Christopher Groeneveldt

Blockchain Data yield farming and staking platform and NFT Marketplace platform Web(Company): https://www.synesis.one Web(Product): https://www.kanon.exchange Tech-stack: Web (React.js / Typescript + Smart Contracts / Rust / Solana) What I do: As a lead developer, I designed and develop the infrastructure and well-formed project of data yield farming DApp and NFT marketplace DApp from scratch.

NFT Marketplace based staking management platform Web(Product): https://www.tesora.art Tech-stack: Web (React.js / Redux-Saga + Web3.js + PostgreSQL + Asp.net Core + Smart Contracts / Solidity / Hardhat / ERC1155 ) What I do: As a full-stack developer, I developed the frontend using react and backend using asp.net core integrating PostgreSQL.

Decentralized liquid ETH staking Protocol Web(Product): https://www.app.swellnetwork.io Tech-stack: Web (React.js / Typescript + Node.js / GraphQL / Apollo Server + PostgreSQL + Smart Contracts / Solidity / Ethereum) What I do: As a Full Stack Engineer, I planned the smart contracts structure with separated contracts and Escrow contracts for security and audit and developed mainly part in smart contracts using Hardhat environment in Solidity.

Decentralized Exchange Platform where companies registered in the Caribbean can list ERC-20 tokens. Web(Company): https://www.kamhol.com Web(Product): https://www.calahex.com Tech-stack: Web-CeFI (React.js / Redux-Thunk + Laravel), Web-DeFI (React.js + Web3.js + Smart Contracts) What I do: As a full-stack developer, I have designed architecture & DB & UI/UX from scratch with my last experience above myself.

Marketplace and a telecommunications Platform that offers paid video chat and voice calls with experts in any field Web(Product): https://www.telmie.com Mobile(iPhone): https://apps.apple.com/gb/app/telmie/id1345950689 Tech-stack: Web (React.js / Next.js + Node.js + WebRTC + Zapier), Mobile (Flutter) What I do: As a senior full-stack developer, I have upgraded the video call speed and quality by integrating new WebRTC library and implement blockchain tech based chat function for safety and private chat.

Face feature detection based mark-up & treatment website Web(Product): https://dermoi.com Mobile(iPhone): https://apps.apple.com/us/app/dermoi-therapist/id1400669843 Tech-stack: Web (React.js / Next.js + Django + Python / Tensorflow), Mobile (React Native) What I do: As a full-stack ML developer, I have developed face feature detection engine using Python Tensorflow integrate into platform.