Sigurd Meldgaard
Software Engineer at Google
Middle Jutland, Denmark
Summary
🤩
Rockstar🎓
Top SchoolSigurd Meldgaard is a software engineer with 12 years of experience focused on the Dart and Flutter ecosystem, currently developing compiler, language, tooling and plugin infrastructure at Google. He brings deep backend expertise in package management and developer tooling—contributions include adding Pub support to Dependabot, enhancing the pub command-line, and hardening the Dart SDK’s networking and type handling. Sigurd has influenced both tooling and runtime layers across high-profile projects such as flutter, dart-lang/sdk, grpc-dart and pub.dev, evidencing work that spans build systems, package auth/management and engine-level integrations. His background as a PhD in Computer Science gives him a rigorous approach to language and tooling design, paired with practical experience shipping cross-platform plugins and engine improvements for mobile. Based in Middle Jutland, Denmark, he combines research-grade attention to correctness with pragmatic fixes that improve developer experience and production reliability. One less obvious strength is his knack for bridging CLI/back-end systems with platform-specific engine and plugin code, making him effective at end-to-end platform improvements.
12 years of coding experience
Doctor of Philosophy - PhD, Computer Science, Doctor of Philosophy - PhD, Computer Science at Aarhus University
Stackoverflow
71reputation
1kreached
2answers
0questions
Github Skills (50)
dependency-management10
ios10
develop10
back-end-development10
apidoc10
package-management10
flutter-apps10
testing10
rspec10
http10
build-system10
ruby10
media-playback10
api10
sdk10
Programming languages (9)
Github contributions (5)
dart-lang/pub
Jan 2019 - Jan 2023
The pub command line tool
Role in this project:
Back-end Developer
Back-end DeveloperContributions:683 reviews, 326 commits, 1163 PRs in 4 years
Contributions summary:Sigurd primarily focused on implementing and refining functionality for the `pub` command-line tool. Their work involved adding features such as a "logout" command, improving dependency handling, and addressing code formatting issues. They also contributed to the package's overall structure by adding new command runners, and improving tooling for testing.
fluttercommand-line-tooldartpackage-manager
google/protobuf.dart
Jul 2018 - Mar 2022
Runtime library for Dart protobufs
Role in this project:Backend Developer
Backend DeveloperContributions:171 reviews, 67 commits, 140 PRs in 3 years 8 months
Contributions summary:Sigurd primarily focused on improving the protobuf library for Dart. Their contributions involved fixing issues related to the `CodedBufferWriter`, addressing review comments to improve code quality, and implementing support for the `Any` type. They also introduced the use of golden files for testing code generation and integrated changes to support the import of protobuf with prefixes. Additionally, the user added code to support 29-bit tag numbers.
protobufruntimedartprotobufsruntime-library
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