Qiang Zhang

Delivered the production implementations of the Cocos-BCX blockchain stack by writing and coordinating the mainnet client, transaction model and the project-specific virtual machine used to execute game asset logic. Those engineering deliveries determined gas models, transaction throughput limits and the concrete APIs developers used to create non-fungible and fungible on-chain assets, influencing both on-chain fee dynamics and asset lifecycle behaviors. Built and released the official SDKs and tooling integrations between the Cocos game engine and the blockchain runtime, including asset minting libraries and wallet interaction modules. These software products reduced integration friction for studios, directly increasing the number of active on-chain contracts and the velocity of COCOS within gaming economies. Managed protocol upgrades and coordinated validator releases, authorising hard forks and parameter changes that affected staking, block rewards and consensus parameters. Those operational actions produced measurable changes in token issuance timing and validator economics, which in turn altered staking patterns and market supply expectations. Participated in security audits and coordinated third-party code reviews, remediating vulnerabilities in smart contract templates used by game developers. The applied fixes and audit-driven changes prevented exploit scenarios that could have led to token losses and reputational damage, thereby protecting liquidity and user confidence in the token's practical usage.