• Worked as a back-end and smart contract developer in an agile team communicating directly with the CTO. • Created the user review API, automatic review aggregation engine and embeddable badge generation engine using node.js/typescript and express.js. • Used MongoDB aggregation pipeline for review aggregation engine, and integrated with smart contract using web3.js to store the aggregation results. • Implemented CI/CD pipeline to automate comprehensive project testing and efficient deployment processes using Github workflow actions. • Successfully conducted thorough API testing leveraging the Cypress and Jest testing libraries, while simultaneously generating API document via the Swagger API framework. • Effectively leveraged Docker to efficiently package, deploy, and manage applications across diverse environments, guaranteeing consistency and portability.

• Accomplished in building a comprehensive DeFi ecosystem, Token Generation and ICO platforms, 5 play-to-earn games, 2 NFT marketplaces including over 20 Web3 projects and tools. • Developed an automated DEX bot for Burn&Drop and a CEX bot for trading integrated with the Bitcastle CEX platform. • Designed and developed robust token Bridges for frictionless asset transfers between blockchain networks and implemented Cross-Chain solutions. • Leveraged Web3.js and Ethers.js to establish seamless interaction between the React.js front-end and smart contract. • Constructed and integrated an internal back-end synchronized with the blockchain database, utilizing Node.js and Express.js. • Utilized GraphQL API to enhance communication performance between the front-end and back-end. • Managed the CI / CD solution for a development team using the CircleCI tool, Bitbucket, Github and AWS Lambda functions.

• Created the BSC Swap and Farm Contract • Developed the smart contracts to interact with Value DeFi protocol including liquidity pools, yield farming strategies and governance mechanisms. • Tested the smart contracts using Truffle and Hardhat framework and deployed successfully on Binance Smart Chain. • Integrated the smart contracts with front-end using Ethers.js and Web3.js to enable users interact with liquidity pools, stake assets and participate in yield farming opportunities.

• Improved patient treatment rates by 20% through the developing and implementing of machine learning algorithms. • Instrumental in designing and developing clinical charts using React.js and D3.js, contributed to patient care during the COVID-19 pandemic. • Developed and delivered multiple healthcare platforms using React.js, Angular, Vue.js, with Laravel, PHP framework and Node.js while focusing on clear client communication.

• In an Agile, collaborative environment, effectively gathered design requirements, and conducted thorough application testing, resulting in a notable 25% increase in working speed. • Leading troubleshooting efforts, fixed more than 300+ bugs and other issues, and updated sites throughout the production lifecycle. • Created the 100+ complex UI components using react / typescript, html5, css3 and scss. • Improved the process of storing app state info by implementing the Redux store, and successfully integrated the front-end with Rest APIs.