𝗦𝗲𝗻𝗶𝗼𝗿 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 – 𝗡𝗼𝗱𝗲.𝗷𝘀

Detailed Job Description

Experience: 8–10 Years Employment Type: Full-Time Location: On-site / Jaipur About the Role We are looking for a Senior Backend Engineer with 8–10 years of strong hands-on experience in Node.js to design, build, and scale high-performance backend systems. The ideal candidate should have strong expertise in API development, databases, distributed systems, microservices, and production-level system design. This is a hands-on engineering role for someone who can take ownership of backend architecture, solve complex technical problems, and build reliable systems at scale. Key Responsibilities • Design and develop scalable backend services and REST APIs using Node.js. • Build high-performance applications using Express.js/NestJS and TypeScript. • Design database schemas and optimize queries across MongoDB and PostgreSQL/MySQL. • Work with Redis for caching, concurrency, and performance optimization. • Design and implement microservices and event-driven architectures. • Work with Kafka/RabbitMQ for asynchronous processing and inter-service communication. • Build real-time systems using WebSockets/Socket.io where required. • Handle authentication, authorization, RBAC, API security, and data protection. • Identify and resolve performance bottlenecks, memory issues, and production-level challenges. • Design systems capable of handling high concurrency and large data volumes. • Take ownership of backend architecture, technical decisions, development, testing, and production support. • Collaborate with frontend, QA, DevOps, and product teams to deliver reliable solutions. • Conduct code reviews and mentor junior/mid-level developers. • Contribute to technical documentation, coding standards, and engineering best practices. Required Skills & Experience • 8–10 years of professional backend/software development experience. • 6+ years of strong hands-on experience with Node.js. • Strong proficiency in JavaScript/TypeScript. • Strong experience with Express.js and/or NestJS. • Excellent understanding of REST API design and backend architecture. • Strong hands-on experience with MongoDB and/or PostgreSQL. • Good knowledge of Redis, database indexing, query optimization, and transactions. • Practical experience with Kafka, RabbitMQ, or similar messaging systems. • Strong understanding of microservices, event-driven architecture, asynchronous processing, and concurrency. • Experience with Docker and cloud environments such as AWS. • Strong understanding of authentication, authorization, JWT, RBAC, and API security. • Good understanding of Git, CI/CD, testing, debugging, and production deployments. • Strong problem-solving and system-design skills. Good to Have • Experience building high-concurrency or real-time applications. • Experience with WebSockets/Socket.io. • Experience with AWS services, Kubernetes, or other container orchestration platforms. • Experience with payment systems, financial platforms, CRM, or other transaction-heavy applications. • Experience mentoring engineers and leading backend technical initiatives. What We’re Looking For Someone who is not just an API developer, but a strong backend engineer who understands how systems behave in production — scalability, concurrency, database performance, fault tolerance, security, and maintainability. If you enjoy solving complex backend problems and taking ownership of systems end-to-end, we’d like to hear from you.