Harness CI significantly enhances Bazel builds by integrating automatic remote caching and Build Intelligence, which reduces build times by up to four times without requiring manual configuration. As projects grow in size, build times can become a bottleneck, even with efficient tools like Bazel that are known for handling large codebases effectively. Harness CI optimizes Bazel's performance by automatically managing the configuration of remote caches, ensuring that only necessary tasks are executed and unchanged files are reused, thus minimizing redundant tasks and optimizing resource usage. A benchmarking comparison highlights that Harness CI delivers faster builds compared to GitHub Actions by leveraging enhanced caching mechanisms. This integration allows developers to focus more on delivering quality code and less on waiting for builds, making it an appealing choice for those looking to optimize their Bazel build processes. Dewan Ahmed, a Principal Developer Advocate at Harness, has extensive experience addressing DevOps challenges and advocates for open-source technology, while also supporting underrepresented groups in tech through career coaching.