-Compose, test and implement smart contracts on the Ethereum blockchain for NFT projects-Ship robust automated test suites with all smart contract compositions for high level of accuracy and bug removal prior to testnet deployment-Implementations include staking, souldbound NFTs, merkle-tree whitelist, DAO structures, gas optimization strategies and other advanced use cases-Lead build of large scale NFT creation, deployment and management application

Full stack web developer focusing on web3 integrated front ends and interesting smart contract use cases within the NFT space. Technologies I work with daily include:-solidity -next.js-hardhat -react-tailwind-material ui-bootstrap-node.js-express-firebase-typescript-metamask -ethers.jsContact me @ davinlharding@gmail.com

-Built dynamic, data driven manager portal for tracking, interacting and automating new employee onboarding tasks for Fortune 40 health administration corporation (AngularJS/Service Portal)-Served as blocker removal and best practice resource for junior developers on project team

-Owned several UI, data structure and permissions features on customer portal pilot app for 2nd largest grain distributor in Canada (AngularJS/Service Portal)-Built dozens of back end REST APIs with complex error handling, data enforcement/sanitization, authentication, data mappings and third party data syncs to serve front end of customer portal initial release. This included handling of financial data which was subjected to high degree of auditing (Postgresql, Express, Node.js, Postman, Jest, Bitbucket)-Built dynamic data filter tray with toggle-able pills for easy drill down of large data sets in tabular UI (React)-Customer portal app facilitated 1000+ registered users, 450+ grain transactions, 10+ million MT of contracted grain and real time tracking of 9+ million MT of inventory within 30 days post launch-Facilitated internal JS training workshops for interns and new associates-Regularly demoed sprint reviews and fielded questions for executive stakeholders

-Built customer facing Wealth Portal app for banking client that integrates with customer data and dashboards on Servicenow platform (AngularJS/Service Portal)-Owned UI enhancements to increase usability for internal case management app for largest health system in Missouri (AngularJS/Service Portal)-Lead Request Management team and built IT request intake app for largest health system in South Carolina (Servicenow + Custom JavaScript)

-Led staff regularly as shift leader-Contributed to company's 5% sales growth year over year

-Implemented agile and Git/GitHub for collaborative process-Developed cryptocurrency mining status app using React.js and Material UI for modern interactive front end-Developed workout partner search platform, built back end server with Ruby on rails for user database management and created API to serve data to React.js dynamic front end-Showcased both apps in key note addresses at Venture Cafe, Miami's largest weekly tech and entrepreneurial networking event

-Managed inventory, sales and logistics through Quantum Control-Negotiated and closed contract w/ AAF Spares in excess of $200k-Closed over $400k in engine material sales for the year

-Created and maintained staff training materials and menu-Led staff training meetings twice a week for all incoming staff

-Covered up to Differential Equations with focus on College Algebra, Pre-calculus, trigonometry and Calculus I-Scheduled follow up sessions with over 100 students