Innovative Full Stack Blockchain Developer with expertise in DApp development, smart contract engineering, and GenAI integration. Adept at building end-to-end blockchain solutions using Ethereum, Solana, and Web3.js, combined with frontend frameworks (React, Next) and backend technologies (Node.js, Python). Proven experience in AI-driven blockchain optimization, leveraging generative models for smart contract auditing, anomaly detection, and automated code generation. Specialized in cryptographic security, distributed systems, and cross-platform interoperability, with a focus on DeFi protocols and NFT ecosystems. Proficient in leveraging advanced AI techniques, including LLMs, transformer architectures, and RAG, to drive business value.
Experience: 5 years
Yearly salary: $100,000
Hourly rate: $70
Nationality: 🇯🇵 Japan
Residency: 🇺🇸 United States
Experience
Full Stack & GenAI Engineer (remote, part time)
Kommunitas.net 2024 - 2025
Integrated AWS Bedrock into a Gen AI-based chatbots using a fine-tuned Llama 2/3 model, providing real-time support for AI Agent Trading Platform. Designed and implemented RAG architecture leveraging Pinecone for real-time vector similarity searches to enhance the accuracy of generated responses. Optimized NLP pipelines using Python frameworks including NLTK, SpaCy, and Hugging Face Transformers, achieving 95% accuracy in textual data analysis through advanced tokenization and entity recognition techniques. Architected Kommunitas' official Telegram bot with multi-wallet management capabilities, streamlining user interactions for staking, launchpad participation, and governance voting–serving 250,000+ monthly active users. Launched Hyperliquid Fair Launchpad integrating Telegram bot interface with on-chain execution, reducing meme coin deployment time by 70% while implementing advanced trading tools for $15M+ monthly transaction volume. Developed AI Agent Trading Platform leveraging Uniswap V3 liquidity pools, generating 12% monthly ROI through arbitrage algorithms and native token-based transaction systems.
CTO
ThreeProtocol 2024 - 2025
-Architected and developed the backend infrastructure for Jobs3.io, a decentralized job platform for the Web3 and blockchain industry, using ExpressJS and NextJS ContextAPI. - Implemented smart contract integration with Solana blockchain, enabling secure and transparent job postings, applications, and payments. - Designed and built RESTful APIs to facilitate seamless communication between the frontend and backend, as well as integration with various blockchain networks. - Developed a custom recommendation engine using machine learning algorithms to match job seekers with relevant opportunities based on their skills and experience in the Web3 space. - Created a robust user authentication and authorization system, incorporating Web3 wallets(Phantom and Solflare) for secure and decentralized identity management, integrated with three pay which is a service offered by the mobile network provider Three, allowing users to pay for online content using their monthly bill or Pay As You Go credit. - Implemented efficient data indexing and querying mechanisms to handle high volumes of job listings and user profiles, resulting in sub-second search response times. - Integrated AI-powered assistants to help users create job descriptions, evaluate candidates, and navigate the hiring process within the Web3 ecosystem. Led a team of 2 blockchain developers, 2 backend developers, 2 designers and 2 frontend developers, coordinating sprints, conducting code reviews, and ensuring adherence to best practices in blockchain and Web3 development. - Implemented comprehensive testing strategies, including unit tests and integration tests, to ensure the reliability and security of the platform's blockchain interactions
Founding Engineer
Masma 2023 - 2024
Spearheaded the end-to-end development of Masma, a decentralized financial Super App for cryptocurrency users, delivering a unified platform for smart trading, fiat on/off ramp, and wallet management—distinct from traditional banking solutions. Architected and implemented a robust Smart Exchange interface using TypeScript, Next.js, MUI, and Uniswap V3 with Smart Router, seamlessly integrating CMC, CoinGecko, and 0x APIs for real-time asset data and liquidity aggregation. Designed and deployed scalable backend infrastructure leveraging Golang, Fiber, Redis (caching), Gorm (ORM), Air (live reloading), Zap (structured logging), and Docker for containerization; led database schema design and optimization for high performance and security. Developed and audited Ethereum smart contracts for smart wallets, incorporating Account Abstraction (ERC-4337), Metakeep integration, and advanced security features using Solidity. Championed Agile development practices as a founding engineer, facilitating cross-functional collaboration via Slack, Jira, and Google Meet, and mentoring junior engineers to drive rapid product iteration and delivery. Oversaw end-to-end product lifecycle, including architecture decisions, code reviews, CI/CD pipeline setup, and deployment automation, ensuring scalability, reliability, and compliance with Web3 best practices.
Lead Blockchain Full Stack Developer (remote)
Escape Velocity (EV3) 2023 - 2025
Led code review processes and managed PR to ensure code quality, adherence to best practices, and timely project delivery. Acted as a technical advisor for crypto-related projects, monitoring developer progress and providing strategic guidance on blockchain integrations. Designed and launched the initial version of a DePIN project analytics platform, leveraging GraphQL, Apollo, Dune Analytics, cron job scheduling, Redis caching, MonoRepo architecture, and Atomic Design principles. Built strong relationships with industry leaders to inform product development. Architected and developed a second-generation analytics website using NestJS, Prisma, PostgreSQL, Turbo, Next.js 14, and Docker, implementing advanced on-chain queries for real-time revenue and active nodes tracking across DePIN projects. Enhanced system scalability, performance, and reliability through effective use of caching, modular codebase structure, and automated deployment pipelines. Collaborated within an Agile team environment, utilizing Slack for daily communication, Jira for project management, and Google Meet for virtual collaboration, ensuring alignment and transparency across all stakeholders.
Full Stack Developer
Millebrains LLC 2019 - 2023
Orchestrated integration of 10+ generative AI APIs, such as Leonardo.ai and Stability.ai, to develop a multimedia generation platform; optimized workflow, reducing production time by 50% and enhancing content quality. Managed the development of a scaled application interface that integrated 15 external APIs in 3 weeks, resulting in an 80% increase in sales performance and a 40% rise in customer retention rates. Architected and established 30+ systems by translating intricate designs into high-quality code using React.js, Angular.js, Next.js, and other technologies; enhanced user experience, resulting in a 50% boost in customer engagement metrics. Designed and implemented 70+ reusable UI components across sixteen distinct projects, thereby decreasing development efforts by 30%. Implemented software design principles and best practices resulting in a 25% reduction in software defects.
Skills
bitcoin
mobile-designer
nextjs
node
project-manager
python
react
rust
solidity
tailwind
tokenization
typescript
web3
solana