Greetings from TCS

Role: Gen AI Data Scientist

Data Scientist and ML Engineer

Skills: GenAI, LLM, AI Agents, RAG, Python

Location: Chennai, Hyderabad, Bangalore, Mumbai, Gurgaon, PUNE, Kolkata.

Preferred candidate profile :
Hands-on experience with GenAI, Gemini or Open source LLMs and develop GenAI applications for Code Translation, Text Extraction, Summarisation and SDLC Optimization etc.
Hands-on Experience with AI Agents, Chat bots, RAG (Retrieval-Augmented Generation), and vector databases. ( PG vector / croma DB )
Hands-on Experience with GenAI Performance Evaluation tools like Pegasus, Ragas, DeepEval
Create Conversational Interface with React JS or other Frontend components, Develop and deploy AI agents using LangGraph and ADK, A2A, MCP
Solid programming skills in Python (experience with LangChain/LangGraph / LangSmith frameworks) and TypeScript ( preferable )
Solid understanding of LLMs, prompt engineering, and graph-based workflows.
Knowledge and implementation of Input and Output guardrails in addressing Hallucination, PII filtering,



HAP and Bias etc.
Implemented security best practices, Experience to address spikes and Denial of wallet attacks, DDoS attack and other Spike arrest strategies
Knowledge of API Gateways and ISTIO , ability to Diagnose and intercept failures in End to End communication
Hands-on Experience with API Development and Microservices architecture

Desirable skills/knowledge/experience: (As applicable)
Solid experience applying machine learning, statistical modelling, and predictive analytics to realworld business problems.
Collaborate with cross-functional teams to ability to resolve end to end connectivity and Data Integrations
Experience working with large, complex datasets, including data cleaning, feature engineering, and exploratory data analysis.
Familiarity with LLMs, NLP techniques, and GenAI frameworks, including embeddings, prompt engineering, or finetuning.
Experience building endtoend

📌 Genai Data Scientist Chennai
🏢 Tata Consultancy Services
📍 Chennai