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/
https://www.rk-x.com/
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: 4 years

Yearly salary: $75,000

Hourly rate: $35

Nationality: 🇸🇬 Singapore

Residency: 🇸🇬 Singapore

Experience:

Period Title Company
2021 - 2022 Lead Developer RedKite
2012 - 2018 Full Stack Developer BLUECRYSTAL
2019 - 2021 Senior Web3 Full Stack Developer KAIROS

Skills:

backend
front-end
javascript
node
react
solidity
english