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Sr. Data Scientist
RELX
Chennai, India · Posted today · 19 Sept 2026
IT / SoftwareFull-timeChennai6–8 Years
City
Chennai
Type
Full-time
Field
IT / Software
Pay
On apply page
Data Scientist to work on complex project involving AI, GenAI, RAG and Agentic Solution for the business delivery projects
About The Role
The Sr. Data Scientist to work on complex project involving AI, GenAI, RAG and Agentic Solution for the business delivery projects
Responsibilities
- Design, develop, and deploy machine learning and GenAI solutions in production environments
- Build and optimize Retrieval-Augmented Generation (RAG) pipelines
- Fine-tune and evaluate Large Language Models (LLMs)
- Develop prompt engineering strategies and evaluation frameworks
- Implement scalable ML pipelines using Python
- Work with structured and unstructured data sources
- Collaborate with Engineering, Product, and SMEs to deliver AI-driven features
- Monitor model performance, drift, and reliability in production
- Conduct experimentation, A/B testing, and performance benchmarking
- Contribute to architecture design for AI-powered systems
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