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Senior Backend Engineer - Stellar Ecosystem at MLabs. Senior Backend Engineer . Location: . EMEA / EU Hours - Authorised to work in EMEA. Remote | Full-time. Compensation: . €90K - €130K. Our client is a high-growth fintech leader specializing in simplifying multi-chain DeFi for traditional financial institutions, fintechs, and service providers. By offering a unified API, the platform provides seamless access to on-chain liquidity across all major blockchains for optimized same-chain and cross-chain swaps. The organization is on a mission to enable a fairer, decentralized world while prioritizing exceptional user experiences to make complex technologies accessible to a global audience.. The organization is seeking multiple . Senior Backend Engineers. to lead the design, development, and maintenance of robust, scalable, and secure backend systems. Reporting to the Backend Lead, the successful candidates will collaborate with cross-functional teams— including frontend developers, product managers, and designers—to deliver high-quality software solutions. The technical environment utilizes a modern stack including . Node.js (TypeScript), MongoDB, Redis, and ethers.js. , supported by a GitOps CD chain involving . Kubernetes and AWS. .. Key Responsibilities. System Leadership:. Lead and participate in the design, development, and maintenance of backend systems and APIs.. Scalable Architecture:. Architect and implement robust backend solutions capable of handling increasing user loads and evolving business requirements.. Quality Standards:. Maintain high coding standards, conduct thorough code reviews, and ensure best practices for maintainability and readability.. Performance Optimization:. Identify system bottlenecks and optimize code and algorithms to improve overall performance.. Proactive Monitoring:. Implement monitoring and debugging tools to identify and resolve issues proactively, ensuring high system availability.. Testing & Reliability:. Develop comprehensive test suites—including unit, integration, and end-to-end tests—to ensure backend reliability.. Mentorship:. Provide guidance to junior developers to foster technical growth within the team.. Documentation:. Document code, APIs, and technical processes to facilitate knowledge sharing and streamline onboarding.. Interview Process. Initial Screening:. Recruiter / HR Call. Hiring Manager Interview:. Discussion with the Backend Lead. Technical Assessment:. Take-Home Test. Technical Deep-Dive:. Technical Interview. Cultural Alignment:. Group Interview. Location:. Candidates . must. be located in the . EMEA or APAC. regions.. Technical Expertise:. Strong professional experience with . TypeScript. and . Node.js. is required.. Stellar Experience:. Proven experience working with the . Stellar network. in production environments.. Blockchain Background:. Previous experience in the blockchain space with a technical understanding of the EVM ecosystem (or other blockchain environments). Familiarity with Stellar’s . Soroban. smart contracts is a significant plus.. Seniority:. Extensive professional experience in a similar role at a senior or lead level.. Infrastructural Knowledge:. Solid understanding of document databases (MongoDB), caching mechanisms (Redis), and system architecture design.. Soft Skills:. Excellent analytical, problem-solving, and communication skills. Ability to work both autonomously and collaboratively in a proactive manner.. Education:. A Bachelor’s or Master’s degree in Computer Science is considered a plus.. Language:. Very strong written and verbal English skills for effective stakeholder communication.. Our Client's Culture. Our client operates on a foundation of mutual respect, high accountability, and continuous growth. They are looking for teammates who resonate with the following core values:. Embracing Differences:. Our client values unique qualities and views individual differences as an opportunity for the entire team to grow.. Ownership and Execution:. Every team member is expected to own their tasks end-to-end, holding themselves to a high bar for execution and accountability.. Failing Forward:. Innovation requires courage. The team is encouraged to try new things, learn from mistakes without repeating them, and adapt quickly.. Collaborative Fun:. Beyond the tech, the team prioritizes getting to know one another, maintaining a light-hearted environment rooted in love and respect.. Company Location: Saudi Arabia.