Experienced Full-Stack AI Engineer Needed

We need an experienced full-stack engineer to fix a live agentic AI web application. The work includes identifying and resolving issues in the current system, improving reliability, and ensuring the application runs smoothly. You should be comfortable working on both front-end and back-end components and able to troubleshoot problems quickly. This isI’m looking for an experienced full-stack/AI engineer to diagnose and fix issues in an already-running agentic AI website. The application is live and uses AI agents/LLM workflows. I need someone who can confidently work within an existing codebase, identify root causes, implement reliable fixes, and ensure the application remains stable after deployment. Scope may include: Debugging frontend, backend, API, and database issues Fixing AI-agent workflow, tool-calling, prompt, memory, or response-quality problems Improving error handling, performance, reliability, and user experience Reviewing existing code and suggesting practical improvements Testing fixes thoroughly before deployment Documenting the changes and explaining the root cause of each issue Ideal candidate should have experience with: React / Next.js, Node.js, Python, or similar modern web stacks OpenAI or other LLM APIs, agentic workflows, RAG, tool calling, and AI integrations Debugging production web applications and working with existing codebases Git, API integrations, databases, and deployment environments When applying, please share: Relevant examples of AI or agentic applications you have worked on Your experience troubleshooting live web applications A brief outline of how you would approach diagnosing the issues Your availability and estimated rate or fixed-price quote I will provide access to the codebase, issue details, and technical stack to the selected freelancer. a short-term project for someone who can step in, assess the situation, and implement effective fixes.