Four projects written up in full, with their evaluations and limitations. After them, the products I run and the smaller builds.
A retrieval-augmented generation system that checks its evidence before answering, retries with a reformulated query, and refuses when the evidence is not there.
AI / Data Engineer, Aug 2026 – Present. Open source.
Python, OpenAI API, Rank-BM25, NumPy, Pydantic, Streamlit
A data analysis agent that routes each question to one of four fixed tools, restricts SQL to single SELECT/WITH statements with regex keyword guardrails (35 blocked keywords) on an in-memory DuckDB connection, and checks the numbers in its answer against the tool output.
AI / Data Engineer, Aug 2026 – Present. Open source.
Python, DuckDB, Plotly, Streamlit, Pydantic, Pandas
A resume analysis and rewriting product. The code implements ATS-style parsing checks, a bullet rewriter that avoids repeating action verbs, and PDF and Word export.
Founder & Independent Developer, Jul 2026 – Present. Private codebase.
Next.js, TypeScript, Supabase, OpenAI API, Tailwind CSS, Razorpay
Read the case studyLive sitePrivate repository
The screenshot shows the product's own sample resume, not a real user's.
An independent civic information platform for India: a directory of parliamentarians, ministers and states, with a 3D parliament chamber and an interactive map.
Data & Full-Stack Engineer, Apr 2026 – Jul 2026. Open source.
Next.js, TypeScript, MongoDB, Mongoose, Three.js, Tailwind CSS
Live products with private codebases, so there is no case study to read. Open them instead.
Founder & Developer, Apr 2026 – Present, Site live
A social platform aimed at young urban Indians (ages 18–30), built around structured 60-minute video circles of eight people and one host. Seat capacity is enforced with an atomic conditional update inside a database transaction, with a unique index against duplicate bookings and an outbox for notifications.
Next.js, TypeScript, PostgreSQL, Drizzle ORM, Panda CSS, Vitest, Playwright
Full-Stack Developer, Jul 2026, Proprietary
B2B SaaS subscription recurring billing platform for Indian businesses with Razorpay API, UPI AutoPay mandate integration, and automated dunning/retry webhooks.
Next.js, React, TypeScript, Supabase, Razorpay, Tailwind CSS, private repository
Full-Stack Developer, Production, Live
Statutory GST compliance and invoicing web application with automated CGST/SGST/IGST calculation across 36 states/UTs, in-memory pdf-lib invoice generation, and Neon Serverless PostgreSQL.
Next.js 16, TypeScript, Neon PostgreSQL, pdf-lib, Firebase Auth, private repository
Developer (solo), Published on Google Play
An unofficial Bengaluru Metro guide for Android that I built on my own and published on Google Play: route search with interchange details, fare estimates, station information, an interactive map, favourites, and offline use.
Kotlin, Jetpack Compose, Room, Maps Compose, Firebase, private repository