I will build custom ai agents, rag systems and langchain workflows


About this gig
Looking to build a custom AI agent, RAG system, or intelligent workflow?
I can help you turn your AI idea into a working application using modern LLM technologies.
What I can build:
AI agents and agentic workflows
RAG (Retrieval-Augmented Generation) systems
AI-powered document processing and extraction
Document Q&A and knowledge-base systems
LLM workflows and automation
API and database integrations
Custom AI backend services and APIs
AI evaluation and observability
Technologies I work with:
Python & FastAPI
LangChain
LangGraph
LlamaIndex
OpenAI / ChatGPT APIs
Vector databases and embeddings
Docker
React
GCP
AI Evaluation & Observability
I can also integrate evaluation and observability into AI applications using tools such as DeepEval and Langfuse, helping you evaluate responses, inspect traces, and understand your AI workflow's performance.
What you can expect:
Clean and maintainable implementation
Proper API integration
Well-structured AI workflows
Documentation
Testing and debugging
Deployment assistance when included in the package
Whether you need a simple RAG feature or a more advanced agentic workflow, I can help build a solution tailored to your requirements.
Please messa
Get to know John Samuel N
AI Engineer
- FromIndia
- Member sinceJul 2026
- Avg. response time1 hour
Languages
English
