Nitin S.

AI Agent Developer | LangChain | OpenAI | Claude | FastAPI | VibeCode

I specialize in building AI-powered applications and autonomous agents that automate workflows, analyze data, and help businesses move faster using modern LLM technologies. Using tools like LangChain, OpenAI, Claude, Ollama, and FastAPI, I develop intelligent systems that can reason, retrieve knowledge, and perform real-world tasks. I help startups and companies build AI products, internal AI tools, and SaaS platforms powered by LLMs and automation. What I Build AI Agents that automate complex workflows RAG systems for knowledge-based AI assistants AI chatbots for customer support and internal tools AI SaaS products and MVPs Document processing and AI data extraction systems AI workflow automation for business operations AI & LLM Expertise LangChain / LangGraph agent systems OpenAI API integration (GPT models) Claude API integration Ollama for local LLM deployment Retrieval Augmented Generation (RAG) Vector databases (Pinecone, Weaviate, FAISS, Chroma) Prompt engineering and tool-calling agents Backend & AI Infrastructure Python (FastAPI, Django, Flask) LLM application architecture API development and microservices Event-driven backend systems Workflow automation systems Frontend & Product Development React / Next.js AI dashboards and user interfaces Real-time AI interaction systems Databases & Data Systems PostgreSQL MongoDB Vector databases Firebase Cloud & Deployment Docker AWS Vercel CI/CD pipelines Cloud-native AI application deployment What Clients Get AI agents that automate real business workflows Scalable AI SaaS architectures Fast MVP development for AI startups Secure, production-ready AI systems I focus on building practical AI solutions that solve real problems — not just demos. If you're looking to build AI agents, LLM applications, or AI-powered SaaS products, feel free to reach out.