Matthias Schlaipfer
Applied Scientist III at Amazon Web Services (AWS)
Berlin, Germany
Summary
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Rockstar🎓
Top SchoolMatthias Schlaipfer is an Applied Scientist III at AWS Identity with 13 years of experience applying automated reasoning and programming language techniques to production-scale systems. He brings a rare mix of academic rigor and engineering pragmatism, having worked on compilers, build systems, databases, and proof transformations during a long research stint at TU Wien and internships at Microsoft Research. At AWS he leads work that scales formal verification to make services both agile and correct, and he has contributed to the prominent Dafny verifier/compiler ecosystem—improving attribute handling, code generation, and C# integration. Based in Berlin, Matthias blends deep verification expertise with hands-on backend development, often turning research ideas into regression-tested, production-ready tooling. Colleagues rely on him for complex compiler and verification workflows where correctness and performance must coexist.
12 years of coding experience
5 years of employment as a software developer
Vienna University of TechnologyDipl.-Ing., Computer Science, Dipl.-Ing., Computer Science at Technische Universität GrazComputer Science, Computer Science at Princeton University
Stackoverflow
520reputation
11kreached
15answers
4questions
Github Skills (14)
programming-language10
verification10
compiler-design10
attribute10
csharp10
dotnet-core10
testing9
satisfiability6
formal-verification6
artificial-intelligence6
dafny6
smt6
z36
scala6
Programming languages (12)
Github contributions (5)
dafny-lang/dafny
May 2019 - Sep 2021
Dafny is a verification-aware programming language
Role in this project:
Back-end Developer
Back-end DeveloperContributions:13 reviews, 26 commits, 18 PRs in 2 years 4 months
Contributions summary:Matthias primarily contributed to enhancing the Dafny compiler and its associated tools. Their work included adding and refining attribute functionalities, notably the `:extern` attribute, and copying attributes between class and trait methods. They addressed code generation and compilation issues, adding regression tests and fixing a matching loop problem within the DafnyPrelude.bpl file. Additionally, they made modifications to the C# compiler integration to improve file path handling.
compilerdafnyprogramming-languageverification
mschlaipfer/dotfiles
Feb 2015 - May 2019
Contributions:48 pushes in 4 years 4 months
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