Rajarshi Mitra profile photo 1 on Tal

Rajarshi Mitra

GenAI Engineer @ Straive | MCSE – JU ’24 | GATE CS ’22 (91.25%) | LLMs • GANs • RAG Systems • DL/AI Solutions Builder

Greater Kolkata Area

3+ years of work experience

Straive
Feb 20268 mosPresent

Chennai, Tamil Nadu, India

Tata Consultancy Services
Sep 20241 yr 1 moSep 2025

Kolkata, West Bengal, India

I played a pivotal role in developing a Retrieval-Augmented Generation system for a Medical Chatbot, enhancing user experience and query handling. • Integrated local LLMs (Mistral) for on-premise inference, reducing reliance on external APIs. • Deployed the solution using Streamlit and Dockerized microservices, adhering to CI/CD practices for reproducibility. • Collaborated effectively with data engineers and product managers to streamline workflows for unstructured document queries.
Jadavpur University, Kolkata
Jan 20231 yr 6 mosJun 2024

Kolkata, West Bengal, India

Rajarshi’s AI Stack

claude code
claude code
deepseek
deepseek
gemini
gemini
hugging face
hugging face
langchain
langchain
openai
openai

Education

Jadavpur University

Master of Engineering - MEng, Computer Science and Engineering

Jadavpur University

20222 yrs2024
Academy of Technology

Bachelor of Technology - BTech, Computer Science

Academy of Technology

20184 yrs2022

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Headline

GenAI Engineer @ Straive | MCSE – JU ’24 | GATE CS ’22 (91.25%) | LLMs • GANs • RAG Systems • DL/AI Solutions Builder

About

🚀 I’m a Machine Learning Engineer with a deep curiosity for solving real-world problems through AI. With an M.E. in CSE from Jadavpur University and a 91.25 percentile GATE CS '22 rank, I combine academic rigor with hands-on engineering. 💡 I specialize in LLMs, RAG systems, GANs, and deep learning pipelines—developing solutions like a medical domain RAG chatbot using LangChain + Ollama, and a GAN-based underwater image enhancer that achieved PSNR: 23.06, SSIM: 0.7182, and FID: 39.45. 🛠️ Skilled in Python, PyTorch, TensorFlow, FAISS, and LangChain, I thrive in building ML products from ideation to deployment. I enjoy working on generative models, retrieval-augmented generation, and multimodal learning. 🎯 Now actively seeking full-time opportunities in AI/ML, where I can build intelligent systems, collaborate with great minds, and keep learning every day. Let’s connect if you’re looking for someone who’s ready to push boundaries with AI.

Location

Greater Kolkata Area

AI stack

claude code

deepseek

gemini

hugging face

langchain

openai

Work experience

GenAI Engineer at Straive, Feb 2026 - Present · 8 mos, Chennai, Tamil Nadu, India

Machine Learning Engineer at Tata Consultancy Services, Sep 2024 - Sep 2025 · 1 yr 1 mo, Kolkata, West Bengal, India, I played a pivotal role in developing a Retrieval-Augmented Generation system for a Medical Chatbot, enhancing user experience and query handling. • Integrated local LLMs (Mistral) for on-premise inference, reducing reliance on external APIs. • Deployed the solution using Streamlit and Dockerized microservices, adhering to CI/CD practices for reproducibility. • Collaborated effectively with data engineers and product managers to streamline workflows for unstructured document queries.

Research Assistant at Jadavpur University, Kolkata, Jan 2023 - Jun 2024 · 1 yr 6 mos, Kolkata, West Bengal, India

Education

Master of Engineering - MEng, Computer Science and Engineering, Jadavpur University

Bachelor of Technology - BTech, Computer Science, Academy of Technology

Rajarshi Mitra - GenAI Engineer in Greater Kolkata Area | Tal