Full-Stack AI Developer Needed for Modern AI Web Application (Agentic AI + LLM Integration)

We are looking for an experienced AI-focused Full-Stack Developer to build a modern web application powered by Large Language Models (LLMs) and AI agents. This is a fixed-price project with the potential for long-term collaboration if the initial engagement is successful. Project Overview We're building an AI-powered web application that goes beyond a simple chatbot. The application will leverage modern AI technologies to automate workflows, reason over data, and provide intelligent, context-aware responses. The ideal candidate should have experience designing production-ready AI systems, integrating LLMs, and building scalable web applications. Responsibilities Design and develop a full-stack AI web application Build AI agent workflows capable of performing multi-step tasks Integrate LLM APIs (OpenAI, Anthropic, Gemini, or similar) Implement Retrieval-Augmented Generation (RAG) where appropriate Design scalable backend APIs and database architecture Build a responsive, modern frontend Optimize AI response quality, latency, and cost Write clean, maintainable, and well-documented code Required Skills JavaScript / TypeScript React or Next.js Node.js REST APIs AI Agent development LLM integration Prompt Engineering Function Calling / Tool Use LangChain or LangGraph (or similar frameworks) Vector databases PostgreSQL or MongoDB Git Nice to Have MCP (Model Context Protocol) AI workflow orchestration Multi-agent systems Vercel AI SDK Knowledge base / RAG implementations Docker Cloud deployment (AWS, Azure, or GCP) What We're Looking For Strong understanding of modern AI application architecture Experience shipping production AI applications Ability to recommend the right technical approach rather than simply following instructions Excellent communication and problem-solving skills Clean, scalable coding practices To Apply Please include: Links to AI applications you've built. Your experience with AI agents and LLM integrations. The AI frameworks and models you've worked with. A brief description of the most challenging AI project you've completed. Why you're a good fit for this project. We're looking for someone who stays current with the rapidly evolving AI ecosystem and can build reliable, production-quality AI applications—not just prototype demos.