Ketan Kauntia

Automated Google Meet recording by launching a Chrome instance with Selenium webdriver. Requests to join the meet and then start to record(video + audio) and saves the mp4 recording locally.

Developed an interactive directory for exploring Google Summer of Code (GSoC) organizations with search, filters, and metadata aggregation. Built to help students quickly find orgs by tags, languages, and past participation, improving discoverability and decision making.

A hands-on learning repository exploring autonomous AI agents, tool usage, memory, and multi-step reasoning. Experimented with agent loops, planning, and tool calling to understand how modern AI agents reason, act, and self-improve.

Built a Retrieval-Augmented Generation (RAG) pipeline that combines vector search with LLM reasoning to answer context-aware queries over custom datasets. Implemented document chunking, embeddings, similarity search, and prompt orchestration to produce grounded, accurate responses instead of hallucinations.

Implemented a high-performance multithreaded web server from scratch, capable of handling concurrent client requests efficiently. Designed thread pooling, request parsing, and response handling to improve throughput and reduce blocking under load.

Integrated Stripe's payment workflow to support secure checkout, payment intents, and webhook handling. Implemented end-to-end payment flow including server-side validation, success/failure handling, and real-time payment status updates.

A real-time collaborative code editor using WebSockets, enabling seamless multi-user peer coding. Backend on Express.js for sessions & rooms.

Built a lightweight Excel-like spreadsheet system supporting cell references, formulas, and dynamic recalculation. Focused on implementing core spreadsheet logic such as dependency tracking, formula evaluation, and efficient updates.