Senior Backend Engineer (Node.js / TypeScript) (Remote) at MLabs

MLabs helps to setup project specification, implementation, management and maintenance of technical projects for AI, Fintech, Information Technology and more. We specialise in functional programming, compilers, AI, DevOps and full-stack development.

We are recruiting to fill the position below:

Job Title: Senior Backend Engineer (Node.js / TypeScript)

Location: Nigeria (Remote)

Description

• We are simplifying multi-chain DeFi for traditional financial institutions, fintechs, and service providers. By offering a unified API to access all on-chain liquidity across major blockchains, we enable the best price for same-chain and cross-chain swaps.
• We are a passionate team on a mission to enable a fairer, more decentralized world, with a heavy focus on making complex technologies accessible through superior user experience.
• We are looking for multiple Senior Backend Engineers to lead the design, development, and maintenance of our backend systems. You will ensure our infrastructure is robust, scalable, and secure while collaborating closely with cross-functional teams—including frontend developers, product managers, and designers—to deliver high-quality software solutions.

This role reports directly to our Backend Lead. Our current tech stack includes:

• Node.js running TypeScript in Docker containers
• MongoDB and Redis for data and caching
• ethers.js for blockchain communication
• GitHub, Kubernetes, AWS, and CloudFlare for our GitOps CD chain

What You’ll Do

• Lead Architecting: Design, develop, and maintain scalable backend systems and APIs capable of handling growing user loads.
• Code Quality: Maintain high coding standards through rigorous code reviews and best practices for maintainability and readability.
• Optimization: Identify bottlenecks and optimize algorithms to improve system performance and availability.
• Reliability: Implement monitoring, debugging tools, and comprehensive test suites (unit, integration, and E2E).
• Mentorship: Provide technical guidance to junior developers and foster a culture of knowledge sharing.
• Problem Solving: Analyze complex technical problems and propose effective, production-grade solutions.

Requirements

• Location: Must be based in the EMEA region.
• Technical Expertise: Strong professional experience with TypeScript and Node.js.
• Blockchain Experience: Experience working with the Stellar network in production environments is required. Technical understanding of the EVM ecosystem (or others) is a significant plus.
• Seniority: Extensive professional experience in a senior or lead-level backend role.
• Infrastructure: Solid understanding of document databases (MongoDB), caching mechanisms (Redis), and system architecture.
• Testing: Strong knowledge of testing frameworks and a proactive mindset toward quality assurance.
• Communication: Exceptional written and verbal English skills; ability to work autonomously in a remote-first environment.
• Education: A Bachelor’s or Master’s degree in Computer Science is a plus.
• Bonus: Experience with Stellar’s Soroban smart contracts.

Benefits

• Compensation: Salary range of 90K – 130K EUR per year.
• Time Off: 30 days of PTO.
• Flexibility: Flexible working hours and remote days.
• Equity: Participation in the company equity plan from Day 1.
• Team Culture: Annual team offsites (previous locations include Thailand, Vietnam, and Marrakech).
• Equipment: Entitlement to a work computer (your choice of equipment).
• Growth: An annual €1,000 personal development budget (after 6 months of tenure).
• Home Office: A one-time €1,000 remote budget for coworking or office setup.

Application Closing Date
Not Specified.

How to Apply
Interested and qualified candidates should:
Click here to apply online

Note

• You must be located in the EMEA or APAC regions and have a technical understanding of blockchain to be considered for this role.
• Due to the high volume of applications we anticipate, we regret that we are unable to provide individual feedback to all candidates.
• If you do not hear back from us within 4 weeks of your application, please assume that you have not been successful on this occasion.We genuinely appreciate your interest and wish you the best in your job search.