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raghu_rs

Raghu Sharma

@raghu_rs

Senior AI Engineer RAG Chatbots AI Agents and MLOps

India
English, Hindi
About me
Senior AI Engineer with 7+ years building production RAG chatbots, AI agents, LLM applications, machine learning APIs, and MLOps systems. I develop citation-grounded RAG pipelines with hybrid search, vector databases, reranking, evaluation, safe abstention, and observability; reliable LangGraph workflows with tool calling and human approval; and secure Python/FastAPI deployments on GCP and AWS. Stack: Python, FastAPI, LangChain, LangGraph, MCP, OpenAI API, pgvector, TensorFlow, PyTorch, SQL, PySpark, Docker, Kubernetes, BigQuery, Vertex AI, Cloud Run, and AWS Bedrock.... Read more

Skills

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raghu_rs
Raghu Sharma
Offline • 

See my services

Software Testing
I will test your ai chatbot or rag app and find where it gives wrong answers
From$25 / projectMore details
Data ETLs
I will build a bigquery data pipeline from any API or google analytics
From$100 / projectMore details

Portfolio

Work experience

Upwork

Senior AI ML Engineer

Upwork

Mar 2026 - Present • 7 mos

Design and build production-oriented GenAI, RAG, agent orchestration, ML, data, and cloud systems. Own discovery, architecture, evaluation, implementation, testing, deployment guidance, and operational handover.

OpenINSIGHTS

Machine Learning Engineer

OpenINSIGHTS

Nov 2023 - Feb 2026 • 2 yrs 3 mos

Contributed to a production forecasting platform for national retail workloads. Built and optimized PySpark feature and data pipelines, TensorFlow training and inference workflows, and cloud systems across BigQuery, Dataproc, and GCP.