Sameer Ansari

AI Engineer

Mumbai, India 1+ yrs exp 83 · Excellent

About

AI Engineer with hands-on experience building and deploying LLM-powered applications using LangChain, RAG, and agentic workflows. Delivered production AI systems for control testing, recruitment automation, and healthcare; skilled in LLM fine-tuning, vector databases, and AWS deployments.

Skills & Expertise (41)

NLP Intermediate

8.0/10

Years Exp

Hugging Face Transformers Intermediate

8.0/10

Years Exp

LLMs Intermediate

8.0/10

Years Exp

LangChain Intermediate

8.0/10

Years Exp

Prompt Engineering Intermediate

8.0/10

Years Exp

Deep Learning Intermediate

8.0/10

Years Exp

RAG Intermediate

8.0/10

Years Exp

OpenAI API Intermediate

8.0/10

Years Exp

AI Agents Intermediate

8.0/10

Years Exp

Python Intermediate

7.5/10

Years Exp

Analytical Thinking Intermediate

7.0/10

Years Exp

MySql Intermediate

6.5/10

Years Exp

MongoDb Intermediate

6.5/10

Years Exp

Git Intermediate

6.5/10

Years Exp

SQL Intermediate

6.5/10

Years Exp

LangGraph Intermediate

6.0/10

Years Exp

CNN Intermediate

6.0/10

Years Exp

FAISS Intermediate

6.0/10

Years Exp

FastAPI Intermediate

6.0/10

Years Exp

MLOps Intermediate

6.0/10

Years Exp

TensorFlow Intermediate

6.0/10

Years Exp

ChromaDB Intermediate

6.0/10

Years Exp

PyTorch Intermediate

6.0/10

Years Exp

scikit-learn Intermediate

6.0/10

Years Exp

Streamlit Intermediate

6.0/10

Years Exp

Pinecone Intermediate

6.0/10

Years Exp

AWS Lambda Intermediate

6.0/10

Years Exp

Flask Intermediate

5.5/10

Years Exp

Docker Intermediate

5.5/10

Years Exp

Django Beginner

4.5/10

Years Exp

Communication Teamwork AWS EC2 Problem-solving Vector Embedding OpenAI Mistral Groq Azure functions LlamaIndex Hugging Face Spaces

Work Experience

AI Engineer

OxtechAI

Oct 2025 - Aug 2026

Fine-tuning LLMs, Graph-based RAG, Healthcare AI. Fine-tuned LLMs on domain-specific datasets to improve enterprise use-case performance. Built a Graph-based RAG system enabling structured reasoning over complex knowledge bases. Developed AI solutions for healthcare, including a prescription understanding system.

AI Engineer

Hack Defense

Sep 2025 - Nov 2025

AI-powered Control Testing platform, ReAct agent workflows. Designed and deployed an AI-powered Control Testing platform to automate compliance and security evaluations at scale. Fine-tuned domain-specific LLMs, improving accuracy and reducing inference cost. Implemented ReAct agent workflows for decision-making; mentored interns on LLMs and RAG.

AI Engineer Intern

CARNIQ Technologies

Jun 2025 - Sep 2025

Production RAG system, LLM inference optimization. Built a production-ready RAG system using LangChain and LLMs, improving candidate interaction quality during recruitment workflows. Integrated and optimized LLM inference pipelines, reducing latency and improving cost efficiency.