Senior MEAN Stack Developer (AI/LLM/RAG)

Experience:
7+ Years Employment Type: Full-Time

Location:
Noida / Hyderabad Shift Timings: 5:30pm-2:30am Job Summary We are seeking a highly skilled Senior MEAN Stack Developer with robust experience in Angular, Node.js, JavaScript/TypeScript, and hands-on exposure to Generative AI technologies, including LLMs (Large Language Models) and RAG (Retrieval-Augmented Generation) frameworks. The ideal candidate will be responsible for designing, developing, and maintaining scalable full-stack applications while integrating AI-powered capabilities into enterprise solutions. You will work on cutting-edge SaaS products and AI-enabled platforms, collaborating with cross-functional teams to build intelligent, scalable, and secure applications. Technical Skills Core Full-Stack Skills
• 5+ years of expert-level experience in JavaScript/TypeScript
• Strong hands-on experience with Angular (preferred), React, or Vue.js
• Strong experience in Node.js and Express.js
• Expertise in developing and consuming RESTful APIs and Microservices
• In-depth knowledge of HTML5, CSS3, SCSS, JavaScript, and TypeScript
• Experience with MongoDB or other NoSQL databases
• Hands-on experience with Docker and containerized deployments
• Experience with Git, CI/CD pipelines, Agile methodologies, and Test-Driven Development (TDD)
• Exposure to AWS and/or Azure Cloud AI / Generative AI Skills (Mandatory)
• Hands-on experience implementing LLM-based applications
• Experience building RAG (Retrieval-Augmented Generation) solutions
• Working knowledge of OpenAI, Azure OpenAI, Anthropic Claude, or similar LLM platforms
• Experience with frameworks such as LangChain, LlamaIndex, Semantic Kernel, or AI orchestration tools
• Knowledge of Prompt Engineering, Vector Databases,



and AI application development
• Experience integrating AI capabilities into enterprise web applications
• Understanding of embeddings, document ingestion pipelines, and semantic search solutions
• Familiarity with vector databases such as Pinecone, Weaviate, ChromaDB, FAISS, or Azure AI Search Desired Experience & Skills
• Bachelor's or Master's degree in Computer Science or related field
• 7+ years of software development experience in product-based environments
• Experience in designing scalable and high-performance applications
• Experience in AI-driven application development and enterprise AI adoption initiatives
• Strong communication and stakeholder management skills
• Ability to mentor and guide junior developers
• Experience with legacy modernization initiatives is a plus
• HCM domain experience is a plus
• Self-driven, proactive, and able to work independently

Key Responsibilities
• Design, develop, and maintain scalable MEAN Stack applications
• Build and enhance AI-powered features using LLMs and RAG architectures
• Develop intelligent assistants, chatbots, knowledge search solutions, and AI workflows
• Integrate OpenAI/Azure OpenAI and other AI services into enterprise applications
• Design and implement document ingestion, vector search, and retrieval pipelines
• Develop and maintain REST APIs and microservices using Node.js
• Lead architecture and design discussions for AI-enabled products
• Perform code reviews and mentor development teams
• Ensure application security, scalability, performance, and reliability
• Prepare technical documentation and design artifacts
• Collaborate with QA teams to define test strategies and quality standards
• Work closely with Product, Architecture, and AI teams to deliver innovative solutions

📌 MEAN Stack Developer (Noida)
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📍 Noida