Senior Back End Developer (DeFi)

General Information

• Salary range: Competitive, negotiable

• 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.

• 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.

How to Apply: Shoot your resume over to [email protected], we’d love to hear from you!