Sr Data Scientist

On Site Full TimeChennai, Tamil Nadu, IndiaLexisNexis

The Sr. Data Scientist will work on complex projects involving AI, GenAI, RAG, and Agentic Solutions for business delivery projects. Responsibilities include designing, developing, and deploying machine learning and GenAI solutions, building and optimizing Retrieval-Augmented Generation pipelines, and collaborating with Engineering, Product, and SMEs to deliver AI-driven features.

Requirements

  • 6–8 years of experience
  • Advanced proficiency in Python
  • Machine learning (supervised/unsupervised learning, NLP)
  • Generative AI (LLMs, prompt engineering, embeddings)
  • RAG architecture and vector search
  • Model evaluation and validation frameworks
  • Experience with LangChain / LlamaIndex, Scikit-learn, PyTorch, HuggingFace, Vector databases, SQL, and AWS/Azure/GCP
  • CI/CD for ML deployments and model tracking tools (MLflow preferred)

Benefits

  • Comprehensive Health Insurance
  • Enhanced Health Insurance Options
  • Group Life Insurance
  • Group Accident Insurance
  • Flexible Working Arrangement
  • Employee Assistance Program
  • Medical Screening
  • Modern Family Benefits
  • Long-Service Awards
  • New Baby Gift
  • Subsidized Meals in Chennai
  • Various Paid Time Off

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