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I am a Lead Data Scientist with a passion for turning data into value through Generative AI, LLMs, and Retrieval-Augmented Generation. I design AI systems that understand context, fetch relevant information from multi-modal sources, and generate fluent, actionable outputs. I thrive on collaboration, continuous learning, and solving real-world problems—from predictive modeling to intelligent automation and AI agents. I enjoy building scalable pipelines, working with cross-functional teams, and sharing insights that drive business impact.…I am a Lead Data Scientist with a passion for turning data into value through Generative AI, LLMs, and Retrieval-Augmented Generation. I design AI systems that understand context, fetch relevant information from multi-modal sources, and generate fluent, actionable outputs. I thrive on collaboration, continuous learning, and solving real-world problems—from predictive modeling to intelligent automation and AI agents. I enjoy building scalable pipelines, working with cross-functional teams, and sharing insights that drive business impact.

Pranjul Tiwari

Data Scientist, AI Engineer, Full Stack Developer, +5

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I am a Lead Data Scientist with a passion for turning data into value through Generative AI, LLMs, and Retrieval-Augmented Generation. I design AI systems that understand context, fetch relevant information from multi-modal sources, and generate fluent, actionable outputs. I thrive on collaboration, continuous learning, and solving real-world problems—from predictive modeling to intelligent automation and AI agents. I enjoy building scalable pipelines, working with cross-functional teams, and sharing insights that drive business impact.…I am a Lead Data Scientist with a passion for turning data into value through Generative AI, LLMs, and Retrieval-Augmented Generation. I design AI systems that understand context, fetch relevant information from multi-modal sources, and generate fluent, actionable outputs. I thrive on collaboration, continuous learning, and solving real-world problems—from predictive modeling to intelligent automation and AI agents. I enjoy building scalable pipelines, working with cross-functional teams, and sharing insights that drive business impact.

Available to hire

I am a Lead Data Scientist with a passion for turning data into value through Generative AI, LLMs, and Retrieval-Augmented Generation. I design AI systems that understand context, fetch relevant information from multi-modal sources, and generate fluent, actionable outputs.

I thrive on collaboration, continuous learning, and solving real-world problems—from predictive modeling to intelligent automation and AI agents. I enjoy building scalable pipelines, working with cross-functional teams, and sharing insights that drive business impact.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Beginner

Language

English

Fluent

Work Experience

Lead Data Scientist at GSPANN Technologies

March 1, 2024 - Present

Developed GenAI-driven test case generation systems and AI agent orchestration. Implemented multi-modal Retrieval-Augmented Generation (RAG) pipelines with Weaviate VectorDB and PostgreSQL, designed LangChain-based ensemble retrievers, and evaluated models using RAGAS metrics to improve faithfulness and relevance. Built serverless chatbot and automation workflows using AWS Bedrock, GCP Vertex AI, and AWS Lambda.

Data Scientist at Cognizant Technology Solutions

February 1, 2022 - February 29, 2024

Developed automated query/resolution systems using ML/DL with AWS SageMaker, BERT, Seq2Seq, LSTM; delivered under-5-minute responses and improved customer satisfaction by reducing wait times; collaborated with Help Desk to optimize support processes.

System Engineer at TATA Consultancy Services

January 1, 2019 - February 28, 2022

Reviewed data to develop ML algorithms for system interfaces in Retail and Banking; implemented OCR-based recognition using CNN-based features (VGG16), built custom NER models with Spacy; improved data matching with FuzzyWuzzy; automated deployment in healthcare apps.