Worked on the anza-xyz/agave and firedancer-io/agave repositories, focusing on backend and blockchain development using Rust. Delivered stability and performance improvements to the consensus stack, including modernizing delta-timing and timeout logic, refining standstill handling, and optimizing event-driven workflows. Enhanced consensus integrity by updating notarization processes and strengthening Merkle data validation, while also improving blockstore reliability to reduce failure risks during block retrieval. Addressed concurrency and network programming challenges through targeted bug fixes and code refactoring, such as removing unnecessary clones and clarifying block creation semantics. The work emphasized robust system design, maintainability, and reliability across distributed blockchain components.