Manuel Klimek
Principal Engineer at Google
Greater Munich Metropolitan Area Germany
Summary
🤩
Rockstar🎓
Top SchoolManuel Klimek is a Principal Engineer based in the Greater Munich area with 15 years of experience designing and implementing object-oriented systems and driving architecture at scale. At Google he progressed from software engineer to director and now principal, blending hands-on C++ and build-system expertise with leadership of large engineering efforts. He is language-agnostic in practice and an active open-source contributor to heavyweight projects like Bazel and Clang, where his work improved C++ compilation, header processing, and tooling such as clang-format and clang-rename. Manuel is skilled in design patterns and eXtreme Programming, and he brings a pragmatic focus on build performance and compiler correctness that often surfaces in infrastructure-level optimizations. Colleagues rely on him for deep technical reviews and for turning subtle compiler and build-system challenges into robust, maintainable solutions.
15 years of coding experience
22 years of employment as a software developer
Gymnasium NeutraublingDiplom Computer Science, Diplom Computer Science at Universität Passau
Github Skills (15)
tooling10
code-generation10
c-language10
compiler-design10
build-system10
develop10
cprogramming-language10
development-tools10
developer-tools10
bazel10
testing10
template-metaprogramming9
json8
xml8
build-automation8
Programming languages (13)
Github contributions (5)
llvm-mirror/clang-tools-extra
Nov 2012 - May 2018
Mirror kept for legacy. Moved to https://github.com/llvm/llvm-project
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:52 commits in 5 years 7 months
Contributions summary:Manuel contributed to the Clang tools suite, specifically focusing on the `clang-tools-extra` repository. Their work centered on enhancing and maintaining the `clang-format` tool, implementing features like XML output, multiple range support, and JSON output for replacements. The user also contributed to the `clang-rename` tool, developing its initial version. Additionally, the user addressed testing and bug fixes within the clang-tools suite.
llvmstatic-analysisrefactoringreformat
llvm-mirror/clang
Apr 2011 - Apr 2018
Mirror kept for legacy. Moved to https://github.com/llvm/llvm-project
Role in this project:Back-end Developer
Back-end DeveloperContributions:397 commits in 7 years 1 month
Contributions summary:Manuel's contributions primarily revolved around enhancing the Clang compiler's functionality. They implemented a thisExpr matcher and added functionality to run ASTMatchFinder over arbitrary AST nodes. Furthermore, they integrated features like custom matchers to improve the library and improved the library's handling of preprocessor branches and various features.
llvmcompilerc-plus-pluscobjective-c
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