07/13/2023 updated

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100 % available

Senior Blockchain Engineer, Smart Contract & Backend Engineer, Blockchain Engineer

Finland
Worldwide
BCS
Finland
Worldwide
BCS

Profile attachments

CV - Kyohei Ito

FinancesBlockchainSoftware EngineeringReact.jsBackendSolidity
As a Full-stack developer with a Bachelor's degree in Computer Science and over 10 years of experience, I have a proven history of software engineering in several companies and firms from different industries including financial services, information technology, decentralized finance, and NFT marketplaces.

As a fast learner and problem solver, I am confident that I can leverage my software development skills as a Full-stack developer at your company. 

In my current role as a Senior Blockchain Engineer, I have built P2E NFT Games on BSC and Harmony networks, Defi with Staking feature on Polygon Network, and CasperPad Site with the token sale, vesting, and staking feature. I have also built game portal sites with React, implemented token airdrop with Suni token in the smart contract with Solidity on BSC network for SassyUnicorns, and minted and built Lunachow token & Lunachow NFT Marketplace. Furthermore, I have developed a system to show the status and log of transactions in real-time following users by using a Chart and Material Theme.

Experience

Professional experience5 - 10 years
Freelancer since2022

Languages

EnglishFluent

Project history

Senior Blockchain Engineer

Rubidex
* Built secure, data-storage blockchain network using Cosmos SDK
* Synchronized Encrypted Data Lake
* Used a patent pending process allowing for decentralized data storage, access and protection.
* Ensured data integrity on data transfer using the most trending and trusted encryption technologies.
* Defined a Unified File Structure for data storage on nodes
* Developed a unique indexing technology to improve data search in the blockchain
- Key Achievements: Developed a DISTRIBUTED ENCRYPTED DATA SOLUTIONS that eliminates the database

Smart Contract & Backend Engineer

POP! Finance, Faculty Group
* 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)
* Subgraph for query historical events, transaction, blocks.
* Web3 integration using ether.js React Module
* Use Vanilla ReactJs to implement smart frontend, AmplifyApp(AWS) for CI/CD.
* Multi-chain integration on Ethereum, Polygon and EWV (Energy Web Chain).

- Key Achievements: Providing single-sided liquidity for MLP, creating a trustless Mutual Liquidity Pool

Blockchain Engineer

EWC, Faculty Group
* Faucet system for EWT (Energy Web Token)
* Blockscout explorer for Volta and EW block explorer.
* Graphql, subgraph endpoint for deploying subgraphs.
* EVM compatble chain with low gas fee and high TPS
* Bridge with other chains - Polygon, Ethereum

Senior Blockchain Developer

Cashcow
* BEP-20 based CashCow, Milk
* Token Pre-sale with ICO, Airdrop system
* Farms and Staking pools with Native Tokens and BUSD
* NFT mint, trading system for collectibles and Genesis NFTs.
* NFT staking with Milk Rewards
* Pinata integration for contents of NFTs

- Key achievements: Consult customers professional tokenomics and lead frontend team

Senior Software Engineer

Shogun
* 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
some Redux stores to React context, resulting in the size of the codebase to 90%
* Developed a Redux middleware to optimize duplicated and redundant code pieces in the communication
module and eventually reduced the size of the communication module by 60%
* Reviewed up to 10 pull requests per week and guided in coding style.

Software Engineer

HuaHui, Tech
* ClamAV based anti-virus software (c/c++)
* Malware detection system on mail server
* Real-time scan engine on PC platform
* Auto-update system
* Quarantined file upload system
* Schedule Management system
* Behavior Monitoring System for unknown viruses (similar to Windows Defender Anti-Virus)

JS Core Developer

Google

PHP Developer

UACJ Nagoya Sight
* Built the system to manage employees by using Laravel.
* Served the project with the apache server.
* Environment: PHP, Laravel, Html, CSS, JavaScript, Apache, Xampp

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