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Sr. Data Scientist

RELX INC

Chennai, India, India Full-time June 24, 2026
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Vacancy Description

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



Requirements

Experience: 6–8 Years

Core Stack
+ Python (advanced proficiency)
+ Machine...

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