Sergi worked on automation and validation improvements across Grafana’s plugin ecosystem, focusing on CI/CD reliability and error handling. For grafana/levitate, Sergi enhanced release workflows by implementing secure, automated npm version bumps and correcting GitHub release tagging logic, using Go, Shell, and GitHub Actions to ensure traceable, policy-compliant commits. In grafana/plugin-validator, Sergi addressed API integration challenges by refining broken link analysis to handle GitHub’s 429 rate limits, preventing false positives and improving validator accuracy. The work demonstrated a thoughtful approach to backend development and secrets management, delivering targeted, maintainable solutions that improved both developer experience and release governance.