During December 2024, Gcr focused on improving continuous integration reliability for the aws/aws-lc repository by addressing persistent StrongSwan integration test failures. Leveraging expertise in build systems, CI/CD, and shell scripting, Gcr enabled the DRBG option within the build configuration, directly resolving the cryptographic test instability. This targeted fix, delivered through a traceable commit, reduced CI flakiness and accelerated the feedback loop for cryptographic feature validation. By enhancing the robustness of the CI pipeline, Gcr contributed to more reliable development workflows for the aws/aws-lc project, demonstrating depth in diagnosing and resolving complex integration issues using shell and build automation tools.