Backend Engineer

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Responsibilities

• Design and implement scalable backend services using Node.js, TypeScript (NestJS), and Python.
• Architect and integrate Web3 functionalities throughout the tech stack.
• Design and implement caching solutions using Redis to optimize application performance.
• Build and maintain API integrations between frontend and backend systems.
• Ensure high performance, reliability, and security across all system components.
• Collaborate with the team on technical architecture decisions and implementation strategies.
• Work closely with product and design teams to implement new features.
• Contribute to technical documentation and engineering best practices.

Requirements

• Strong experience with Node.js, TypeScript (NestJS), PostgreSQL, AWS, and Redis.
• Experience with containerization and orchestration using Kubernetes (K8s).
• Experience with various communication protocols: REST, WebSockets, Server-Sent Events (SSE), etc.
• Familiarity with IPFS and distributed storage systems.
• Experience with ethers.js and Web3 libraries for blockchain interaction.
• Experience with microservices architecture.
• Strong understanding of database design and optimization.
• Knowledge of security best practices and performance optimization.
• Experience with automated testing and CI/CD pipelines.
• Go development experience is a plus.
• Experience with monitoring and observability tools such as Prometheus and Grafana is a plus.

Preferred Qualifications

• Previous experience in DeFi or trading platforms.
• Experience with Subgraph integration and GraphQL.
• Understanding of perpetuals trading and RWA markets.
• Contributions to open-source projects.
• Experience with high-frequency trading systems or real-time data processing.

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