Summary
✨ AI‑Generated
Work remotely as a Senior Backend Developer on financial technology based on blockchain and decentralized finance. You will design scalable microservices and secure APIs, integrate with decentralized protocols, deploy cloud infrastructure, operate Kubernetes-based containerized services, and build systems capable of safely handling heavy concurrent workloads.
Highlights
Fully remote opportunity focused on scalable backend systems, DeFi integrations, cloud infrastructure, Kubernetes, and high-concurrency distributed services.
Description
Senior Back End Developer (DeFi)
- Position: Full-time
- Location: Remote
Role Overview
We are seeking an experienced Backend Engineer who is passionate about crypto and DeFi, and has a deep understanding of micro-services architecture.
You will work closely with a diverse team of engineers to design, develop, and maintain backend services that support our crypto platform.
Your Responsibilities
- Design, develop, and maintain scalable backend services and micro-services.
- Work with cross-functional teams to integrate with DeFi protocols and other blockchain solutions.
- Implement secure, efficient, and reliable APIs to power our crypto services.
- Develop and deploy infrastructure on cloud environments to ensure scalability and performance.
- Build and operate containerized services on Kubernetes, managing deployments, scaling, and reliability.
- Design systems that safely handle high concurrency, ensuring data consistency and stability under heavy load.
- Analyze and optimize system performance and stability.
- Stay current with the latest developments in blockchain, DeFi, and backend technologies.
Skills & Qualifications
- 5+ years of experience in backend development.
- Strong knowledge of modern backend programming languages such as Typescript (must have), Rust (nice to have).
- Hands-on experience with Kubernetes and container orchestration in production environments.
- Strong understanding of concurrency management — handling concurrent requests, race conditions, distributed locking, async processing, and message queues.
- Experience working with smart contracts and Ethereum-based / Solana-based applications.
- Experience working with microservices and distributed systems.
- Deep understanding of blockchain, cryptocurrency, and DeFi concepts.
- Hands-on experience building APIs and integrating with third-party services.
- Experience with cloud platforms (e.g., AWS, DigitalOcean).
- Strong problem-solving skills and attention to detail.
- Excellent communication skills and a collaborative mindset.
Good to Have
- Familiarity with database technologies like PostgreSQL, Redis, or similar.
- Previous experience working in a startup or fast-paced environment.
- Experience with indexing solutions such as TheGraph or Subsquid.
Why Join Us?
- Work on cutting-edge technology in the exciting field of blockchain and DeFi.
- Join a passionate, knowledgeable, and supportive team.
- Opportunities for growth and development in the fast-evolving crypto space.
