Portfolio
A showcase of my projects, experiments, and technical work.
Firmachain v0.5.1-patch2: Shipping a Critical CometBFT Security Patch Safely
Firmachain v0.5.1-patch2 was a fast, safety-first response to CSA-2026-001, a critical CometBFT security disclosure affecting chains that rely on CometBFT consensus.
This post documents how we handled the patch window and shipped an upgrade that validators could apply safely without governance coordination or chain halts.
Hereby: AI-Powered Contract Management Platform
An AI-powered contract management platform for end-to-end contract workflows—preparation, review, execution, and post-signing operations—augmented with OCR + LLM/agent features. I contributed across product management and development (backend, AI) in Python.
Firmachain: Core Release v0.5.1
Core protocol and ecosystem work for Firmachain v0.5.1 release, focusing on stability enhancements, performance improvements, and bootstrapping the Firmachain Validator Advisory Board (FVAB).
Firmachain: Core Releases v0.4.0 & v0.5.0
Core protocol and ecosystem work for a Cosmos-based mainnet, including major releases v0.4.0 and v0.5.0, spanning engineering execution and ecosystem/business strategy.
GDAC Exchange: Anti-Money Laundering (AML) System
Built and upgraded AML-related exchange systems: ETL, data model changes, and integration of AML solution capabilities (KYC/RA/WLF/FDS) into the exchange environment.
GDAC Exchange: Cryptocurrency Market Surveillance
Developed a real-time monitoring system for suspicious virtual-asset transactions to comply with the Virtual Asset User Protection Act and the regulations/guidance of the FSS & FSC.
GDAC DeFi: DeFi-CeFi Fusion Trading
Developed a DeFi feature accessible from a centralized exchange, combining CeFi UX with DeFi execution, including external market data integration and smart contract work.
APISwap: DeFi Swap & Wrapped Token Project
Built and shipped a DeFi swap project with smart contracts and a web interface, plus a local testing environment for verification.
APIS Pay: Chatbot Wallet & Crypto Payments
A blockchain + chatbot-UI based mobile crypto payment system where I owned strategy/architecture and contributed to wallet & payment system development end-to-end.
APIS Platform 2.0 Web & Backend Modernization
Modernized APIS Platform with a better web interface and a more scalable backend infrastructure (Platform 2.0).
APIS Mainnet: EVM-Compatible Mainnet Launch Engineering
Contributed to APIS mainnet development and launch: smart contract implementation for chain-specific features, EVM compatibility validation, stress testing, and issue analysis through mainnet go-live.