Frontend/fullstack engineer shipping Web3 products.
Currently building private USDC payments on Solana for Colosseum Frontier 2026 — handle-first payments where your @handle is your private pay-me URL. React + Next.js + Umbra SDK.
- 6 years total software engineering · 3 years Web3 frontend/fullstack
- 725 merged PRs across 4 open-source organizations (2023–2026)
- $30,000 Web3 Foundation grant — co-author of Paraport, embedded cross-chain UI SDK for Polkadot dApps
- Ships autonomously in async remote teams
| Project | What I built | Stack |
|---|---|---|
| Paraport SDK | Cross-chain UI SDK, W3F-funded. Embedded component for Polkadot dApps. | TypeScript, w/ React, Vue and Js Sdk |
| KodaDot | Leading Polkadot NFT marketplace. 483 PRs. Owned XCM auto-teleport (1-click cross-chain NFT buys), EVM minting, mass-minting, fiat on-ramp, wallet conenct flow. | Vue, Nuxt, TypeScript, Workers |
| Chaotic | Current leading NFT marketplace. 144 PRs across marketplace core and wallet flows. | Vue, Nuxt, TypeScript, Workers |
| dotmemo | Leasing POAP dApp on Polkadot. 60 PRs spanning app product + Cloudflare Workers. | Vue, Nuxt, Workers |
| Private payments (WIP) | Handle-first private USDC payments. Active Frontier 2026 submission. | React, Next.js, Umbra SDK, @solana/web3.js |
- Frontend: React · Next.js · Vue · Nuxt · TypeScript · Tailwind · shadcn/ui
- Web3: @solana/web3.js · @solana/wallet-adapter · Anchor IDL · @polkadot/api · XCM
- Backend: Node · Cloudflare Workers · Postgres · Drizzle · tRPC
- Infra: Vercel · Cloudflare · GitHub Actions
Remote Solana frontend/fullstack roles. Contract or full-time. Comfortable in async-remote teams
- X: @hassnian_dev
- Email: dev.hassnian@gmail.com
- Superteam Earn: https://superteam.fun/earn/t/hassnian