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)