Takeshi Kaneshiro

Bachelor's degree in Software Engineering

2010 - 2014

Waseda University, Tokyo

Full stack Blockchain Developer

2022 - Present

Freelance, Los Angeles, California

• Developed token mixer contract using Solidity and deployed on zkSync
• Developed and integrated several frontends and smart contracts using web3.js ethers.js, React, Solidity, Hardhat for launchpad, Airdrop, private sales
• Developed an awesome dex aggregator which provides the best price and dex for users who want to swap certain tokens on zkSync

Lead Full Stack / Blockchain Engineer

2021 - 2022

Newwave Solutions, Tokyo, Japan

• Maintained and developed upon the entire Solidity stack. Managed several smart contract developers to coordinate feature implementation, code reviews
• Integrated OpenZeppelin library and Implemented ChainLink VFR functionality to develop custom Gaming Factory contract
• Imported and Used Pancakeswap SDK and Uniswap Protocol module to create custom UI and to create custom Liquidity pool
• Wrote comprehensive technical documentation for the protocol and full-coverage unit tests using Hardhat and Ethers.js
• Developed platform using React + Tailwind CSS and developed API server using ASP.Net Core
• Worked with several databases such as MongoDB, MySQL, Firebase. Moralis
• Deployed and managed platform and APIs on AWS EC2

Senior Full Stack / Blockchain Engineer

2018 - 2021

Newwave Solutions, Tokyo, Japan

• Converted several Figma designs to code using React + Tailwind CSS
• Built out NFT market place from scratch using React + Firebase Algoland API
• Developed Defi token and NFT contract using hardhat solidity and integrated it into marketplace platform using web3.js and ethers.js.
• Developed Backend RESTful API using Node + Express + MongoDB
• Implemented Unit Testing using Jest, Mocha, Chai
• Deployed and managed platform on cPanel (implemented SSL in GoDaddy)

Full Stack Developer

2016 - 2018

CO-WELL Asia, Tokyo, Japan

• Developed and maintained 20+ frontends focused on user experience
• Wrote front-end code, back-end code, integrated 4+ with frameworks including MERN Stack, Laravel Full Stack and APIs and utilized multiple CLI tools and configuration GUIs
• Created and updated 4 websites with a focus on creating and exceptional user experience.
• Created informative and effective documentation, report and inline comments on 100% of code/work accomplished
• Worked with 20+ key stakeholders to design complex solutions and led from inception to production

Junior Frontend Developer

2014 - 2016

Arsaga Partners, Inc, Tokyo, Japan

• Developed a website's layout using HTML and JavaScript and completed the project in slightly under 4 months
• Envisioned a revolutionary new strategy using UX and UI techniques to improve the mobile user experience from scratch in 2 months
• Implemented A/B testing on landing page to increase likelihood of customer conversion by 14% (~$90,000 in new monthly revenue)
• Automated end to end testing, saving engineers over 15 hours each week in manual testing and helping protect ~$50,000 lost annually to bugs not caught
• Worked with product managers to re-architect a multi-page web app into a single page web-app, boosting yearly revenue by $1.4M
• Tested software for bugs and operating speed, fixing bugs and documenting processes to increase efficiency by 18%