Laszlo focused on infrastructure reliability and error handling across two major repositories during this period. For bazelbuild/bazel, he enhanced JNI error diagnostics in C++ by embedding filename and line number information into exception messages, and corrected exception reporting in unix_jni.cc to use explicit error arguments, improving debugging accuracy. In the EngFlow/example repository, he stabilized the CI/CD pipeline by updating CI job configurations and aligning macOS runners with a new CI fleet, ensuring compatibility and reducing build failures. His work demonstrated depth in C++, CI/CD, and DevOps, addressing both code-level correctness and system-level maintainability within complex build environments.