My name is Roy Arai. I live in Ottawa, ON, Canada (EDT)

Experienced and accomplished Senior Full Stack Developer with over 7 years of experience in developing applications using Solidity, Rust, and other programming languages. Proven track record of designing, developing and deploying blockchain-based solutions for various industries including finance, healthcare, and supply chain management.

Habibi Finance

Web3 Fullstack Engineer

- Developed dashboard, account, staking, projects, academy, project cards pages.
- Developed ERC1155 NFT smart contract for Adealz cards
- Developed gift card smart contract and implemented web3 integration
- Developed staking smart contract - Developed launchpad smart contract and implemented web3 integration

Dopple Labs

Fullstack Engineer

- Created database and RESTful APIs for text-streaming and etc.
- Developed frontend and backend for Dopple+ waitlist users and implemented chats between various AI characters with edit and delete options.
- Integrated API, frontend components to make features similar to Telegram, including archiving chats, deleting chats, clearing history, pinning chats, and duplicating chats.
- Developed frontend and backend for creating multiple chat themes for user experience, voice captions, text-streaming messaging, and LLM activation.

Yay Network

Web3 Fullstack Engineer

- Developed and programmed GraphQL
- Designed and programmed staking leaderboard with tiers
- Developed smart contracts and implemented web3 integration for staking project

Ignite Intelligence

Frontend Engineer

- Designed UX/UI (Desktop + Tablet + Mobile)
- Developed frontend with Next.js 13 & MUI.
- Developed RESTful API to store submissions to google sheet from user.

Skrice Studios

Web3 Fullstack Engineer

- Developed landing page of https://mavia.com
- Designed and programmed smart contracts and Web3 integration with NFT minting, staking (earn free NFT rewards by soft-staking your Mavia Land NFTs) in Ethereum mainnet.
- Modularized frontend reusable components, UX/UI for Mavia Artwork Gallery.
- Developed telegram bot that provides analytics and tracking records for specific wallet addresses based on OpenAI.

Callisto Enterprise

Web3 Fullstack Engineer

- Built phases of bridge project: contract deployment, front-end development, and unit testing.
- Designed and developed bridge smart contract for deposit, claim, creating wrapped tokens, and security settings.
- Created website design and integrated web3 with bridge contracts.
- Developed frontend of dapp and landing page (wallet connection, bridge process)

Projects