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Ben Criner

Fullstack developer

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Intro
Toronto, ON, Canada
Studied Computer science at National University of Singapore
Studied Computer science at Dronacharya PG College of Education
Computer Software
Joined August 7, 2022

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English
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Fluent
About
My name is Ben Criner. When I was young, I was crazy about computer game and math. Getting older and older, I am really interested in programing, so I began simple coding such like card games using html, javascript and php . It's really interesting and beautiful world for me. So I decided to study computer science and programming. I have been working as software engineer for 7 years since I graduated university. I have worked as Frontend developer , fullstack developer in last company. Through these steps, I am very familiar with React, Angular, React native, Css for responsive UI and php framework and Api intergration. In 2018 ,I heard and meet blockchain technology and dug deeply blockchain concept ,principle and feature. It's amazing . So I became nft and Defi engineer and developer and familiar with this world. I have built over 40 large project in developer's career. I am proud of this. Here is my Skills: -Frontend skill React, Redux, Next ,Css, Scss, Mui, Bootstrap, AntD and js framework. (5 ~ 7 years of experience) -Integrating with API endpoints AWS,Auth0, firebase... -Backend Skill Laravel,Drupal,Ci,Zend,Symfony and Express (freelancer and some company experience 5 years ) Python library (math and AI for my project) -Mobile Skill React Native , Ionic (3 years of experiences for company project and private clients) -Blockchain - Buidling Stacking NFT marketplace, NFT minting site, Unity NFT game ERC20/721/1155, Hardhat, Truffle, Ether.js - Smart Contracts on Ethereum,Avalanche, Polygon, Binance and Fantom chain using solidity. - Solana/Rust for building NFT marketplace. - Wallet integration skill ( Metamask, TrustWallet, WalletConnect, BinanceChain Wallet). - Deep understanding of Pre-sales/ whitelists - Swap theory and experience (Uniswap, Pushiswap) - Staking skill (Yield Farming, Lottery Smart Contracts etc)
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Experience
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Joystream Dao
Jan 2022 – Aug 2022
Norway
React developer
I was lead developer in joystream Dao. I was responsible for creating react component from figma design and reviewing other developer's code.
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Tech solution
Apr 2020 – Dec 2021
Unite state
Full stack developer
I joined to Tech solution company as senior full stack developer. We have built many React , laravel, Ruby ,Nft projects and python project as lead developer. I used to design project architecture and reviewed code and solve code challenge as lead developer. I was able to get great achievement thanks to rich experiences of my pretty long developer's career.
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Upwork. Com
Oct 2019 – Mar 2020
Unite state
Smart contract/web3/react developer
I was interested in blockchain world and crazy about nft and defi technology. So I studied and started work as freelancer. * Smart Contract using ERC20, ERC721, ERC1155, BEP20, SPL(Token, NFT market for) * DeFi(Decentralized Finance) DApps such as Lending, Staking, Banking, DEX * Deploy and Testing by Truffle/Hardhat * NFT Apps such as minting and marketplace using Solidity and Rust. * Web3.js for Blockchain Interactive with Frontend * Crypto Trading bot(sniper bot, arbitrage bot, frontrunning bot)
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Synergix Technologies Pte Ltd | ERP Software Singapore
Oct 2018 – Sep 2019
Singapore
Frontend developer in ERP system
in 2018 , I met a friend. she was recruiter and intr After contract expired , I left TSM and started wor Synergix is Erp Software company. I had to design and build Frontend pages for UI o code. It was great experience of my developer career. we used Jira scrum for project management.
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TSM-Soft Enterprise
May 2017 – Jan 2018
Fulllstack developer
I started as employee in TSM company and worked as junior full stack engineer first. Company's main market was North America, South America and Western Europe. company's main business was web Design ,Hosting, Outsourcing. I took part in various kinds of projects using JavaScript Frameworks such as React/Vue.js, RES APIs. and we deployed projects using Heroku, Netlify and AWS service. Utilized React Bootstrap, Material-UI and Chakra-UI to build pixel-perfect and fully responsive U Developed backend and database model and schema with Node.js, MongoDB, and MySQL. Developed app integration with REST/SOAP and other A payment processors, and other services
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Freelancer.com
Apr 2016 – Mar 2017
Australia
Junior Web Developer
I worked as junior freelance developer since graduated university . Fortunately when I work as freelancer , I met a lot of good clients from US and EU country. Even though I have not enough experience and technology for clients, but they trusted me encouraged me for career. I have built large scale CI, laravel projects for ecommerce , education, sports business. I met many challenges such like Full responsive for mobile (Figma and Adobe design) and and deadline. Through solving them ,I could grow confidence about me. https://www.glassbororentals.com ( laravel project for client in glassboro in US)
Education
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National University of Singapore
Jul 2013 – Mar 2016
Master, Computer science
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Dronacharya PG College of Education
Mar 2009 – May 2013
Bachelor's degree, Computer science