Back End Developer(DeFi)

PancakeSwap; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

PancakeSwap is seeking an experienced Backend Engineer who loves crypto and DeFi. You will design, develop, and maintain scalable backend services and micro-services to power our decentralized platform.

You will collaborate with a diverse team of engineers to implement secure APIs and integrate with DeFi protocols. The role emphasizes TypeScript as a core skill, with Kubernetes for deployment and cloud infrastructure.

Qualifications

• 5+ years of experience in backend development.
• Proficient in Typescript; Rust is a plus.
• Hands-on with Kubernetes and container orchestration.
• Experience with microservices and distributed systems.
• Knowledge of cloud platforms (AWS, DigitalOcean).
• Familiar with blockchain, DeFi concepts.
• Experience building APIs and third-party integrations.
• Strong problem-solving and collaboration.

Responsibilities

• Design, develop, and maintain scalable backend services.
• Work with cross-functional teams to integrate with DeFi protocols and other blockchain solutions.
• Implement secure, efficient, and reliable APIs to power backend services.
• Develop and deploy infrastructure on cloud environments.
• Build and operate containerized services on Kubernetes.
• Design systems that safely handle high concurrency and ensure data consistency.
• Analyze and optimize system performance and stability.
• Stay current with the latest blockchain, DeFi, and backend technologies.

Skills

Typescript

Rust

Kubernetes

Concurrency

APIs

Smart contracts

Microservices

Distributed systems

Blockchain

DeFi

AWS

Redis

Communication

Tools

Docker

PostgreSQL

Redis

Job description

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.