Data Scientist

Job Description

Data Scientist :- Bangalore, Chennai, Pune Location India - Bangalore, Chennai, Pune Salary INR 700000 - 900000 Experience 2 - 4 Years Compensation Details Role: Data ScientistExperience Level: Bachelor’s/Master’s degree in Data Science, Computer Science, Statistics, Mathematics, or a related field from a reputed institute. Candidates with 2 years of work experience preferred.Position overview: We are seeking a Data Scientist with a strong background in Machine Learning, Natural Language Processing (NLP), Generative AI, and Retrieval-Augmented Generation (RAG). The ideal candidate will possess 1+ years of hands-on experience in developing and deploying advanced data-driven solutions. You will play a key role in our AI-CoE team, contributing to cutting-edge projects that drive innovation and business value. A special focus area for this role would be to build AI enabled products that would result in the creation of monetizable product differentiators for Tata Communications products and services.Detailed job description & Key Responsibilities: Develop, Test, and Deploy machine learning models for various business and Telco use cases. Perform data preprocessing, feature engineering and ML/DL model evaluation. Optimize and fine-tune models for performance and scalability. Good understanding of NLP concepts and projects involving entity recognition, text classification, and language modelling like GPT/Llama/Claude/Grok Build and refine RAG models to improve information retrieval and answer generation systems. Integrate RAG methods into existing applications to enhance data accessibility and user experience. Work closely with cross-functional teams including software engineers, product managers, and domain experts. Communicate technical concepts to non-technical stakeholders effectively. Document processes, methodologies, and model development for internal and external stakeholders.Skills: Strong knowledge of probability and statistics. Working knowledge of machine learning and deep learning skills. Strong knowledge of programming knowledge – Python, SQL and commonly used frameworks & tools – PyTorch, Sci-kit, NumPy, Gen AI tools like langchain/llamaIndex Working knowledge of MLOPs principles and implementing projects with Big Data in batch and streaming mode. Excellent problem-solving skills and a proactive attitude. Strong communication and teamwork abilities. Ability to manage multiple projects and meet deadlines Interview will involve coding tests. Must-Haves Relevant 2 years of relevant hands-on experience in Data Scientist. Hands-on experience in developing and deploying ML models using Python, PyTorch, and Scikit-learn. Practical knowledge of NLP tasks like entity recognition and text classification, and working with GenAI models such as GPT or LLaMA. Experience with tools like LangChain or LlamaIndex for building and optimizing RAG (Retrieval-Augmented Generation) pipelines. Understanding of MLOps practices and ability to handle big data in both batch and streaming modes. Excellent communication skills with a Bachelor’s or Master’s degree in a relevant technical field. Should join within 15 days (Notice Period). Please avoid sourcing candidates from colleges based in Andhra Pradesh. No Poach Clients (Plus Other Strict No-Nos) Tata Communications is the end client. Please avoid submitting candidates who are currently working with the end client or are involved in their projects. Note: This information is strictly for sourcing partners and should not be shared with candidates. Nice To Haves Target Companies : Additional Guidelines 2-3 round of interview Skills: natural language processing,generative ai,numpy,probability and statistics,langchain,data,retrieval-augmented generation,python,machine learning,sql,pytorch,scikit-learn,models,projects,mlops,learning,llamaindex Show more Show less