Job Title : Backend Developer (MERN Stack)
Location : Lucknow, Onsite
Experience : 2–5 Years
Employment Type : Full-time
Job Description
We are looking for a skilled Backend Developer (MERN Stack) to build and scale high-performance backend systems for web and mobile applications. The ideal candidate should have strong experience in designing scalable architectures, handling high traffic, and working with modern cloud-native technologies. Experience in video streaming platforms will be a strong advantage.
Key Responsibilities
- Design, develop, and maintain scalable backend services using Node.js and Express.js .
- Build and manage microservices architecture for high-availability systems.
- Develop and optimize APIs with proper CORS handling, indexing, and rate limiting .
- Design and manage databases using MySQL, PostgreSQL, and MongoDB , ensuring performance and data integrity.
- Implement horizontal and vertical scaling strategies for growing traffic.
- Manage file uploads and media storage using AWS S3, Cloudinary, and Multer .
- Implement caching and message-based systems using Redis, RabbitMQ, and Kafka .
- Containerize applications using Docker and manage deployments via Kubernetes .
- Set up and maintain CI / CD pipelines for automated builds and deployments.
- Monitor system performance, troubleshoot issues, and ensure application reliability.
Required Skills
Strong experience with Node.js, Express.js , and RESTful APIsHands-on experience with Docker and CI / CD pipelinesExperience with SQL (MySQL / PostgreSQL) and NoSQL (MongoDB) databasesKnowledge of Redis, RabbitMQ, Kafka , and distributed systemsExperience in scalable system design , load handling, and performance optimizationUnderstanding of rate limiters, indexing strategies, and secure API designFamiliarity with Kubernetes and cloud-based deploymentsGood to Have (Plus)
Experience working on video streaming projectsKnowledge of Adaptive Bitrate StreamingHands-on experience with HLS / MPEG-DASH protocolsExperience handling large media files and streaming optimization