Profile
Full-stack engineer specializing in prediction markets and blockchain protocol development. Building at the intersection of AI/LLM and decentralized finance — from semantic market matching with vector databases to autonomous oracle systems powered by collective AI decision-making. Deep expertise in DeFi liquidity design, including AMM mechanisms (CPAMM), cross-platform liquidity aggregation, and solving liquidity fragmentation across prediction markets. Tech lead with 11+ prizes across international hackathons including ETH Global (Tokyo, Singapore, Bangkok), Consensus Hong Kong, and web3 Global Hackathon. Selected for the National Institute of Informatics’ Experts in Information Science Program.
Education
- 2023 - 2025: National Institute of Technology, Ibaraki College, Department of Global Engineering, Information Technology
- 2024: Selected as 5th Generation Participant, Experts in Information Science Program, National Institute of Informatics (NII)
- 2023 - 2024: Inami-Kakeuchi Laboratory, Research Center for Advanced Science and Technology (RCAST), The University of Tokyo
- 2021 - 2023: Ecole 42 Tokyo Campus
Experience
- 2026 - Present: Freelance / Full-Stack Engineer
- Web2 and Web3 application development. End-to-end product delivery from architecture design to deployment.
- 2024 - 2025: D-Chain Inc. / R&D Director
- 2024 - 2025: Delphi Research / Director
- Crypto research and venture firm. Contributed to research and business development in the digital asset space.
- 2024: Clout Inc. / Director
- 2022 - 2023: CyberneX Inc. / Research Intern
- Startup developing earphone-type EEG (electroencephalogram) measurement devices. Backed by Yokogawa Electric. Worked on brain-computer interface research using the XHOLOS Sounds Ear device (600Hz sampling rate, JIS medical-grade EEG compliant) for real-time visualization of concentration, relaxation, drowsiness, fatigue, and stress.
Awards
- 2025: Tokyo Builders Arena (Sui × ONE Championship) / 1st Place — 24-hour hackathon at Pacific Hub Tokyo
- 2025: Polymarket Open Builders Program / Finalist — Selected from global applicants for the $2.5M+ grant program
- 2025: Trend Hack / 2nd Place — Superteam Japan, Solana Breakout
- 2025: Consensus Hong Kong 2025 / OriginTrail Track - 3rd Place — EasyA Hackathon, 67 projects, $400K+ prize pool
- 2024: ETH Global Bangkok / Blockscout Explorer Big Pool Prize & Mantle Best DeFi Project — 713 projects, $750K prize pool (largest in ETHGlobal history)
- 2024: ETH Global Singapore / WorldCoin Best Use of World ID 1st & AirDAO Prediction Market 1st — 309 submissions, $325K prize pool
- 2024: EY Strategy Student Rule Formation Contest / 3rd Place — ~100 teams, proposed “RadicalxChange in Libraries” using blockchain and quadratic voting
- 2023: web3 Global Hackathon 2023AW / web3 Foundation Winner & Mazda Excellence Award
- 2023: ETH Global Tokyo / Polygon Prize — First ETHGlobal in East Asia, 1500+ participants, 311 projects
- 2022: WRO Japan 2022 / 2nd Place
- 2019: RoboRAVE Kaga Japan / Robovate Category Winner
- 2019: Inno-vation (Ministry of Internal Affairs) / Nominate — Generation Award Division
Skills
- Blockchain/Web3: Solidity, Hardhat, Foundry, ERC20/ERC1155, AMM (CPAMM), Wagmi, RainbowKit, ethers.js, World ID, zkLogin
- Languages: TypeScript, Python, C, JavaScript, Swift, Solidity, Rust
- Frontend: React, Next.js, TailwindCSS
- Backend/Infra: Supabase, pgvector, Stripe, Docker, Git
- AI/ML: LLM embeddings, vector databases, semantic search, OpenAI API, scikit-learn, pandas, numpy
Languages
- Japanese (Native)
- English (Business level)