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As a senior blockchain & financial engineer and full stack web developer, I have developed Staking Dapp and Hybrid (Ce-FI & De-FI) Exchange and Trading (Margin & Futures) Platform from scratch as a project manager and upgraded ongoing Exchange platform with new features of Blockchain technology and AI based solution for client portfolio management and balance risk management of platform before.
I have also developed Lending Platform Dapp, Insurance Dapp and Yield Farming Staking Dapp from scratch as a lead developer and solved several security problem using Openzepplin logic and several solution(Proxy, Storage, etc) and also optimize the contract using off-chain integration using Oracle.
I have also developed Data yield farming Dapp from scratch as a lead developer based on Solana network using Rust and developed NFTs market place on Solana network also using Rust Substrate.
I have also rich experience with Python while working for AI, Image processing, Automation engine development and Node.js, Django/Flask for backend development for 6+ years.
And also I have rich experience with React.js and Vue.js for frontend especially using Redux (Thunk or Saga) or VueX with Hooks + Typescript for 4+ years.
I am very familiar with AWS, GraphQL, PostgreSQL, MongoDB, Firebase, Unit test tools and DevOps tools including Github, Trello, Azure, GCP, etc.
These are my latest projects based on above tech-skills.
1. Lead developer: Data yield farming Dapp
Synesis One (Remote work) February 2021 - December 2021
Web: https://synesis.one
Tech-stack: Web (React.js / Typescript + Smart Contracts / Rust / Solana)
What I do:
As a lead developer, I developed data yield farming smart contract using Rust on Solana network especially focusing on code & storage optimizing.
And also developed NFTs marketplace smart contract using Rust substrate.
And I developed frontend using React.js / Typescript and integrate phantom wallet for Solana network integration.
And I also integrated Rust based Solana smart contract into frontend which includes data yield farming logic.
2. Full Stack Developer : LaunchPool (Dapp Platform) Maxos LLC (Remote work) January 2018 - December 2020
Web: www.maxos.studio
Github: https://github.com/christophergroe/LaunchPoolTrackerPlatform
Tech-stack: Web (React.js / Redux-Saga + Web3.js + Smart Contracts / Solidity / Hardhat)
What I do:
As a full stack developer, 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.
And integrate contracts into FE using Web3.js and Metamask connection into React.js based project.
3. Project Manager and Engine developer : CALAHEX (Caribbean and Latin America Exchange Platform)
Kamermans Holding Company (Remote work) March 2017 - February 2020
Web: www.calahex.com
Tech-stack: Web-CeFI (React.js / Redux-Thunk + Python + Node.js), Web