Chris Chan

Blockchain developer

Harvey Nash•  June 2022 - November 2023

• Worked on NFT minting/staking platforms on the Ethereum, Solana, and Polygon networks. • Built NFT marketplaces on both Ethereum and Solana networks, so our company's growth rate increased by 6.4% with React/Next. • Worked on the backend development using Node.js, Express.js, and Nest.js. • Built a Node.js and TypeScript back-end for handling transaction reports, billing reports, invoicing systems, and more for crypto partners. • Used Python, Fast API, and SQL Alchemy also to build the backend API. • Built the Backend API to generate the cookies from the database scrapped by using Python and JavaScript( Puppeteer ).

Blockchain Developer

Tintash•  January 2021 - April 2022

• Built multiple decentralized applications on the variety Blockchain platforms, including a decentralized exchange DEX and a supply chain tracking application • Implemented consensus algorithms such as PoW and PoW and developed the tokenomics for a new cryptocurrency project, including designing the token model and creating an economic model to determine the initial token distribution and incentives • Analyzed the project's governance mechanisms and proposed improvements to enhance the token's value and stability • Created smart contracts for Crypto Games (play to earn, move to earn games and Casino games)

Full Stack and Blockchain Developer

Cubix•  July 2018 - December 2020

• Implemented various types of smart contracts such as multi-signature wallets, automated market makers and token issuance contracts using Solidity, Rust and Go • Build NFT minting sites, marketplaces, staking sites including ERC721, ERC1155 and integrated NFTs with dApps • Created new coin forked from Bitcoin and also participated in to change it's consensus from PoW to PoS

Software Developer

OpenConcept Consulting Inc•  July 2016 - May 2018

• Developed custom pixel-tracking solutions which directed the traffic from the network to the advertiser (JavaScript, jQuery) Worked full-stack on the team to develop a consumer-facing review platform with Node.js, React, GraphQL, Elasticsearch, and PostgreSQL • Developed internal utilities and tools for quick and easy work with the user database. • Part of them was included in the administration part of the application • Worked with a lot of client-side optimization, implementing fast JavaScript algorithms to improve performance