Hamza Remmal
Research Assistant at Oracle
Lausanne, Vaud, Switzerland
Summary
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Rockstar🎓
Top SchoolHamza Remmal is a research-oriented software engineer and maintainer on the Scala language team with four years of experience building and improving compilers and type systems. Based in Lausanne, he contributes significant back-end work to the Scala 3 (Dotty) compiler—adding macro-annotation support, Java annotation integration, and fixes for existential types—while improving performance through targeted bug fixes. Currently a Research Assistant at Oracle after completing a Research Scholars MSc at EPFL, he blends deep academic training in computer engineering with hands-on open-source impact. He has also supported education at EPFL as a teaching assistant across multiple core CS courses, reflecting strong communication and mentorship skills. A quieter strength is his focus on language-level correctness and tooling, making him effective at bridging theory and production-grade compiler engineering.
4 years of coding experience
Baccalauréat scientifiques, Sciences mathématiques, Baccalauréat scientifiques, Sciences mathématiques at Ryad AlmaarifaMaster of Science, Computer Engineering, Master of Science, Computer Engineering at EPFL
French, Arabic, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (9)
macros10
type-system10
compiler-design10
scala10
functional-programming9
error-reporting9
code-generation8
java7
javas7
Programming languages (13)
Github contributions (5)
scala/scala3
Aug 2022 - Apr 2025
The Scala 3 compiler, also known as Dotty.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:326 reviews, 342 PRs, 199 pushes in 2 years 7 months
Contributions summary:Hamza primarily contributed to the Scala 3 compiler, also known as Dotty. Their work focused on implementing and improving features related to macro annotations, specifically adding missing symbols, supporting Java annotation, and integrating code generation. They were also involved in fixing issues related to type system, particularly the handling of existential types, and in enhancing the performance of the compiler by fixing various bugs.
compilerscala3scaladottyepfl
cs306-versus/versus-app
Feb 2023 - May 2024
Source Code of the Versus App
Contributions:71 reviews, 172 PRs, 400 pushes in 1 year 2 months
android-applicationepflstudents-project
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