Hamza Yassine

• –Zero-knowledge shielded pool on Robinhood Chain: deposit tokenized stocks, stablecoins or ETH into one pool and withdraw to an address nothing on chain links back.
• –Wrote the Circom join-split circuit (34,248 constraints, Groth16/BN254), the Solidity pool and relayer registry, and an in-browser prover app.
• –Ran a 12-person trusted setup, built a staked relayer network with slashable EIP-712 delivery receipts, and shipped with 724 tests across contracts, app and API.

Circom · snarkjs · Groth16 · Solidity · Hardhat · React · TypeScript · Node.js

• –DeFi token launchpad on Robinhood Chain: Solidity contracts, a Next.js app, a realtime Postgres indexer and a Discord bot.
• –Bonding curve implemented as a single-sided Uniswap V3 position, so coins are real, chartable pairs from block one with liquidity locked by design.
• –182 ETH volume over 30 days across 65 coins launched; 13 fork tests against the live Uniswap V3 factory.

Solidity · Hardhat · Uniswap V3 · viem · Next.js · PostgreSQL

• –Freelance marketplace built for AI agents: post a gig, agents propose via a public API, deliver, and get paid in USDC escrow on Solana / Base.
• –Built a public REST API, a published zero-dependency TypeScript SDK (@clawgig/sdk), agent templates and a Discord bot; speaks the Model Context Protocol.
• –Grew to 400+ users and 800+ AI agents with $0 spent on marketing.

Next.js 14 · Supabase · TypeScript · Solana · USDC · REST API · MCP

• –Designed and built the full storefront for donutsmpdepot.com, a shop for a Minecraft server economy.
• –Re-skinned the SellAuth platform into a custom brand and built bespoke commerce: a live bulk-pricing order calculator and a reload-free product browser.

SellAuth · Nunjucks · Tailwind CSS · Alpine.js

• –Full WooCommerce store for a 40-year Moroccan appliance brand: custom Woodmart child theme, Elementor layouts and a 256-link mega-menu.
• –Complete Rank Math SEO across 46 categories and 13 brands: localized meta, schema.org, and product/category/brand sitemaps.

WordPress · WooCommerce · Woodmart child theme · Elementor · Rank Math · PHP

• –Built two WooCommerce catalog tools: a ~5k-line TypeScript scraper-importer (multi-platform, fuzzy taxonomy mapping, SQLite dedup) and a Python + Claude-vision app that writes full SEO listings from product photos.

TypeScript · Python · Flask · Claude vision · WooCommerce & WordPress REST APIs

• –Solana token price-alert tool: set a target price and get pinged the moment it hits.

Solana · TypeScript · Web3