wangchen

1. Backend development with rich project experience, proficient in smart contract development, and proficient in using Solidity, Ethers.js, Node.js, Hardhat and other technology stacks.
2. Master standard protocols such as ERC20, ERC721, ERC1155, and can effectively use OpenZeppelin library for secure contract development.
3. Practical experience in developing Telegram games using Cocos and Node.js (express)
4. Proficient in PHP and Node.js for backend development, and also have knowledge of Go and Rust languages.
5. Proficient in operating MySQL and Redis databases, and can optimize SQL queries and database design to improve system efficiency.
6. In terms of front-end technology, proficient in JavaScript, HTML and AJAX.
7. Successfully participated in many key projects, such as developing the PartyIcons game smart contract on the Polygon Ronin chain, and responsible for the PHP backend management and development of Gate.io Exchange and JD Mo Media.
8. Strong learning ability and willing to research
9. Have efficient distributed work experience

recent project:
PartyIcons Game（https://www.partyicons.com）
Chain: Polygon+ronin
Development language: Solidity Hardhat Ethers.js/web3.js
Main content:
1. Develop upgradable smart contracts, ERC 721+ERC 1155, including 8 contracts such as hero, weapon, box, talent, check-in, etc
2. Write test scripts for rigorous testing
3. Write user documentation and guide front-end personnel to interact with smart contracts
4. Write deployment scripts to deploy contracts to the test network and main network
5. Continuously maintain contracts and respond to potential vulnerabilities and attacks
6. Submit to a third-party company for code audit


Telegram Mini Game - Eat Me  https://t.me/EatMeGameBot
Chain: TON - Telegram Chain
Development language: Node.js (express. js), MySQL, Redis, Tact, Typescript, Ton API, Cocos
Main content:
1. Develop smart contracts using the Tact language and put assets on the chain
2. Develop Telegram bot
3. Develop game front-end
4. Deploy mini app

My skills:
samrt contract
ethereum-solidity  solana  ton-tact
nodejs
php
harhat 
ethers.js/web3.js
go
javascript/typescript
telegram bot