Portfolio — Kether Chau
Architecting high-throughput backend systems, algorithmic trading bots, and scalable digital ecosystems across Web2 and Web3.
Designed and architected Lumos, a custodial perpetual trading bot that achieved $120M trading volume in just 2 months.
Led system analysis, modeling algorithmic trading strategies with PyTorch and XGBoost. Directed end-to-end implementation including Smart Contracts, FastAPI backends, and sub-100ms trade execution tuning.
Architected and launched Cabal.town, a lean social wallet with a monetization layer that rapidly acquired 60K Telegram group users.
Integrated TON blockchain capabilities, Web3 onboarding flows, and optimized NoSQL databases to handle high-velocity user scaling.
Spearheaded system design and architecture for a digital asset custody platform supporting tokenized securities on public blockchains, delivering enterprise-grade security and compliance for institutional clients.
Directed development using Hyperledger Besu, DAML, and Canton. Engineered microservices with Kotlin, Java, and Spring Boot using event-driven Kafka patterns for real-time settlement (sub-50ms confirmation).
Designed full system architecture for the Cronos native NFT marketplace, enabling seamless minting, trading, and royalty distribution.
Built real-time UI with React, integrated Solidity smart contracts, and engineered REST/WebSocket APIs using Kotlin + Spring Boot. Conducted core R&D on EVM execution and Cosmos SDK interoperability.
Developed the GOGOX Energy web portal, a B2B/B2C logistics platform enabling real-time delivery tracking and fleet optimization.
Built high-performance frontends with React.js and TypeScript. Engineered scalable backends with Node.js and Next.js deployed via Vercel and GCP Docker containers for zero-downtime under peak traffic.
Built and enhanced a secure merchant portal for NTT DATA's payment gateway platform in a fintech environment.
Developed responsive frontend interfaces using React, Redux, and Ant Design. Implemented robust backend services with Java and Spring Boot for payment processing and data sync.
Developed responsive, state-managed frontend interfaces using React, HTML5, and SCSS, delivering intuitive client portals for a company providing B2B cloud-based lighting and health IoT solutions.
Staffordshire University, UK
2019 — 2021
Hong Kong Shue Yan University
2011 — 2013
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