During January 2025, Piguagua focused on improving documentation quality and code maintainability across multiple repositories, including ethereum/solidity, grafana/prometheus, and NethermindEth/juno. They enhanced clarity by correcting naming inconsistencies and refining comments, which reduced onboarding time and minimized future review cycles. In juno, Piguagua refactored the AnyOf utility using Go’s slices.Contains, simplifying logic while preserving behavior. They also addressed documentation bugs in prometheus and optimism-espresso-integration, aligning function references for accuracy. Working primarily with Go, C++, and Markdown, Piguagua demonstrated strong skills in code review, refactoring, and backend development, delivering thoughtful improvements without introducing functional changes.