Lead the design, development, testing, optimization, monitoring, and maintenance of scalable backend systems and APIs. Build production-grade solutions for blockchain and DeFi use cases, conduct code reviews, document technical processes, troubleshoot complex problems, and mentor junior developers. Collaborate with frontend, product, and design teams while maintaining high availability, security, performance, and code quality across the Node.js and TypeScript technology stack.
This is a remote position.
This company is a Web3 player offering a unified API to access all on-chain liquidity across major blockchains in order to simplify multi-chain DeFi for traditional financial institutions, fintechs and service providers, for best price same-chain and cross-chain swaps.
They are looking for a Senior Backend Engineers who will lead the design, development, and maintenance of the company's backend systems, ensuring they are robust, scalable, and secure. You'll collaborate closely with cross-functional teams, including frontend developers, product managers, and designers, to deliver high-quality software solutions that drive our success. The position will report to our Backend Lead.
MISSIONS
- Leading and actively participating in the design, development, and maintenance of backend systems and APIs.
- Architecting and implementing scalable and robust backend solutions that can handle growing user loads and evolving business needs.
- Maintaining high coding standards, conduct code reviews, and ensuring best practices for code maintainability and readability.
- Identifying bottlenecks and optimizing code and algorithms to improve system performance.
- Implementing monitoring and debugging tools to proactively identify and resolve issues, ensuring high system availability.
- Developing and maintaining comprehensive test suites, including unit tests, integration tests, and end-to-end tests, to ensure the reliability of backend systems.
- Providing guidance and mentorship to junior developers, helping them grow their technical skills.
- Analyzing complex technical problems and propose effective solutions to address them.
- Documenting code, APIs, and technical processes to facilitate knowledge sharing within the team and support onboarding of new developers.
The current tech stack consists of :
- Node.js running TypeScript code in Docker containers
- MongoDB and Redis for our data
- ethers.js for communication with the blockchains
- Github, Kubernetes, AWS and CloudFlare for our GitOps CD chain
Requirements
This is a remote role but you must be located in the EMEA regions (or potentially APAC region overlapping with EU hours )
You have previous experience within the blockchain space with a technical understanding of the EVM ecosystem (or other blockchain ecosystems)
Experience working with the Stellar network in production environments
Strong experience with TypeScript required
You have technical understanding of blockchain.
Extensive professional experience in a similar role (senior or lead level)
Solid understanding of document databases and caching mechanisms
Experience in software design and system architecture
Strong knowledge of testing frameworks and best practices
Excellent communication, collaboration, problem-solving, and analytical skills
Proactive mindset with the ability to work autonomously and collaboratively
Ability to write maintainable, scalable, production-grade code
Curiosity for new technologies and the ability to evaluate and suggest improvements independently
Very strong written and verbal English skills for effective communication with team members and stakeholders
BONUS :
Experience with Stellar’s Soroban smart contracts is a plus
Bachelor’s or Master’s degree in Computer Science is a plus
Benefits
- Contract : Permanent role (Remote) EMEA or APAC
- Salary: €90-130K per year on a full-time permanent work contract.
- Annual team offsites
- 30 days of PTO
- Flexible working hours
- Equity participation from day 1
- Entitlement to work computer (choice of equipment)
- An annual 1,000€ personal development budget once you have worked 6+ months (pro-rated the first year)
- A one-time 1,000€ remote budget to use on coworking, office setup, etc.
Recruitment process :
- Recruiter / HR Call
- Hiring Manager Interview
- Take Home Test
- Technical Interview
- Group Interview
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