Tata Consultancy Services
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Chennai · On-site · 5-8 Yrs · Aug 15
Software Development · 10000+ Employees · Mumbai, India
Hiring: Engineering
What employees say
+ Good work life balance and nice work environment.
− Low hike not more than 7%
More reviews on the company profile.
Interview experience · Data Analyst
2 rounds. 1st round technical power bi and sql like cumulative total. What data sources you used. few scenario based questions, remove duplicate in sql. Optimization of slow performing report
Average difficulty · India · 22,544 reports
More interview insightsJob description
Overview
5+ years experience in building and deploying AI/ML models, including Generative AI, LangChain and NLP. Experience using Python, SQL, and Google Cloud Services for designing and optimizing pipelines. Core Python fundamentals, Machine Learning frameworks like NumPy, Pandas, Scikit-learn, TensorFlow, PyTorch, MLflow, Matplotlib. Expertise in NLP tools such as spaCy, NLTK, Transformers, Sentence-Transformers, Gensim, pytesseract, EasyOCR. Hands-on experience with Generative AI, LangChain, LangGraph, LlamaIndex, FAISS, Pinecone, OpenAI / Anthropic / Gemini APIs.
Qualifications
- Overall Experience - 5+ years
- Hands-on experience in building and deploying AI/ML models including Generative AI, LangChain and NLP
- Python Programming
- SQL experience
- Design, build, and optimize machine learning pipelines using Google Cloud Services
- Core Python Fundamentals (OOPs concepts, Functions & Modules, Iterators / Generators, Exception handling, Decorators, Typing / Dataclasses, Data Structures & Algorithms, Design Patterns)
- Machine Learning Tools: NumPy, Pandas, Scikit-learn, XGBoost, LightGBM, PyTorch, TensorFlow, MLflow, Matplotlib
- Natural Language Processing (NLP & OCR): spaCy, NLTK, Transformers, Sentence-Transformers, Gensim, pytesseract, EasyOCR
- Generative & Agentic AI: LangChain, LangGraph, LlamaIndex, FAISS / Pinecone, OpenAI / Anthropic / Gemini APIs
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