Data Scientist

Tata Consultancy Services; Chennai District; On-site; INR 1,200,000 - 2,200,000; Full time

Job summary

Tata Consultancy Services invites candidates for a walk-in interview in Chennai for positions demanding 4-10 years of experience in statistical analysis, machine learning, deep learning, and generative AI with LLM expertise. The role emphasizes developing advanced algorithms and models to extract insights from complex data.

Strong skills in NLP, time-series and vision streams, plus hands-on experience with fine-tuning pre-trained models and deploying agent-based AI systems using LLMs are

Qualifications

• Proficiency in statistical analysis, ML and DL.
• Experience with NLP/Time series/ Vision streams and large datasets.
• Experience with fine-tuning pre-trained models and LLM-based systems.

Skills

Statistical analysis

Machine learning

Deep learning

Generative AI

LLMs

NLP

Time series

Vision

Model fine-tuning

Agent-based AI

Python

TensorFlow

PyTorch

NLP libraries

Education

15 years of full-time education

Tools

Python

TensorFlow

PyTorch

NLP libraries

Job description

Walk-in Interview Date: 19-September-2026 (Saturday)

Walk-in Time: 9am-1pm

Experience Range: 4-10 yrs

Required Technical Skills:

• Strong knowledge of statistical analysis, machine learning, and deep learning.
• Developing advanced algorithms and models to extract valuable insights from complex datasets, with a focus on generative AI and large language models (LLMs).
• Conducting thorough exploratory data analysis (EDA) to uncover patterns, anomalies, and correlations in the data for NLP/Time series/Vision capability streams.
• Fine-tuning pre-trained models to optimize their performance for specific tasks and domains.
• Strong working knowledge of agent-based and Agentic AI systems leveraging LLMs for reasoning, planning, and task execution.

Minimum Qualification: 15 years of full-time education