Senior Full Stack Developer

About the Role We are looking for a highly skilled Senior Full Stack Developer with strong experience in building scalable, high-performance web applications. The ideal candidate should have expertise across modern frontend and backend technologies, database design, caching, and AI-powered data systems. You will work closely with cross-functional teams to design, build, and deploy production-grade applications. Key Responsibilities - Design, develop, and maintain scalable full-stack applications. - Build responsive and performant user interfaces using Next.js. - Develop robust backend APIs and microservices using Node.js and Express.js. - Design and optimize relational and NoSQL database schemas. - Implement caching strategies using Redis to improve application performance. - Work with Vector Databases to build AI-powered search, recommendation, or RAG-based features. - Write clean, maintainable, and well-tested code following best practices. - Collaborate with product managers, designers, and engineering teams to deliver high-quality features. - Troubleshoot production issues and optimize application performance. - Participate in code reviews and mentor junior engineers. Required Skills - 4-5 years of experience in full-stack software development. - Strong hands-on experience with Next.js. - Strong backend development experience with Node.js and Express.js. - Solid understanding of SQL databases (PostgreSQL/MySQL). - Experience with NoSQL databases (MongoDB or similar). - Hands-on experience with Redis. - Experience working with Vector Databases (Pinecone, Weaviate, Qdrant, Milvus, ChromaDB, or similar). - Strong understanding of REST APIs and system design principles. - Familiarity with Git and modern CI/CD workflows. - Excellent debugging and problem-solving skills. Good to Have - Experience with AI/LLM applications and Retrieval-Augmented Generation (RAG). - Knowledge of Docker, Kubernetes, or cloud platforms (AWS/GCP/Azure). - Experience with message queues or event-driven architectures. - Understanding of security and performance optimization best practices. What We Are Looking For - Strong ownership mindset and attention to detail. - Excellent communication and collaboration skills. - Ability to work in a fast-paced, product-focused environment. - Passion for building scalable, reliable, and high-quality software. Work Location: Mumbai (On-site) Work Schedule: 5 Days a Week (Work from Office)