Senior Distributed Systems & Smart Contract Engineer · O2S Systems Lab (Singapore)
- Smart Contracts & Settlement Protocols: Rust / Soroban (Stellar), Solidity / Foundry (EVM), deterministic escrow state machines, and cryptographic verification (
secp256k1/ed25519/ EIP-712). - Protocol Security & Formal Invariants: Static invariant verification, local-fork exploit reproduction, and automated fuzzing harnesses.
- Cloud & Infrastructure Benchmarks: High-throughput Node.js/TypeScript & Rust services, verifiable open-data registries, and micropayment APIs.
- Soroban Payment & Escrow State Machines: Dispute window invariants, atomic escrow transitions, and ledger timestamp boundary verification.
- Infrastructure & Cloud Credit Registry Analysis: https://o2splatform-cmyk.github.io