Kyohei Ito
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Senior Blockchain Engineer
Finland
Contact Kyohei regarding:
Flexible work
Starting at
USD50/hour
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Senior blockchain engineerAutónomoFeb 2022 - Current (3 years 2 months)- Used subgraph for indexing all the nfts on ethereum (like opensea, moralis). - Built Whitelist Marketplace. - Built and deployed the upgradable proxy contract.- RSenior Blockchain EngineerRubidexJul 2021 - Feb 2022 (8 months)
- LLead blockchain engineer verified_user Verified experienceLeadEdgeJul 2021 - Feb 2022 (8 months)- Implemented NFT marketplace able to integrate with opensea.io - Polygon network. - ollection base Mint system (Lazy Mint for zero gas fee) based on ERC721 - 3 main types of trading(normal, bid, auction).
- PSmart contract & backend engineer verified_user Verified experiencePOP! Finance, Faculty GroupMay 2020 - Jun 2021 (1 year 2 months)- Single-sided Mutual Liquidity Pool smart contract. - Upgradeable Proxy to deploy dynamic MLPs. - Mintable ERC20 token POP! and reward system to Liquidity Pools and Staking Pools (Candy Farms).
- EBlockChain engineerEWC, Faculty GroupMay 2019 - May 2020 (1 year 1 month)- Faucet system for EWT (Energy Web Token). - Blockscout explorer for Volta and EW block explorer. - Graphql, subgraph endpoint for deploying subgraphs. âš« Faucet system for EWT (Energy Web Token) âš« Blockscout explorer for Volta and EW block explorer. âš« Graphql, subgraph endpoint for deploying subgraphs. âš« EVM compatble chain with low gas fee and high TPS âš« Bridge with other chains - Polygon, Ethereum
- Senior Blockchain DeveloperVintage Cash CowJun 2018 - May 2019 (1 year)âš« BEP-20 based CachCow, Milk âš« Token Pre-sale with ICO, Airdrop system âš« Farms and Staking pools with Native Tokens and BUSD âš« NFT mint, trading system for collectibles and Genesis NFTs. âš« NFT staking with Milk Rewards âš« Pinata integration for contents of NFTs - Key achievements: Consult customers professional tokenomics and lead frontend team
- Senior software engineer verified_user Verified experienceShogunJan 2017 - May 2018 (1 year 5 months)- Worked well in a team to implement new features and optimize company products. - Ensured a well-architected platform with React, Typescript, Redux and Redux-saga. - Arranged the UI structure converting class components to functional components using React Hooks and som Redux stores to React context, resulting in the size of the codebase to 90%.
- HSoftware EngineerHuaHuiSep 2015 - Jan 2017 (1 year 5 months)âš« ClamAV based anti-virus software (c/c++) âš« Malware detection system on mail server âš« Real-tim scan engine on PC platform âš« Auto-update system âš« Quarantined file upload system âš« Schedule Management system âš« Behavior Monitoring System for unknown viruses (similar to Windows Defender Anti-Virus)
- JS Core DeveloperGoogleApr 2015 - Sep 2015 (6 months)
- UPHP DeveloperUACJ Nagoya SightMar 2014 - Nov 2014 (9 months)âš« Built the system to manage employees by using Laravel. âš« Served the project with the apache server. âš« Environment: PHP, Laravel, Html, CSS, JavaScript, Apache, Xampp
Education
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- UBachalor's degree of Computer ScienceUniversity of TokyoApr 2010 - Aug 2014 (4 years 5 months)