# Professional experience of Swarnava Dutta

> Experience across data engineering, cloud platforms, and production AI delivery since 2021.

## Lead AI Engineer - EPAM Systems India Private Limited

Aug 2026 - Present

- Leading an enterprise Knowledge Graph and GraphRAG platform for relationship-aware, grounded retrieval across enterprise knowledge
- Driving the solution from discovery and architecture through production hardening with cross-functional teams

Tech: GraphRAG, Knowledge Graphs, RAG, LangGraph, Python, LLMOps

## Lead AI Engineer - TEKsystems Global Services Pvt. Ltd

Dec 2025 - Aug 2026

- Cut intake-to-ticket turnaround from 2+ days to under 10 minutes, compressing P95 pipeline latency by 85% with parallelized Redis-backed workers
- Improved learner skill-gap detection accuracy by 37% across 6K+ monthly sessions with adaptive quiz generation and continuous RAGAS evaluation

Tech: LangGraph, MCP, Azure AI Foundry, Azure AI Search, Redis, RAGAS, FastAPI

## Senior AI Engineer - Syren Technologies Private Limited

Jul 2025 - Dec 2025

- Scaled a supply chain AI copilot to 10K+ daily queries, reducing latency by 63% while maintaining 99.9% uptime
- Boosted contextual recall by 34%, improved multi-turn response accuracy by 28%, and reduced context errors by 42%

Tech: LangGraph, Pinecone, FastAPI, Mistral-7B, LoRA, MCP, BLEU/ROUGE-L

## Senior AI Engineer - RWS Moravia India Private Limited

Jan 2024 - Jul 2025

- Launched the company's first multilingual enterprise RAG platform and AI agent in production
- Cut manual knowledge lookup by 43% and established BLEU and NDCG evaluation benchmarks

Tech: RAG, Multilingual AI, LangChain, Azure OpenAI, BLEU, NDCG

## Junior Data Scientist - BinaryERP Software Private Limited

Jul 2022 - Dec 2023

- Built semantic search prototypes that drove adoption across 13 B2B users
- Improved dataset usability by 26% for enterprise NLP work

Tech: Python, NLP, Embeddings, Text Classification, Semantic Search, Data Pipelines

## Associate Data Engineer - Capgemini Technology Services India Limited

Jan 2021 - Jul 2022

- Reduced nightly batch runtime by 95% for a global banking client
- Decreased batch failures by 61% while preserving SLA compliance and improving ETL validation automation

Tech: Azure Data Lake, Azure Data Factory, SQL Server, ETL, Data Validation, Automation