justin424w

Senior Web3 And Blockchain Engineer

This is Justin, a senior Web3 and blockchain developer who has rich experiences in it.

I have built several websites, mobile apps, NFT marketplaces, Defi, DEX and DApps successfully as a full stack engineer.

I have worked as a Full Stack Developer with over 10 years of experience on Java/JS, Angular, Vue, React, Next.js and so on. And also have experience on building hybrid apps using react-native.
Especially in recent 4 years develop Smart Contract and Dapp/Defi/DEX/NFT Marketplace using Solidity/web3.js(ehters.js)/React/Next on Ethereum & Binance & Tron & Polygon chains.
I have worked on EVM chains, Algorand, Solana chains during them.
Especially recently I have built RedKite NFT marketplace as a lead developer of team.

**My skills and services**
    *Front-end*
       - React/Redux, VueJS NextJS, Nuxt, HTML5, Javascript/Typescript

       - MUI, TailwindCSS, Fuse

       - Pixel Perfect UI/IX with Figma

     *Back-end*

       - Node.js/Express, Python, Nest, cron-job, GraphQL

       - MySql, MongoDB/Mongoose, PostgreSQL, Knex

     *DevOps*

       - Create CI/CD and deploy pipeline

       - Mange GitHub

       - Manage AWS and Clouding Service

     *Blockchain*

       - ERC20, ERC721, ERC721A, ERC1155, Openzeppelin, Upgradable with Solidity

       - Expert of Moralis, Chainlink, Alchemy

       - web3.js, ethers.js

My recent experiences

https://www.niftyroyale.com/
https://dashboard.ethlizards.io/
ShadowSwap
https://loving-bhabha-79e2d9.netlify.app/
https://venturitoken.io/home
https://loving-mcclintock-e1a84a.netlify.app/
https://heuristic-elion-e8223c.netlify.app/


I can work for you immediately and am available full time( more than 40 hours per week).

Thanks.


Experience: 7 years

Yearly salary: $0

Hourly rate: $40

Nationality: 🇸🇬 Singapore

Residency: 🇨🇦 Canada

Experience:

Period Title Company
2021 - 2022 Lead Developer RedKite
2012 - 2018 Full Stack Developer BLUECRYSTAL
2015 - 2018 Senior Web3 Full Stack Developer KAIROS
2022 - 2023 Lead developer SVerse Lab
2024 - Web3 full stack developer Aniex Lab

Skills:

backend
blockchain
ethereum
ethereumjs
front-end
javascript
node
react
smart-contract
solidity
web3
web3js
english