Tristan focused on backend reliability and maintainability across two repositories, redpanda-data/connect and CycloneDX/cdxgen. In redpanda-data/connect, he upgraded the dgraph-io/ristretto cache library to v2.0.0, resolving generics compatibility issues by updating imports and cache configuration, which eliminated runtime type errors and improved cache stability. For CycloneDX/cdxgen, Tristan enhanced Go.mod parsing by normalizing whitespace, ensuring that even unformatted but valid files were parsed correctly, thus stabilizing module resolution. His work primarily involved Go and JavaScript, with a strong emphasis on caching, code parsing, and dependency management, demonstrating careful attention to code quality and long-term maintainability.