Welcome to review my profile.

I engage in web development since the beginning of 2012 and have strong skills in building web site & apps.

I have mastered algorithms and data structure so my code is brief and robust.

- Programming Language:

* C++/C, PHP, Python, Javascript, NodeJS, Typescript

- Services.

* Cross-browser extension & plugin

* Web scraping &  Data scraping

* Web Frontend & Backend Development

* Google Apps, Google Apps Script, Google Docs, Google Sheets

* Algorithms and Data structures

* Automation, Bot development, Optimization

- Backend Development

* Serverless using AWS, GCP

* Laravel, Lumen, Nova, Symfony, CakePHP

* Node.js, Express.js, Koa.js, Hapi.js

* Django, Python, Flask

* GraphQL API development with Apollo, Prisma

- Frontend Development

* CSS, CSS3, SCSS, LESS, HTML, HTML5, Bootstrap, jQuery

* JavaScript: ES5/ES6/ES7, ESLint, Babel, Webpack, FuseBox, Browserify

* Typescript, Coffee script, Purescript

* Vue, Vuex, Nuxt, Quasar, React, Redux, RxJS, MobX, Thunk, Saga, Mat

* React, Redux, Thunk, Saga, Hook, Context/Provider

* URQL, Apollo

- Blockchain Development:

* Smart contract development using solidity

* Development Defi Dapp including yield farming

* Fork Project Pancakeswap and sushiswap on Ethereum and Binance Smart Chain

* Build NFT token and make website like opensea

* Upgrade from V1 to V2 on pancakeswap

* Build Snipper Bot, Arbitrage Bot on Binance Smart Chain

- Database

* 1:1, 1:N, N:M, Polymorphic

* ElasticSearch, MongoDB, PostgreSQL, MariaDB, MySQL

* RDS, DynamoDBP,