Senior Product Developer - Node.js/MongoDB

Position Name : Sr Product Developer

Position Mode : Permanent

Experience : 3-5 Years

Joining Location : Hyderabad Work From Office - 5 Days

Mode of Interview : 2-3 rounds (Virtual/Inperson) 2 Technical, 1 HR

Key Responsibilities :

Backend Development & Optimization :

- Develop and maintain RESTful/GraphQL APIs using Node.js, adhering to best coding practices and reusable code structures.

- Write optimized MongoDB queries for collections with crores of records, ensuring efficient data retrieval and storage.

- Design MongoDB collections, implement indexing strategies, and optimize replica sets for performance and reliability.

Scalability & Performance :

- Implement horizontal and vertical scaling strategies to handle growing data and traffic.

- Optimize database performance through indexing, aggregation pipelines, and query tuning.

External Integrations & Debugging :

- Integrate third-party APIs (payment gateways, analytics tools, etc.) and SDKs seamlessly into backend systems.

- Debug and resolve complex issues in production environments with a systematic, data-driven approach.

AWS & Cloud Services :

- Work with AWS services like Lambda (serverless), SQS (message queuing), S3 (storage), and EC2 (compute) to build resilient and scalable solutions.

Collaboration & Best Practices :

- Collaborate with frontend teams to ensure smooth API integrations and data flow.

- Document code, write unit/integration tests, and enforce coding standards.

Mandatory Requirements :

- 3-5 years of professional experience in Node.js and MongoDB.

Expertise in :

- MongoDB : Collection design, indexing, aggregation pipelines, replica sets, and sharding.

- Node.js : Asynchronous programming, middleware, and API development (Express.js/Fastify).

- Query Optimization : Writing efficient queries for large datasets (crores of records).

- Strong debugging skills and experience in resolving production issues.

- Hands-on experience with external integrations (APIs, SDKs, webhooks).

- Knowledge of horizontal/vertical scaling techniques and performance tuning.

- Familiarity with AWS services (Lambda, SQS, S3, EC2).

Preferred Skills :

- Experience with microservices architecture.

- Knowledge of CI/CD pipelines (GitLab CI, Jenkins).

- Understanding of Docker, Kubernetes, or serverless frameworks.

- Exposure to monitoring tools like Prometheus, Grafana, or New Relic.