Sergio Campamá is a CTO and seasoned software leader with 15 years of experience building and scaling developer-focused tooling and mobile platforms across companies like Google, Apple, Copilot and now Meta Food Chile. He combines deep backend and build-system expertise—demonstrated by substantive open-source contributions to high-profile projects such as Bazel, Swift’s llbuild, and Protocol Buffers—with hands-on mobile engineering for Apple platforms. Sergio has repeatedly improved build automation, test infrastructure and cross-platform support (iOS/tvOS/macOS) to keep large codebases working on new Xcode and toolchain releases. He brings an engineer-first leadership style that bridges R&D, release engineering and product delivery, having led Apple platform efforts at Copilot and shipped tooling improvements at Google. Based in Santiago, Chile, he pairs an MSc in Electrical Engineering with practical startup experience as a co-founder, giving him both research rigor and entrepreneurial instincts. A detail-oriented problem solver, he often focuses on the under-the-hood reliability work—process execution, dependency handling and CI resilience—that keeps complex systems shipping.
14 years of coding experience
11 years of employment as a software developer
MSc. Electrical Engineering, MSc. Electrical Engineering at Pontificia Universidad Católica de Chile
Contributions:8 releases, 471 commits, 197 PRs in 2 years 6 months
Contributions summary:Sergio primarily contributed to the build process and runtime aspects of the iOS build system, adding support for Xcode 10, the inclusion of Swift libraries, and managing resource handling for TVOS and iOS extensions. They also added enhancements such as including Swift stdlib files when creating bundles for device, handling the generation and propagation of debug symbols in the experimental bundling logic. These changes significantly improved the build process by adding a system to manage and optimize the code. Additionally, the user improved testing capabilities by adding additional test types, such as UI and unit tests.
Contains common infrastructural code for both SwiftPM and llbuild.
Role in this project:
Back-end Developer
Contributions:2 releases, 13 reviews, 10 commits in 11 months
Contributions summary:Sergio primarily focused on enhancing the `Process` class within the `TSCBasic` module, which supports Swift tools. Their contributions include adding features like `workingDirectory` support on macOS and Linux, the ability to redirect stderr to stdout, and the implementation of a `stdin` stream. These changes improve the flexibility and functionality of process execution within the Swift tools ecosystem, specifically by adding a method to set the directory in which to run the processes and streamlining output management.
infrastructuralllbuildswiftpm
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Sergio Campamá - Chief Technology Officer at Meta Food Chile