JATAIN
KUMAR
Building Scalable AI
Systems from Data to Deployment
B.Tech + M.Tech @ IIT Kharagpur. Minor in Mathematics & Computing. Micro-Specialization in AI. Transforming data into intelligent solutions.
JK
The Intersection of
Mechanics & Code.
B.Tech (Hons) Mechanical + M.Tech Manufacturing Science
Minor in Mathematics & Computing (M.Sc. 5Y)
IIT Kharagpur | CGPA: 8.28 / 10 | Graduating 2027
Micro-Specialization in AI & Applications
Combining first-principles engineering with advanced machine learning to build scalable, intelligent systems. From optimizing manufacturing supply chains to architecting financial NLP pipelines and clinical AI systems.
Technical Arsenal
Generative AI & NLP
RAG, LangChain, LangGraph, Transformers, FinBERT, QLoRA, Prompt Engineering, Hugging Face, vLLM
Machine Learning
Scikit-learn, PyTorch, TensorFlow, Keras, XGBoost, CatBoost, LightGBM, SMOTE, SHAP
Full Stack & Web
React, Next.js, Node.js, FastAPI, REST APIs, Gradio, Streamlit, Firebase, Docker
Data Analytics & Finance
SQL, Power BI, Tableau, Excel, Statistical Modeling, Predictive Analysis, Time Series, Forecasting
Cloud & MLOps
AWS, Docker, CI/CD, MLflow, DVC, GitHub Actions, Google Colab, MongoDB
AI Systems & Agents
RAG Pipelines, LangGraph, Agentic AI, Tool Calling, LLM Orchestration, ChromaDB, FAISS, Pinecone, Ollama, Groq
Experience Timeline
Artificial Intelligence Intern
Engineered hybrid RAG-infused QLoRA architecture for SLM to generate video scripts, reducing draft time by 75%. Tuned QLoRA (83.9M+ params) on Llama-3.1 8B with 4-bit NF4 quantization. Achieved 0.84 RAGAS quality and 4.4/5 G-Eval with 3x speedup via GGUF.
Data & Financial Analyst Intern
Built scalable NLP pipelines to extract insights from 35K+ filings & 5,000+ transcripts. Applied FinBERT to filter 10K+ investment entities. Expanded fund database by 50% via web scraping.
Machine Learning Intern
Built an intelligent personal secretary platform using RAG & LangChain. Integrated Gemini 2.5 streaming (latency <3s). Architected 3-tier contact matching (<100ms) and calendar agents.
Research and Development Intern
Optimized supply chain logistics using deep learning & operations research. Built FastAPI app for backorder prediction (0.92 ROC-AUC). Reduced fuel consumption by 40% via IBM ILOG CPLEX route optimization.
Research Intern
Engineered global trade data pipeline integrating macroeconomic metrics across 45+ countries. Automated monthly import processing using Python & Pandas, centralizing OECD/World Bank data into SQL.
Research Intern
Led NLP pipelines to extract entity & sentiment data from 5,000+ corporate earnings transcripts. Integrated Gemini API for NER (9,200+ names, 80% accuracy). Built 12+ readability metrics via FinBERT.
Competitions & Challenges
PatientTriage.ai | Accenture Innovation Challenge 2026
Built supervised triage engine from MIMIC-IV-ED dataset with 3-layer pipeline & 41-symptom schema. Dual LightGBM models achieved 0.87 AUC, reducing undertriage from 16.0% to 2.5%.
Econometric Profitability Modeling | American Express Campus Challenge 2026
Designed interpretable P&L framework to rank 500K cardmembers, identifying top 20% profitable users. Ensembled XGBoost & Random Forest with K-Means segments for 0.92 evaluation score.
Ankur Agentic AI Chatbot | Capital One Launchpad
Orchestrated multi-modal AI crew of 8 agents for agronomic queries. Table-aware RAG pipeline (14K chunks, 74% precision). Deployed multilingual voice-enabled prototype on Hugging Face Spaces.
Project Lab.
Ankur - Agentic AI Chatbot
PatientTriage.ai
Econometric Profitability Modeling
Supply Chain Optimization
Financial Sentiment Analysis
Customer Churn Analysis
Publications
Data-Driven Simulation-Based In Situ Process Monitoring of LPBF Process Parameters using Machine Learning and Experimental Validation
Gupta, V.K.; Kumar, J.; Ubhalkar, A; Rai, R.N.; et al.
Beyond the Code
Orchestrated national-level equity and crypto trading simulations with StockGro, while organizing financial workshops for 500+ participants. Analyzed market trends & investment signals, concurrently managing digital content strategies that drove a 50% surge in engagement growth.
Boosted IIT Kharagpur's QS ranking to 215 & organized the 6th global Young Innovators Program, securing 2000+ global student registrations. Designed 100+ directory pages, organized campus-wide orientation for 1800+ freshers, hosted 3rd Spotlight series with 30% increased reach.
Competed against top tier participants across India. Awarded PPI in Dr Reddy's Case Competition and NAEST, competing against top participants nationwide.