Pacy

Full Stack Engineer

Tokyo, Japan

LinkedInX
LP

About

Born in Kitakyushu, lived in Kansai and Thailand before moving to Tokyo. A fan of anime and Vtubers, and passionate about creating the future of subculture. Currently working on front-end development with Nuxt.js/Next.js, server-side development with TypeScript/Go/Python, and smart contract development with Solidity.

Experience

Kobe University
Student

2014 - 2018

Faculty of Economics

Specialized in economic growth theory in macroeconomics. Engaged in empirical analysis and statistical approaches using Python's scikit-learn alongside theoretical analysis.

Donuts Bangkok Branch
Intern

2018 - 2018

Full Stack Engineer

Interned as a full-stack engineer mainly using Ruby. Worked as the person in charge of front-end, back-end, and infrastructure for web applications.

Fringe81 Co., Ltd.

2019 - 2021

Front-end Engineer → Back-end/Infrastructure Engineer

Maintained and developed new features for an HRTech business front-end with ARR in the millions of dollors using Elm. After transferring to the advertising business, took charge of the log aggregation infrastructure for a Docomo distribution system with an annual transaction volume of tens of millions of dollors, maintaining and developing new features in Scala for server-side/infrastructure.

CryptoGames.inc

2021 - Present

Full Stack Engineer → NFT Business Development Lead → CTO

Developed NFTStudio and broadcasted by TV. Developed GameFi using Astar's first Dapp Staking, AstarFarm contract. Participated in the development of the Oasys chain from the early stages and launched OasysHub. Later, as CTO, handled crisis management, long-term strategy planning, company-wide quality improvement, and technology selection.

Education

Kobe University, Faculty of Economics

2014 - 2018
Bachelor of Economics

Skills

Ruby
Elm
Scala
Nuxt.js
Next.js
TypeScript
Go
Python
Solidity
AWS

Projects

AstarFarm

The first Dapp Staking contract on the Astar chain, a Wrapper Dapp for a GameFi project with a TVL of 5 million dollor. Featured on Debunk.

Smart Contract Development Lead
Nuxt.js
JavaScript
Solidity
AWS

OasysHub

Participated in the development of the game-specific domestic blockchain Oasys from the early stages, leading the development of the staking site front-end.

Front-end Development Lead
Next.js
TypeScript
Solidity
Vercel

MashiroAI NFT

In October 2022, at the start of the generative AI boom, developed a 1024-piece NFT project in two weeks using NovelAI. Collaborated with Neo Tokyo Punks for the NFT, Neo Tokyo Punks Memory, selling out all 2222 pieces.

Solo Developer
Next.js
TypeScript
Solidity
Vercel

Oas Jumbo!

Contract development for Buncha Inc. Wrapped the Oasys chain's Precompiled Staking contract in a DApp that awards lottery NFTs through staking. Reached a TVL of 2 million dollor within 10 days of launch.

Smart Contract Development Lead
Next.js
TypeScript
Solidity
Foundry
AWS

PSYCHO-PASS.ai

An NFT x AI game project based on the anime PSYCHO-PASS. Purchasing a Dominator NFT allows you to play a hue diagnosis game, with the results reflected in your NFT. Playing the game earns hue points, which can be used to spin the NFT gacha.

Tech Lead
Next.js
TypeScript
Python
AWS