Richard

Jiang

Built e-commerce web and mobile apps for multi purpose food delivery, online shopping marketplace, project management, and etc. . Multi-purpose food delivery system Built go-to place for amazing savings & deals, ensuring to browse weekly ads from stores near user and save up to $75 weekly. . Online shopping marketplace Built fast and well structured shopping marketplace, including clothes, food, shoes, and etc. . Project Management Streamline user's online shopping experience with our marketplace project management solution, which provides a centralized platform for managing product listings, orders, customer interactions, and promotions across multiple stores. Technologies : Javascript, Typescript, React, Next.js, Material UI, Styled Components, Express, Nest.js, Python, Django, Flask, GraphQL, Postgresql, Firebase, Jest, Hasura, Github Action Pipeline, Azure pipeline, Bitbucket Pipeline, AWS

Built Decentralized website for crypto market place, DEFI, launch nfts. . Developed the user friendly front-end UI using react/nextjs and web3 integration using web3.js or ether.js, with increased customers up to 2 times as expected. . Integrated our data platform with the web3 stack (MetaMask, Hardhat, OpenZeppelin, Filecoin, Oracle Networks, multichain smart contracts, etc). . Built tools, platforms, and database integrations to turn a blockchain-secured data/analytics platform into a user-facing hosted cloud solution. . Developed and maintained blockchain software (including integrations, security & testing) in a performant, high-uptime environment. . Built products based on various wellestablished blockchain protocols (Ethereum, Polygon, and more)

Built restaurant management and hotel booking system Efficiently manage a large number of restaurant and hotel operations with our software solution, which includes features such as table management, inventory management, employee scheduling, online ordering, and booking management for hotel rooms. Technologies : PHP, Laravel, MySQL, Github Action Pipeline, AWS Flutter, Android, IOS

Built a create long-standing customer relationships by consistently delivering an incredibly delicious, convenient and nutritious product, perfectly suited for an active lifestyle. . Developed role-based apps for customer, delivery, store admin, and user, with multiple sign-in options, quick research functions, and social media sharing, resulting in a 2x increase in customer interest rates. . Integrated map navigation for real-time tracking and communication and PayPal for secure payment processing. . Developed advanced store management functionalities, multiple search and filtering options, and implemented Multiple Delivery Zones using Google Map API Geofencing technology. Technologies : C#, ASP.NET, Entity, Postgresql, Docker, Jest, AWS