Remote ๐Ÿ’ป Development Jobs

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Senior Web3 Engineer
โ€ข
Block Labs
๐Ÿ‡ช๐Ÿ‡บ Europe
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 18, 2025
7/18/2025

As our Web3 Integration Engineer, you will own the end-to-end integrations with blockchains, liquidity and swap aggregators, on-/off-ramp providers, and key-management platforms such as Fireblocks. Your work will power features like multi-onramp routing, gasless transactions, and deep on-chain analytics across our wallet, widget, and mobile products.

In line with our mission to bridge the Web2 to Web3 gap, we are developing a highly configurable, modular platform that powers secure SSO onboarding, dynamic routing, and real-time interactions with decentralized systems.

We are expanding our backend team with a focus on integrating critical third-party systems into our platform. This role is ideal for engineers who enjoy the complexity of designing robust services that interface with external platforms, manage transactional integrity, and act as strategic enablers for future products.

Key Responsibilities

  • Design and implement backend services (JS/TS) that interface with multiple blockchains (EVMs, Solana, Bitcoin), and liquidity providers (e.g., THORSwap, 0x, Uniswap).
  • Build multi-onramp orchestration logic that selects optimal fiatโ†’crypto providers in real time based on fees, speed and chain availability.
  • Integrate Fireblocks MPC & Multi-Device Flow for secure transaction signing, key rotation, and delegated approvals.
  • Develop and maintain gas-relay infrastructure (ERC-2771 / Biconomy or custom relayer) to enable seamless, gasless user transactions.
  • Expose clean, versioned REST/GraphQL/JSON-RPC APIs for frontend and mobile teams; document contracts and edge cases.
  • Write robust unit and integration tests; set up heartbeat monitors against on-chain events and third-party SLAs.
  • Stay current on Ethereum/L2 roadmap items (e.g., account abstraction, bridges, swaps) and propose actionable improvements.

About You

  • Computer Engineer or equivalent University degree
  • 5+ years backend or protocol-level engineering; 3+ years production work with blockchain integrations (Ethereum, EVM L2s, or Solana).
  • Strong coding skills in Go or JavaScript/TypeScript; comfortable interacting with smart-contracts ABIs.
  • Hands-on experience with one or more wallet/key-management solutions (Fireblocks, Web3Auth, Safe or similar).
  • Deep understanding of on-chain transaction lifecycle, gas markets, nonce management, and chain reorg handling.
  • Proven track record integrating third-party APIs for swaps, bridges, or on-/off-ramps; bonus for experience with liquidity routing algorithms.
  • Familiarity with using web3 common providers like Alchemy or Infura.
  • Familiarity with Hardhat, Foundry or Anchor
  • Familiarity with cryptographic primitives (ECDSA/MPC, EIP-1559 fee model, ERC-4337 account abstraction).
  • Comfort working in cloud-native environmentsโ€”AWS, IaC, and modern CI/CD.
  • Passion for clean code, testability, and long-term maintainability.
  • Excellent written and verbal English communication
Senior Deployment Engineer
โ€ข
Scorewarrior
๐Ÿ‡จ๐Ÿ‡พ Cyprus
๐Ÿ’ป Development
โœˆ๏ธ Relocation
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 18, 2025
7/18/2025

Scorewarrior is a game developer and publisher based in Limassol, Cyprus. The company focuses on the 4X strategy genre, with an ambitious goal to grow its hit game, Total Battle, to become the No.1 strategy game in the world. Our team consists of 180+ passionate, talented, self-driven, and continually developing professionals who love making high-quality games.

Our mission: to unite and excite people all over the world.

We're looking for an experienced Senior Deploy Engineer to take ownership of designing and implementing a deployment platform, maintain application deployment automation architecture, and contribute to technical solutions in collaboration with product and infrastructure teams.

Tasks to be solved:

  • Ideate, design and operate the application deployment architecture.
  • Plan, design and implement continuous deployment (CD) pipelines.
  • Collaborate with product and infrastructure tech leads to identify focus areas, problem points, and provide solutions
  • Contribute to technical design decisions and implementation for deployment across company
  • Performing operational tasks to maintain the application in working condition.
  • Produce user documentation around your implemented solutions
  • Improve existing monitoring systems, including monitoring dashboards, alerts, and proposing application health metrics.

Job requirements

  • Team leadership experience, including hiring and mentoring engineers.
  • Experience designing systems from scratch or (re)designing large parts of an existing system.
  • Proficiency in deployment automation systems.
  • Experience with cloud providers, preferably Google Cloud Platform (GCP).
  • Skilled in Infrastructure as Code (IaC), with a preference for Ansible or Terraform.
  • Knowledgeable in Kubernetes and understanding of its operational principles.
  • Experience with Docker/ContainerD.
  • Experience with scripting using Bash, Python, or other common languages
  • Understanding of version control management practices, such as GitFlow or trunk-based development.
  • Experience in Linux administration.

What We Offer:

  • The best team in the world!
  • An excellent remuneration package, including a 13th salary.
  • Full relocation coverage for you and your family to Cyprus (Limassol).
  • A modern, sunny office close to the sea.
  • Private health insurance for you and your family members.
  • A monthly pre-school, school, and university allowance for employees' children.
  • Lunch compensation.
  • A sports and fitness allowance.
  • Company-funded personal development opportunities (professional and language courses, books, etc.).
  • Bonuses for outstanding results, years of service, marriage, and childbirth.
  • Friendly monthly office parties and epic annual offsite company birthday and Christmas celebrations.
Head of Engineering (Linux Platform & Automation)
โ€ข
CloudLinux
๐ŸŒŽ World
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 17, 2025
7/17/2025

We're seeking a hands-on Head of Engineering to lead a critical unit within the Endless Lifecycle Support product, consisting of approximately 15 talented engineers. This isn't just a management role, it's about being in the trenches, driving architectural excellence, and directly contributing to the code as we scale. You'll be the technical backbone and cultural champion for your team, guiding them through the exciting challenges of a fast-paced startup environment. It's also about being the technical architect, the primary problem-solver, and a direct contributor as we scale.

You'll be instrumental in translating our ambitious product vision into robust, scalable, and highly automated solutions. Your leadership will directly influence our efficiency, product quality, and delivery speed. This role is for an enthusiastic leader who lives and breathes Linux and Automation and Open Source, excels at technical execution, and can inspire a team to deliver quickly and effectively.

You can find more information about the product at the following link:

As our Head of Engineering, you will:

  • Lead a highly effective technical unit of about 20 engineers, balancing direct code contribution in Python (or full-stack development) with strategic oversight and mentorship.
  • Champion Linux-first development and automation principles across all projects, ensuring our systems are robust, efficient, and scalable.
  • Drive architectural strategy and implementation, building high-performance, automated solutions.
  • Ensure the highest standards of code quality, system reliability, and operational efficiency for all deliverables.
  • Act as a player-coach, diving into code to solve complex technical challenges and setting the example for the team.
  • Collaborate closely with product management and executive leadership, translating ideas and hypotheses ย into technical implementation aggressively and fast.
  • Actively recruit, mentor, and foster the growth of your engineering team, building a culture of technical excellence and continuous improvement.

The ideal candidate is a deeply technical and experienced leader who brings:

  • Exceptional Python Proficiency: A strong track record of building complex, high-performance, and scalable systems using Python. Experience with full-stack development is a plus.
  • Deep Linux Expertise: A profound understanding of Linux operating systems at an architectural and operational level; you truly understand the OS, not just its applications.
  • Automation Mastery: Proven success in implementing automation principles and tools to transform manual processes into highly efficient workflows.
  • Leadership & Management:
    • 10+ years of hands-on software development experience.
    • At least 3-5 years in a leadership role (e.g., Engineering Manager, Director of Engineering) overseeing a team of similar size (around 20 engineers).
    • A strong, enthusiastic, and results-oriented leadership style with a clear bias for action and fast delivery.
    • Demonstrated ability to effectively lead and inspire engineering teams in a fast-paced environment.
  • Startup Acumen: Experience working in startup environments, comfortable with ambiguity, rapid iteration, and high ownership.
  • Communication: Excellent communication skills, capable of articulating complex technical concepts and strategic direction to both engineers and executives.
  • Commitment: A commitment to building secure and reliable systems.

Why You'll Love Working Here

  • Lead with Impact: Directly shape our core product and engineering culture, seeing immediate results from your leadership and code.
  • Linux & Automation at Core: Work in an environment where your passion for Linux and automation drives everything we do.
  • Fast-Paced Startup Culture: Thrive in a dynamic, high-ownership culture where your ideas are valued, quickly implemented, and directly impact our growth.
  • Hands-On Contribution: Maintain a strong technical edge with significant opportunities for direct code contribution.
  • Growth & Autonomy: Unlock substantial professional growth and autonomy in driving key technical decisions.

What's in it for you?

  • A focus on professional development
  • Interesting and challenging projects
  • Fully remote work with flexible working hours, that allows you to schedule your day and work from any location worldwide
  • Paid 24 days of vacation per year, 10 days of national holidays, and unlimited sick leaves
  • Compensation for private medical insurance
  • Co-working and gym/sports reimbursement
  • Budget for education
  • The opportunity to receive a reward for the most innovative idea that the company can patent
CloudOps Team Lead
โ€ข
Wrike
๐Ÿ‡ช๐Ÿ‡ช Estonia
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 17, 2025
7/17/2025

Do you have a solid Cloud Operations background and 1+ years of experience leading a technical team? Are you thrilled to expand your expertise in people and project management, and want to see the big picture of the work you are doing? We are looking for a Team Leader for one of our SysOps teams! It supports our GCP and on-premises infrastructure (including networking), internal services for the SysOps department, and parts of the Wrike product, including staging and production installations.

In this role you will be able to influence decisions, mentor, and upskill your team, enabling partners with a reliable and effective infrastructure and Cloud-based solutions. If you would like to lead a team of system and network engineers and provide them with technical guidance and mentorship but also help our colleagues support the optimization and automation of our everyday tasks, we'd love to speak with you!

More about Your team

We have a team of 5 people who are distributed across multiple European countries. The entire SysOps department consists of 4 teams, with more than 20 people in total. Currently, we are looking for someone who will take ownership of the teamโ€™s scope and become both a manager and mentor for the team members.

The team is focused on:

  • Managing DB infrastructure (PostgreSQL)
  • Working with GCP, Cloudflare, and many other third-party services within an IaC paradigm
  • Managing Kafka and data pipeline infrastructure
  • Collaborating with the Engineering department and running several products and internal applications
  • Managing the virtualization platform (Proxmox)

How Youโ€™ll make an impact

  • Managing a middle-size team of system and network engineers
  • Assuming technical lead and ownership of Wrike product and development infrastructures in both on-premises and cloud environment
  • Liaising with other SysOps team leaders on strategy, projects, and day-to-day management of the SysOps Department
  • Providing technical guidance and mentorship to team members
  • Helping our teams to optimize and automate "every-day" tasks
  • Guiding the team to successfully meet their objectives

How we work

  • We run Java, NodeJS and PHP applications in Kubernetes and standalone VMs
  • We use
    • Nginx, HAproxy and Istio for load balancing
    • Kafka and rabbitmq for messaging
    • PostgreSQL and MySQL as relational databases
    • Graylog, Logstash, Fluentd for logging
    • Prometheus (VictoriaMetrics) and Zabbix for monitoring
    • Puppet, Ansible and Terraform for defining everything as a code
    • Jenkins and Gitlab-CI for making pipelines
    • Python to automate everything
  • GCP, AWS and Cloudflare are our cloud providers
  • And we operate in on-premise datacenters with Juniper network equipment

You will achieve your best if you have

  • Experience with leading a team
  • Strong Linux fundamentals: be familiar with Linux CLI, hands-on experience with web applications
  • Network fundamentals: TCP/IP, routing
  • Git version control system or other VCS
  • High personal responsibility and willingness to grow and learn, as well as a passion for your work

And you will concur our world with

  • Experience with any of System Configuration Management tools (Ansible/Puppet/Salt, etc.)
  • Experience with CI/CD systems and tools: GitlabCI/Jenkins
  • Cloud Technology experience either Amazon Web Services or Google Cloud Platform (managing with either Terraform, Kubernetes)

Whatโ€™s next?

  • Intro call with a Recruiter
  • Technical interview
  • Cultural interview

Perks of working at Wrike

  • 28 calendar days of paid vacation
  • Sick leave compensation
  • Life insurance plan
  • Health insurance plan
  • Fitness plan (800 EUR/year)
  • Parental leave
  • 2 volunteer days
  • Full-remote & On-demand access to Co-working space
  • Utility allowance (30 EUR/month, subject to taxation)
Software Engineer (Nest.js and React.js)
โ€ข
Broadvoice
๐Ÿ‡ต๐Ÿ‡น Portugal
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 17, 2025
7/17/2025

Weสผre seeking a talented and experienced full-stack software developer with expertise in Node.js, Nest.js, and React.js, and a passion for building scalable and robust solutions. As part of our dynamic team, youสผll play a key role in developing and implementing innovative software products, collaborating closely with product managers, designers, QA analysts, and fellow developers. We highly value experience with leading AI tools and services, as we continuously explore cutting-edge technologies to enhance our products. Additionally, we seek someone with a sharp, critical mindsetโ€” someone who challenges assumptions, brings fresh perspectives, and actively contributes to shaping innovative, forward-thinking solutions.

What you'll do:

  • Design, develop, and maintain software solutions, primarily using Node.js, Nest.js, and React.js.
  • Leverage AI tools and services to enhance and optimize solutions when applicable.
  • Mentor development teams to uphold high standards of code quality.
  • Work with team leaders, product managers, and developers from the discovery phase to solution delivery.
  • Translate business requirements into clear technical requirements.
  • Write clean, maintainable, and efficient code.
  • develop and maintain unit tests to ensure reliability.
  • Participate in code reviews and promote team knowledge-sharing.
  • Create and maintain thorough technical documentation.
  • Proactively identify areas for improvement and propose innovative solutions.

What you bring:

  • Bachelorสผs degree in Computer Science or a related field.
  • 4+ years of experience in software development with Node.js, TypeScript (and/or Nest.js), and React.js.
  • Strong understanding of loosely coupled architectures.
  • Experience with AI tools and services is a strong plus.
  • Proficiency with Git, Linux, and Agile methodologies.
  • Excellent problem-solving skills with a critical and analytical mindset.
  • Strong communication skills and experience working with remote teams (fluent English required).
  • Leadership qualities with a collaborative, team-oriented mindset.
  • A passion for learning, experimenting with new technologies, and challenging conventional solutions.
  • Knowledge in VoIP environments, Apache Kafka, Docker, Kubernetes, and event-driven architectures.

Why Broadvoice?

At Broadvoice, we believe in more than just work. Weโ€™re committed to creating an environment where you can grow, learn, and make an impact while enjoying a balanced and fulfilling life. At Broadvoice, youโ€™re not just joining a company, youโ€™re joining a place where our success is your success, and your potential has no limits.

Grow Your Career

Whether youโ€™re interested in advancing technical skills, developing leadership acumen, or exploring new areas, we support your career journey with clear growth paths, access to learning resources, and mentorship.

Enjoy Flexibility

We know life happens outside of work. Our remote-first approach and focus on work-life harmony let you thrive in all areas of your life.

Community & Culture

Be part of a team that values diversity, inclusion, and a sense of belongingโ€”where your contributions make a real difference.

Make an Impact

With us, your ideas are heard and your work is meaningful. As a member of our team, youโ€™ll play a central role in building a more reliable and process-oriented infrastructure for Broadvoiceโ€™s future.

Ready to join us?

Are you ready to join a passionate and talented team to build the future of Broadvoice?

If youโ€™re a strategic thinker, a collaborative leader, and have a talent for driving impactful results, weโ€™d love to meet you! Apply now to become part of a forward-thinking company thatโ€™s growing and empowering its people across all roles and departments.

Middle DevOps Engineer
โ€ข
Mad Devs
๐ŸŒŽ World
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 16, 2025
7/16/2025

As we expand our DevOps Engineering Team, we're excited to connect with talented professionals in this dynamic field. We're looking to build a robust team that thrives on innovation and excellence. If you're passionate about shaping the future of cloud infrastructure, we invite you to be a part of our journey.

Our expectations:

  • AWS Experience: Minimum 2 years of hands-on experience in commercial AWS projects.
  • Cloud Mastery: Deep understanding of cloud concepts and experience developing secure, highly available cloud solutions.
  • Cost Optimization: Proven track record in optimizing infrastructure costs.
  • Terraform Expertise: Extensive experience with Terraform and Terragrunt, including developing custom modules and implementing multi-account structures.
  • EKS Proficiency: Practical experience with EKS in commercial projects, understanding its nuances.
  • Kubernetes Expertise: Extensive experience with Kubernetes.
  • Monitoring and Incident Management: Proficiency in setting up and managing monitoring, logging, alerting systems, and incident response.
  • Infrastructure Deployment: Experience deploying test environments and infrastructure for backend, frontend, and mobile applications.
  • Language Proficiency: English at a B2-C1 level, Russian at a B2 level

It will be a plus:

  • AWS Certification: AWS SysOps Administrator, Developer, or Architect certifications are a plus.
  • Compliance Experience: Experience building infrastructure compliant with HIPAA, GDPR, PCI DSS, ISO 27001, CIS.
  • Ansible Experience: Hands-on experience with Ansible.
  • AWS Tools: Experience with AWS CodeCommit, AWS CodeBuild, AWS CodeDeploy.

What do we offer:

  • Competitive Compensation: Dollar-based salary, ensuring your expertise is recognized.
  • Full-time Employment: Officially recognized employment status with legal assistance for collaboration.
  • Expert Development Team: Join a team of seasoned developers and engineers.
  • Engineering Leadership: Our leadership team has an engineering background and actively participates in technical meetings to discuss project challenges and technological innovations.
  • Learning Opportunities: Company-sponsored training, access to an electronic library, and participation in conferences. We support and prepare you for speaking engagements at prestigious events like FOSDEM, TeamLeadConf, Golang Conf, GDG DevFests.
Middle C++ Software Engineer (Gameplay)
โ€ข
Playrix
๐ŸŒŽ World
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 16, 2025
7/16/2025

We have big plans for the growth and development of our projects, which is why we are looking for the strongest experts to join our development teams.

Development teams are at the core of our company. They are the reason that our games have continued to grow and improve for 20 years. Each programmer makes a unique and invaluable contribution to the company's results.

For each project we have certain focus areas and tasks to be solved:

  • Feature: develop events and mini-games from scratch (ranging from various competitions to mini-games like Merge)
  • Technical: optimization, technical stability support, SDK (reducing loading speed, memory consumption, etc.)
  • Match-3 and meta: working with graphics and basic game mechanics (adding new functionality, refactoring and optimization)

Our stack

  • Languages: C++, and Lua and Python for single tasks
  • Graphics: OpenGL ES and Metal
  • Our own engine, similar to Unity or Unreal, which we are constantly developing (read about our engine here)
  • Advanced CI/CD, automated testing, code review processes and much more

Requirements

  • 2+ years of experience in developing commercial projects in C++
  • Experience in client product development

Preferred

  • Experience in game development
  • Experience working with popular game engines (Unity, Unreal, Godot, Cocos2D, Defold, etc.)
  • Experience developing for mobile platforms (iOS, Android)
  • Experience working with computer graphics

We offer

  • The opportunity for continuous development in a team of 500+ professional engineers: we have a huge knowledge base and a mentoring system that allows you to adapt quickly
  • Ability to move between areas and not only within development (Project Management, marketing, etc.)
  • Tasks that require you to make safe and effective architectural decisions as well as opportunities to apply interesting programming approaches
  • An emphasis on developing each specialist's product ideas Time to play the games that you're developing, so you can envision how this or that feature will work for the user
  • The ability to switch out processes and approaches for more efficient ones without lengthy approvals or bureaucracy

Our Perks

Flexibility at work
  • For most positions we offer a flexible schedule, and employees can work from anywhere in the world (except for the Russian Federation and the Republic of Belarus). You can do your work however and wherever you like โ€” we only evaluate your results.
Caring for health and well-being
  • We provide voluntary health insurance for employees and their children, and reimburse online sessions with a psychologist.
  • We offer fully paid vacation days and sick leave. In certain circumstances, you can request additional days off.
  • We support leading a healthy lifestyle and reimburse the cost of gym memberships and fitness app subscriptions.
Professional development and education
  • We pay for participation in specialized conferences and courses and hold our own internal conferences.
  • We offer discounts on English language courses and courses for the languages of the countries in which the company operates.
Events and merch
  • We regularly hold offline events like team meetings, big corporate parties, and informal office parties.
  • We also regularly organize fun competitions, quizzes, hackathons, and online fitness challenges.
  • We have a merch store with an internal currency you can use to buy unique gifts. We give out this currency as a gift for significant dates, and you can earn more by participating in events and company activities.

Work Format

Remote or from one of the companyโ€™s offices.

Senior Frontend Developer (Cupid Media)
โ€ข
Social Discovery Group
๐Ÿ‡ฌ๐Ÿ‡ช Georgia
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 16, 2025
7/16/2025

We are looking for a Senior Frontend Developer for one of our most well-established products - Cupid Media.

Your main tasks will be:

  • Participation in designing the application architecture;
  • Development of new functionality;
  • Implementation of components and services;
  • Code/documentation review;
  • Communication with adjacent departments;
  • Implementation quality control.

We expect from you:

  • Strong knowledge of JavaScript & TypeScript;
  • Have experience and understanding of the practical application of SOLID principles;
  • Proficient in developing web applications using React, with a strong understanding of React's core principles and lifecycle.
  • Proficiency in modern frontend development tools and practices, including but not limited to, ES6+, webpack, Babel, and npm/yarn.
  • Understanding of HTML5, CSS3, and responsive design principles, with the ability to implement high-fidelity UIs from design mockups.
  • Strong debugging and problem-solving skills, with the ability to optimize front-end performance and ensure a seamless user experience.
  • Understanding type definitions, interfaces, and generics in TypeScript, to ensure type safety and code reliability.
  • Experience with MobX, Vite, Tailwind, NextJS is advantageous but not required.
  • Ability to apply reactive programming principles to complex UIs would be beneficial.
  • English from B1-B2 (Good spoken English required)
  • Ability to work in the GMT+4 / GMT+5 timezone

What do we offer:

  • REMOTE OPPORTUNITY to work full time;
  • Vacation 28 calendar days per year;
  • 7 wellness days per year (time off) that can be used to deal with household issues, to lie down and recover without taking sick leave;
  • Bonuses up to $5000 for recommending successful applicants for positions in the company;
  • Full payment for professional training, international conferences and meetings;
  • Corporate discount for English lessons;
  • โ€‹Health benefits. According to the paychecks, if you are not eligible for corporate medical insurance, the company will compensate you with up to $ 1,000 gross per year per employee. This can be spent on self-purchase of health insurance or on doctorโ€™s fees for yourself and close relatives (spouse, children);
  • โ€‹Workplace organization. The company provides all employees with an equipped workplace and all the necessary equipment (table, armchair, wifi, etc.) in our offices or co-working locations. In the other locations, the company provides reimbursement of workplace costs up to $ 1000 gross once every 3 years, according to the paychecks. This money can be spent on the rent of the co-working room, on equipping the working place at home (desk, chair, Internet, etc.) during those 3 years;
  • Internal gamified gratitude system: receive bonuses from colleagues and exchange them for time off, merch, team building activities, massage certificates, etc.

Sounds good? Join us now!

Trading Strategies Lead Developer (Node.js)
โ€ข
Utorg
๐ŸŒŽ World
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 15, 2025
7/15/2025

Everyone who is passionate about innovations wants to make the world a better place. That is exactly what we are doing at Utorg. While developing innovative fintech products where traditional finance and blockchain technology meet, we are building a gate that opens multiple opportunities for both โ€” users and businesses.

So far, our core products have already won usersโ€™ hearts in over 187 countries and have the respect of industry-leading companies, like NEAR Protocol, OKX, Wirex, Matters Labs, Velas, WhiteBIT, and others.

We are an international team of young and ambitious professionals united by a passion for innovations and belief in the decentralized world. Now, we are looking for a Lead Developer who will strengthen our team and contribute to the success of our products and the bright future of Web3.

Experience:

  • Minimum of 5 years in software development.
  • At least 3 years of experience with Node.js and relevant frameworks (e.g., Nest.js).

Technical Skills:

  • Strong proficiency in Node.js, including experience with asynchronous programming, closures, and ES6+ features.
  • Knowledge of TypeScript.
  • Familiarity with microservices architecture.
  • Experience with database technologies such as PostgreSQL and Redis.
  • Proficiency with Docker and container orchestration tools like Kubernetes.
  • Experience with message brokers such as NATS, RabbitMQ, or Kafka.

Trading Strategies and DeFi:

  • Knowledge of basic trading strategies and the ability to develop new ones.
  • Experience with financial data analysis and algorithmic trading.
  • Understanding of smart contracts and blockchain technologies (e.g., Ethereum).

Best Practices:

  • Strong understanding of software development best practices, including version control (Git), CI/CD pipelines, and testing methodologies.
  • Experience with automated testing frameworks and tools (e.g., Jest, Mocha).

Soft Skills:

  • Proven leadership skills with experience managing a development team.
  • Excellent problem-solving abilities and attention to detail.
  • Strong communication skills and ability to work collaboratively with cross-functional teams.
  • Stay up-to-date with the latest industry trends and technologies to keep the team ahead of the curve.

Responsibilities:

  • Lead the development of trading strategies for centralized and DeFi platforms using Node.js.
  • Oversee the architecture and implementation of scalable and maintainable code.
  • Collaborate with cross-functional teams to design, develop, and deliver high-quality software solutions.
  • Ensure the security and performance of the software applications.

We offer

  • Interesting tasks to create a cool product;
  • Fully remote work;
  • Positive and productive work environment;
  • Collaborate with experienced developers;
  • Using the latest technologies and frameworks;
  • Ability to take a break from work (if necessary);
  • Interesting business trips, participation in conferences, and hackathons;
  • Professional growth.

Benefits

  • Annual salary indexation;
  • Flexible working hours;
  • Payment of vacation and sick leave.

Our stack

  • Java with SpringBoot;
  • Nodejs with Nest.js;
  • React, Redux, React.Native, TypeScript;
  • Kubernetes;
  • NATS;
  • PostgreSQL;
  • Hashicorp.Vault.
Render Software Engineer
โ€ข
Strikerz Inc.
๐ŸŒŽ World
๐Ÿ’ป Development
๐Ÿ  Remote & โœˆ๏ธ Relocation
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 15, 2025
7/15/2025

We are looking for a Render Software Engineer to join our team.

Responsibilities:

  • Design, implement, and iterate on new and existing render systems;
  • Work with C++ and shader programming;
  • Develop features for multiple platforms and different hardware capabilities;
  • Be aware of performance and memory footprints of different approaches or techniques;
  • Debug GPU and rendering issues;
  • Communicate with the teams that use the technology in order to understand their requirements and to define the implementation and improvement needs.

Skills and requirements:

  • Professional experience with C++ programming;
  • Knowledge of various graphics APls (DirectX 12, Vulkan) and associated shader languages;
  • Experience with performance critical programming;
  • Thorough knowledge of 3D mathematics, rendering algorithms, and data structures;
  • Ability to accurately predict task duration and understand dependencies;
  • Experience with general purpose computations on GPUs;
  • Have awareness of new developments in APls and hardware.

Nice-to-Have:

  • Knowledge of physically based rendering;
  • Rendering equation;
  • BRDF;
  • Interaction of light with materials and construction of the final image.

Why choose us? โ€

Our team unites creative professionals who have made a great effort to develop a top-quality project for gaming consoles. If you possess experience in game development or are just a gamer to the core, you are welcome to be a part of our international team, where your skills and creativity will be boosted, and the possibility for growth will always be in the game!โ€

We offer:

  • Competitive salary;
  • Medical insurance, sick leaves and social benefits;
  • Relocation package;
  • Sports compensation;
  • Online English classes;
  • Referral bonuses;
  • Co-working compensation;
  • Corporate events.
Senior iOS Developer
โ€ข
Simple
๐Ÿ‡จ๐Ÿ‡พ Cyprus
๐Ÿ’ป Development
๐Ÿ  Remote & โœˆ๏ธ Relocation
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 15, 2025
7/15/2025

Simple Life is the #1 AI-powered health coaching app for adults who want to lose weight and enjoy a healthier lifestyleโ€”without the stress or extremes. Our mission is to empower people to feel their best every day. By challenging traditional, restrictive approaches, Simple offers a more sustainable method grounded in ease, personalization, and real-life support.

Simple has had over 17 million downloads and more than 300,000 5-star reviews, having helped millions lose weight successfully and sustainably. Simple has earned recognition as Best Virtual Coach and one of the Top 100 AI companies โ€” all thanks to a dedicated global team driving real impact.

With SIMPLE as a partner in their pocket, users feel cared for and empowered to embrace โ€” and stick to โ€” new healthy habits. To learn more, visit simple.life.

Right now we are looking for a talented iOS Developer who will join the Innovation Department โ€” where new product ideas are born, tested, and shipped fast.

Push the pace of innovation and build a future of a healthier world with us!

Key Responsibilities:

  • Work on the frontlines of product development โ€” turning raw ideas into functional prototypes and MVPs with real users in mind;
  • Take full ownership of features from concept to code โ€” often without rigid specs or long planning cycles;
  • Create beautiful, exciting UI that feels alive โ€” not just functional, but emotionally engaging;
  • Explore new technologies, APIs, interactions โ€” and build things that havenโ€™t been done before;
  • Collaborate with product, design, and research โ€” but without bureaucracy or slow loops;
  • Move fast: this role is not about endless โ€œpixel pushingโ€ or tweaking paddings for weeks โ€” itโ€™s about designing bold, gorgeous, high-impact experiences that matter.

What weโ€™re looking for:

  • You genuinely love iOS โ€” and have a passion for beautiful interfaces, smooth animations, delightful interactions;
  • Youโ€™ve shipped your own apps to the App Store (or built something end-to-end);
  • You enjoy hackathons, side-projects, or just building cool stuff for the sake of it;
  • You thrive when given freedom and trust โ€” and youโ€™re excited to shape the future of the product, not just maintain the past;
  • You move fast, think like a maker, and see constraints as fuel, not friction.

Our current tech stack:

  • Swift
  • SwiftUI
  • GRDB
  • PinLayout

Weโ€™ve recently migrated to SwiftUI and async/await as part of our modernization efforts. Our minimum deployment target is iOS 17.5, so youโ€™ll get to work with the latest APIs without legacy constraints.

Perks and Benefits:

  • Open-minded teams, a welcoming and inclusive company culture, plus the opportunity to make a real difference with a game-changing health tech product;
  • A competitive salary package based on your unique expertise, skillset, and impact on the product plus stock options;
  • In-office or hybrid work (3 days in office) opportunities;
  • Relocation package (Cyprus) - optional;
  • The equipment whatever you need to be happy and productive;
  • A premium SIMPLE subscription;
  • 21 days annual leave, plus bank holidays (those observed where you live);
  • Flexible hours. We focus on your results, not how long you spend at your desk.
Senior Web Developer (Node.js/PHP)
โ€ข
Scorewarrior
๐Ÿ‡จ๐Ÿ‡พ Cyprus
๐Ÿ’ป Development
โœˆ๏ธ Relocation
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 15, 2025
7/15/2025

Scorewarrior is a game developer and publisher based in Limassol, Cyprus. The company focuses on the 4X strategy genre, with an ambitious goal to grow its hit game, Total Battle, to become the No.1 strategy game in the world. Our team consists of 190+ passionate, talented, self-driven, and continually developing professionals who love making high-quality games.

Our mission: to unite and excite people all over the world.

We're looking for a Senior Web Developer to join our team that builds and scales high-load user-facing web services, including game accounts, payments, notifications, and our core game website. These systems are mission-critical, serving millions of players globally.

You'll work in a high-ownership environment, driving engineering decisions and helping shape systems that are robust, observable, and built to scale. We value initiative, technical leadership, and a drive to create elegant systems that bring real value to players.

The current application stack is written in Node.js 22 (NestJS) and PHP 8.3 (Phalcon), deployed using Ansible, with a small portion of the applications migrated to K8s.

Tasks to be solved:

  • Designing and implementing our client entry point and maintenance system.
  • Reducing technical debt by driving architectural improvements, establishing code standards, and introducing best practices.
  • Refactoring and scaling existing services: accounts, payments, notifications, and the game website.
  • Building and maintaining robust monitoring, logging, and alerting systems to ensure production reliability.
  • Contributing to cross-team technical discussions, design reviews, and system evolution planning.

Job requirements

  • 5+ years of commercial backend development experience in Node.js/PHP.
  • Practical experience in software design: SOLID, YAGNI/KISS/DRY, patterns.
  • The ability to participate in creating or reviewing architectural documentation (ADRs/RFCs).
  • Databases: experience with relational and NoSQL databases, caching, and cache invalidation
  • Testing: Writing unit and integration tests.
  • Networking & Concurrency: TCP/HTTP, RPC (gRPC/protobuf/JsonRPC).
  • Observability: Prometheus/InfluxDB, Grafana, or analogs.
  • Basic knowledge and practical experience with CI/CD pipelines.
  • Confident knowledge of Docker and an understanding of Kubernetes principles.

Youโ€™re a great fit if you:

  • Have designed, launched, and maintained complex distributed systems in production.
  • Are comfortable troubleshooting real incidents and improving system reliability.
  • Have led the development of a system from scratch to production and learned from failures.
  • Are proactive, autonomous, and take end-to-end ownership of your work.
  • Make decisions using metrics, trade-off analysis, and user-first thinking.

What we offer:

  • The best team in the world!
  • An excellent remuneration package, including a 13th salary.
  • Full relocation coverage for you and your family to Cyprus (Limassol).
  • A modern, sunny office close to the sea.
  • Private health insurance for you and your family members.
  • A monthly pre-school, school, and university allowance for employees' children.
  • Lunch compensation.
  • A sports and fitness allowance.
  • Company-funded personal development opportunities (professional and language courses, books, etc.).
  • Bonuses for outstanding results, years of service, marriage, and childbirth.
  • Friendly monthly office parties and epic annual offsite company birthday and Christmas celebrations.
Android Developer
โ€ข
B9
๐ŸŒŽ World
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 15, 2025
7/15/2025

Key qualifications

  • Product thinking mindset;
  • 3+ years of Android, Kotlin commercial services development experience;
  • Confidence in application of Clean Architecture, OOP, SOLID principles, MVVM/MVI patterns;
  • Understanding of the Android SDK, Single activity solution;
  • Jetpack Compose;
  • Experience with Coroutines, Retrofit;
  • English from Intermediate;
  • Git, CI/CD.

Will be a plus

  • Experience building banking applications
  • Paging library, Koin, Cicerone
  • AppsFlyer, Firebase
  • Apollo, Mockito, GraphQL/REST, Google Services

Your responsibility and scope

  • Design and development of new features with focus on delivery;
  • Supporting existing functionality;
  • Tasks grooming and evaluation;
  • Code review;
  • Working with production services;
  • Further: technical/team leadership

We offer

  • Full-time;
  • Salary range $4000 โ€“ $5500 Gross;
  • Project duration: 6 to 12 months (with possible extension or transition to long-term);
  • Latest tech stack, high load distributed application development challenges;
  • International team of experienced and talented professionals;
  • Ability to become a Technical/Team leader in a fast growing team.
iOS Developer
โ€ข
B9
๐ŸŒŽ World
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 15, 2025
7/15/2025

Key qualifications

  • Product thinking mindset
  • 3+ years of iOS, Swift commercial services development experience;
  • Confidence in application of Clean Architecture, OOP, SOLID principles, MVVM pattern;
  • Experience with reactive programming Rx; SnapKit;
  • TCA(The Composable Architecture), SwitfUI and TUIST;
  • English from Intermediate;
  • Git, CI/CD.

Additionally

  • Experience building banking applications;
  • AppsFlyer, Firebase.

Your responsibility and scope

  • Design and development of new features with focus on delivery;
  • Supporting existing functionality;
  • Tasks grooming and evaluation;
  • Code review;
  • Working with production services;
  • Further: technical/team leadership.

We offer

  • Full-time;
  • Salary range $4000 โ€“ $5500 Gross;
  • Project duration: 6 to 12 months (with possible extension or transition to long-term);
  • Latest tech stack, high load distributed application development challenges;
  • International team of experienced and talented professionals;
  • Ability to become a Technical/Team leader in a fast growing team.
.NET Backend Developer
โ€ข
B9
๐ŸŒŽ World
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 15, 2025
7/15/2025

Key qualifications

  • 3+ years of EF Core commercial services development experience;
  • 1+ years of ASP.Net Core (most recent experience);
  • Confidence in application of REST, GraphQL, OOP, SOLID principles, Enterprise Design Patterns;
  • Good knowledge of SQL/TSQL;
  • Experience with Azure (App Service, Application Insights, etc);
  • Git, CI/CD (Azure Pipelines);
  • Unit-testing practices;
  • English from Intermediate.

Additionally

  • Experience building banking applications;
  • Docker, Message queues;
  • Experience in micro service development;
  • OpenAPI/protobuf.

Your responsibility and scope

  • Design and development of new features with focus on delivery;
    Supporting existing functionality;
  • Tasks grooming and evaluation;
  • Code review;
  • Working with production services;
  • Further: technical/team leadership.

We offer

  • Full-time;
  • Salary range $4000 โ€“ $5500 Gross;
  • Tech stack is .NET 6.0, high load distributed application development challenges;
  • New projects with no legacy code;
  • International team of experienced and talented professionals;
  • Ability to become a Technical/Team leader in a fast growing team.
Junior / Middle Security Engineer
โ€ข
YouHodler
๐Ÿ‡ฒ๐Ÿ‡ช Montenegro
๐Ÿ’ป Development
๐Ÿ  Remote & โœˆ๏ธ Relocation
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 14, 2025
7/14/2025

Weโ€™re looking for a Junior Security Engineer to join our team. Youโ€™ll work closely with an external security expert and our DevOps engineers to strengthen the security of our infrastructure and services. This is a hands-on role with strong mentorship and opportunities for growth.

Responsibilities

  • Contribute to securing our AWS-based infrastructure
  • Support monitoring and logging systems (Prometheus, ELK, Sentry)
  • Help implement and maintain security tools like Vault, WAF, and vulnerability scanners
  • Review Kubernetes and Terraform configurations for security best practices
  • Learn and improve CI/CD pipelines (GitHub Actions, Jenkins) from a security perspective
  • Participate in internal audits, reviews, and incident response
  • Gradually develop an understanding of security in a microservice-based architecture

Requirements

  • Basic knowledge of information security principles
  • Understanding of Linux systems, networking, and web application fundamentals
  • Strong English (both written and spoken)
  • Willingness to learn from a mentor and take ownership of tasks
  • Curiosity about crypto / Web3 (professional experience not required, but interest matters)

Nice to have

  • Experience with AWS, Kubernetes, CI/CD, or Vault
  • Scripting skills (e.g., Bash, Python)
  • Familiarity with microservice architecture principles

Bonuses

  • Flexible holidays: 30 working days of vacation per year - take a real break
  • Professional development and career growth (including two hackathons a year to flex your skills)
  • Corporate English classes
  • Legalization in Montenegro for you and your family - work permit included
  • Remote work option - your call, your space
  • Annual team meetup in a beautiful seaside location (work hard, chill harder)
Frontend Engineer
โ€ข
Wallet
๐ŸŒŽ World
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 14, 2025
7/14/2025

Wallet in Telegram is a digital asset solution natively embedded into Telegramโ€™s interface. Backed by The Open Platform, Wallet in Telegram gained 100M+ user accounts in 2024, and aims to make its solution available to all 1BN+ of Telegramโ€™s users. Wallet in Telegram offers a dual-wallet experience with Crypto Wallet (a multi-chain wallet for trading and sending crypto to contacts) and TON Wallet (a self-custodial wallet with access to the TON ecosystem of dApps and tokens).

We are looking for Frontend/Fullstack Engineer in our Core teams. Our team build most of the things you see on main page of Wallet.

Responsibilities:

  • Build one of the best and most heavily loaded crypto wallets in the world. We care about building the best-in-market product with near-native UX for users within the Telegram ecosystem.
  • Collaborate with Product Managers and other team members to crystallize requirements, providing new ideas and enhancements.
  • Design & program cost-efficient solutions side-by-side with backend developers. While we expect you to contribute to backend work, our backend experts will provide guidance and support.
  • Write UI end-to-end tests.
  • Work on improving frontend performance (abbreviations like FCP, TTFB should not scare you).
  • Adhere to the Pixel Perfect principle. Our designers make a great effort to make the Wallet interface as concise and understandable as possible, and we should help them with that.

Requirements:

  • 5+ years of experience with TypeScript and React.
  • Some backend experience (any language, databases, APIs) or strong willingness to learn and contribute to backend development. Our backend written on Python.
  • Expertise in building complex layouts with CSS (flex boxes, grids, logical properties).
  • Experience with modern browser technologies (web animations, prefetch/preload).
  • Understanding how browser and internet work (page rendering, communication with server, caching).
  • Strong UX and design sensibilities, and a desire to sweat the small stuff (pixel-perfect, progressive enhancement).
  • Strong communication skills, a positive attitude, and empathy.
  • Self-awareness and a desire to continually improve.
  • Ability to evaluate task's complexity realistically.
  • Willingness to discuss and hear opposite point of view.
  • B2+ Level English.

Why it is a fantastic opportunity:

  • Our business is growing at an exponential scale.
  • Non-bureaucratic management that focuses on results.
  • Regular performance reviews to assess your progress.
  • Remote setup with access to our hubs in Dubai, Yerevan, London and Belgrade.
  • Compensation for medical expenses.
  • Provision of necessary equipment.
  • 20 working days of paid vacation annually.
  • 11 days off per year.
  • 14 days of paid sick leave to support your health and recovery when needed.
  • Access to internal conferences, English courses and corporate events.
Senior DataOps Engineer
โ€ข
RightShip
๐Ÿ‡ฒ๐Ÿ‡น Malta
๐Ÿ’ป Development
๐Ÿ  Remote & โœˆ๏ธ Relocation
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 14, 2025
7/14/2025

At the forefront of maritime safety and environmental advocacy, RightShip is embarking on a transformative journey. By integrating the latest in innovation, digital solutions, and data-driven strategies, we aim to magnify our influence in promoting safety, sustainability, and the well-being of crew members.

We invite a Senior DataOps Engineer with experience to join our dynamic team. In this pivotal role, you will architect and maintain cutting-edge data solutions that address the maritime industry's pressing challenges.

Collaborating with a dedicated team of Data Engineers, you will champion data management, uphold the integrity of key datasets, and bolster our commitment to robust data governance. Your expertise will empower RightShip to harness data's potential, guiding strategic decisions and amplifying our value proposition to both our team and our Customers.

Major Responsibilities ย 

  • Lead the design and implementation of CI/CD pipelines and cloud infrastructure, setting standards for automation, security, and performance.
  • Collaborate with the Head of Data Engineering to define and drive the DataOps strategy in alignment with business priorities.
  • Mentor and guide junior DataOps Engineers, conducting code reviews, knowledge sharing sessions, and technical deep-dives.
  • Architect and optimize modular, reusable, and scalable workspaces in line with enterprise data governance principles.
  • Promote best practices across data versioning, data lineage, testing, observability, and access controls.
  • Take ownership of infrastructure-as-code (IaC) solutions, with a focus on continuous improvement, cost-efficiency, and operational excellence.
  • Partner with Data Engineering, Analytics, and IT teams to ensure reliable, performant, and secure data flows across environments
  • Act as a subject matter expert for Unity Catalog, data sharing, and cloud-native permission management.
  • Engage with customers and partners to ensure data contracts, network configurations, and security requirements are met.
  • Drive monitoring and alerting solutions to ensure platform reliability and operational visibility.
  • Document architectural decisions, operational runbooks, and support onboarding of new engineers.
  • Stay abreast of emerging DataOps technologies, sharing recommendations to maintain RightShipโ€™s edge in data engineering practices.

Qualifications, Skills & Experience

  • Bachelor's or Masterโ€™s degree in Computer Science, Software Engineering, AI, or equivalent.
  • 5+ years of experience in a DataOps, DevOps, or Data Engineering role, ideally in a cloud-native and data-driven environment.
  • Demonstrated experience building and scaling CI/CD pipelines (Azure DevOps preferred).
  • Proven experience with a cloud-based Lakehouse platform such as Databricks, Fabric or Snowflake.
  • Azure experience is advantageous but not required.
  • Strong experience with Infrastructure as Code (Terraform preferred) and automation principles.
  • Strong skills in T-SQL, Git-based version control, and Python scripting.
  • Deep understanding of data governance and security frameworks, especially in relation to Unity Catalog or similar platforms.
  • Experience managing production-grade Spark (PySpark) workloads and performance optimization.
  • Familiarity with the concept of a Data as a Product
  • Experience with setting up a self service platform.
  • Proven ability to work across geographies and time zones in a collaborative, cross-functional team.
  • Comfortable operating independently, with excellent problem-solving and stakeholder engagement skills.
Frontend Engineer
โ€ข
Qatar Insurance Company
๐Ÿ‡ถ๐Ÿ‡ฆ Qatar
๐Ÿ’ป Development
๐Ÿ  Remote & โœˆ๏ธ Relocation
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 13, 2025
7/13/2025

We are Qatar Insurance Company (QIC), the leading insurance provider in GCC. With a history dating back to 1964, we have established ourselves as a pioneer in the insurance industry, offering innovative solutions to meet the diverse needs of individuals and businesses.

Our vision is to make QIC group become the first Digital Ecosystem in the region by combining insurance and non-insurance services in one platform. Through our digital platforms, such as qic.online and the QIC app (Qatar Digital), we empower customers to manage their needs anytime and anywhere.

Our employees have been featured in Forbes 30 under 30, teach at online universities, serve on program committees of major IT conferences, and have previously worked at Yandex, Tinkoff, Avito, Ozon, and other leading tech companies.

About the position

We are looking for a Frontend Engineer to join the QIC Car Market team to build a seamless platform for buying and selling cars, boosting trust and accessibility. Our mission is to develop strategies for listings, search, dealer management, pricing, and transactions. By providing a reliable experience, we strengthen the market and support the growth of new QIC businesses.

Responsibilities

  • Design and deliver new features and maintain existing functionality
  • Contribute to the development and improvement of internal admin panels
  • Collaborate closely with analysts, UX/UI designers, and backend engineers
  • Write unit and integration tests to ensure code reliability

Requirements

  • 3+ years of experience as a Frontend Engineer with Vue 3, Nuxt 3 or React
  • Strong knowledge of JavaScript, TypeScript and state management tools โ€” Vuex, Pinia, Redux, Zustand
  • Hands-on experience with CI/CD tools โ€” GitHub Actions, GitLab CI, TeamCity; logging and monitoring tools โ€” Sentry, ELK stack, DataDog
  • Understanding of Feature-Sliced Design and Server-Side Rendering principles
  • Experience working with REST APIs and OpenAPI/Swagger 2.0
  • Experience working with WebView will be a plus

We offer

  • Long-term service agreement contract with QIC
  • We are diverse โ€” our digital nomads work remotely from 25 different countries
  • Payment in US dollars monthly to your bank account using SWIFT
  • Full-time remote, work schedule: 5 days per week, Sunday to Thursday
  • Vacation policy: Qatar Holiday Calendar, 20 workdays of vacation, and 10 sick days
  • Performance reviews are conducted twice a year, with the possibility of a raise in March and September
  • Potential opportunity to apply for a Qatar ID and relocation to Doha, Qatar
Middle Backend Engineer
โ€ข
3Commas
๐ŸŒŽ World
๐Ÿ’ป Development
๐Ÿ  Remote
๐Ÿ  Remote
โœˆ๏ธ Relocation
Jul 13, 2025
7/13/2025

3Commas is a leading platform for crypto trading automation. Weโ€™re building a modular SaaS product that helps traders worldwide scale their strategies, connect with exchange APIs, and automate routine tasks.

Weโ€™re looking for a backend engineer with strong Ruby on Rails experience and a product-oriented mindset. Youโ€™ll be responsible for designing secure, scalable features, integrating external APIs, and ensuring performance and quality from day one.

Responsibilities:

  • Develop and maintain a modular, scalable SaaS platform using Ruby on Rails.
  • Implement new features and improve existing ones in close collaboration with product and design teams.
  • Integrate external API services and ensure their secure and stable operation.
  • Take ownership of your code in production: monitoring, alerting, and ongoing support.
  • Participate in QA processes from the early stages (โ€œshift-leftโ€ approach).
  • Contribute to code quality through automated tests, code reviews, and refactoring.
  • Actively collaborate with cross-functional teams, including DevOps and QA.
  • Stay up to date with best practices in backend architecture, security, and performance.

Requirements:

  • 4+ years of experience in backend development with Ruby on Rails.
  • Strong understanding of PostgreSQL and relational data modeling.
  • Familiarity with AWS serverless services (e.g., Lambda, DynamoDB).
  • Experience with key-value storage (Redis, Memcached, etc.).
  • Solid grasp of software development best practices: TDD, CI, clean code, refactoring.
  • Experience integrating external APIs and handling third-party service interactions.
  • Understanding of security, scalability, and performance concerns in backend systems.
  • Willingness to engage in testing and QA โ€” quality is everyoneโ€™s responsibility.
  • Comfortable working in Agile teams and participating in code reviews and planning.
  • English proficiency at B2 level or higher (written & spoken).

Nice to Have:

  • Basic experience with Go and interest in expanding your skills in it.
  • Knowledge of Kubernetes and microservice orchestration.
  • Familiarity with Kafka, RabbitMQ or other messaging/streaming systems.
  • Experience solving high-load challenges and performance bottlenecks.
  • Hands-on experience with observability tools (Grafana, CloudWatch, etc.).

What We Offer:

  • Product & Architecture Ownership
    Shape a scalable SaaS product โ€” not just write code, but make decisions that impact performance, quality, and business value
  • Modern Tech Stack
    Work hands-on with AWS Lambda, DynamoDB, Kubernetes, Redis, PostgreSQL, and integrate Go where it fits best.
  • Remote-First Culture
    Join a globally distributed team with asynchronous workflows, and optional office access in Barcelona and Tallinn.
  • High Engineering Standards
    We care about clean code, test coverage, performance, and the long-term maintainability of our systems.
  • Room to Grow
    Learn new technologies like Go, improve your infrastructure skills, or mentor junior developers โ€” weโ€™ll support your evolution.