We are looking for multiple Senior Backend Engineers to design, build, and scale backend systems powering a multi-chain DeFi infrastructure with a strong focus on the Stellar ecosystem. This role is ideal for a senior-level engineer who combines deep TypeScript expertise with production-grade blockchain experience. You will architect robust, scalable backend services that handle high transaction volumes while maintaining security and reliability. The position requires strong system design thinking, performance optimization skills, and hands-on experience in decentralized environments. You will collaborate closely with frontend engineers, product managers, and designers to deliver high-quality API-driven solutions. This is a fully remote opportunity for experienced blockchain engineers located in EMEA or APAC.

Location: Remote in EU

Work Model: Fully Remote

Employment Type: Full-time

Industry: DeFi / Blockchain Infrastructure

Start Date: ASAP

Lead the design, development, and maintenance of scalable backend systems and APIs

Architect and implement robust solutions capable of handling growing user loads

Optimize system performance and identify architectural bottlenecks

Maintain high coding standards and conduct thorough code reviews

Implement monitoring, debugging, and observability tools to ensure high availability

Develop and maintain comprehensive test suites (unit, integration, e2e)

Mentor junior engineers and contribute to a strong engineering culture

Document technical processes, APIs, and architectural decisions

Must be located in EMEA

Strong professional experience with Node.js and  TypeScript

Experience working with the Stellar network in production environments

Solid blockchain understanding (EVM or other ecosystems is a plus)

Extensive experience in senior-level backend engineering roles

Strong knowledge of document databases (e.g., MongoDB) and caching mechanisms (e.g., Redis)

Experience in software design and distributed system architecture

Strong familiarity with testing frameworks and backend best practices

Ability to write scalable, production-grade code

Strong written and verbal English communication skills

Proactive and autonomous working style

Experience with Stellar’s Soroban smart contracts

Experience in EVM-based ecosystems

Familiarity with Kubernetes, Docker, AWS, and GitOps workflows

Bachelor’s or Master’s degree in Computer Science

30 days PTO

Equity participation from day one

Annual team offsites

Flexible working hours

Personal development budget