Full-Stack Developer Portfolio
End-to-end product work — SaaS apps, tools and platforms built across the full stack, from UI to API to database to deployment.
Each product here I built alone, front to back, and shipped live. That end-to-end ownership is the point of the portfolio.
How I work
- Understand. I start with the real problem, users and constraints — not a feature list. A short discovery avoids building the wrong thing.
- Plan. A clear plan: scope, non-goals, the approach, and how we'll verify it works. You always know what's being built and why.
- Build. Small, tested, verifiable increments. Working software early and often, with clean, maintainable code that follows the project's conventions.
- Ship & verify. Real deployment, real testing, honest reporting. I verify behavior end-to-end before calling anything done — no 'it should work'.
Tech stack & tools
Frontend
- React
- Next.js
- TypeScript
Backend
- Node.js
- Python
- Serverless
Data
- PostgreSQL
- Supabase
- Firebase
AI
- Vercel AI SDK
- LLM features
Selected work
MK QuizFlow
An AI study tool that turns PDFs, notes and images into quizzes and flashcards. Next.js App Router, Vercel AI SDK (Claude), local-first IndexedDB storage, cloud share via Vercel Blob, an Image → Quiz vision feature, rate limiting and quota. Live at thequizflow.com.
MK GitFlow
An interactive Git simulator and learning platform — type real Git commands and watch an in-memory commit graph redraw live.
MK VaultPass
A local-first password and secret generator — no accounts, nothing leaves the browser. Built with Next.js and TypeScript.
60-project ecosystem
A large ecosystem of portfolios, tools, games and web apps, consolidated to 25 flagship products, each live and deployed.
What you get when you hire me
- Clean, documented, maintainable code you own
- Live deployment with a working URL
- Tests for the important behavior
- Honest status reporting — what's done, tested, and any risks
- Clear handover so your team can keep building
Who I work with
Founders & startups
Building an MVP or first product and need someone who can ship the whole thing quickly, then iterate as you learn.
Small teams
You have a team but need extra capacity or a specialist to own a hard piece and deliver it end-to-end.
Agencies
You need a reliable contractor who communicates clearly, hits scope, and produces code your team can maintain.
Solo operators
You have an idea and a budget but no engineer — I can take it from concept to a live, working product.
Ways to work together
- Fixed-scope projects — a defined build with a clear deliverable and timeline
- Contract / part-time — ongoing capacity for a set number of hours
- Rescue & improvement — take over, stabilize and extend an existing codebase
- Advisory — architecture, code review and technical direction
I'm Musharraf Kazi (also known as Kazi Musharraf or MK Knight), a developer based in India working with clients worldwide, remote-first across time zones. Whether you need a one-off build or an ongoing engineering partner, the priority is the same: ship real, working software and report on it honestly.
Frequently asked questions
What's in this full-stack portfolio?
Complete products and apps where I built the frontend, backend and infrastructure.
What stack do you prefer?
React/Next.js + Node/Python + PostgreSQL/Supabase, deployed on Vercel.
Do the products use AI?
Several do — e.g. QuizFlow uses LLMs for quiz generation and vision.
How do I get in touch?
Use the contact or hire page.