Senior full-stack engineer — 8+ years shipping production software. Rust · TypeScript · React · Node.js · GraphQL · Docker — currently deep in blockchain infrastructure.
- 🌐 mehranmazhar.com · ✍️ dev.to/mehran_mazhar · 🐦 @mehran_mazhar4
An open-source, decentralized ride-sharing network I designed and built from scratch — the whole ride lifecycle (request → offer → accept → pay → cancel) settles as first-class transactions on a custom non-EVM blockchain written in Rust. Grew out of my master's thesis.
▶ Try the live demo — in your browser, ~2 min, no install · Read how I built it
| Repo | What it is | Stack |
|---|---|---|
| clutch-node | Blockchain core: Aura consensus (~1s blocks), libp2p P2P, RocksDB state, WebSocket JSON-RPC | Rust |
| clutch-hub-api | GraphQL gateway — signed-challenge wallet auth, never holds private keys | Rust · Actix · async-graphql |
| clutch-hub-sdk-js | Client SDK on npm — client-side secp256k1 signing, GraphQL subscriptions | TypeScript |
| clutch-explorer | Block explorer: indexer + REST API + UI | Rust · Axum · Postgres · React |
| clutch-hub-demo-app | Reference passenger/driver app with map-based ride flow | React 19 · Vite · Leaflet |
Full stack comes up with one docker compose — see clutch-deploy · docs at docs.clutchprotocol.io
RustTypeScriptJavaScriptReactNode.jsGraphQLPostgreSQLDockerlibp2pRocksDBActixAxumtokioCI/CD (GitHub Actions)Prometheus/Grafana
💬 The interesting unsolved problem in Clutch is decentralized dispute resolution & reputation — if you've built marketplace or payments infra, I'd love to talk: Discussions