Reiner Pope
Founder And CEO at MatX
Mountain View, California, United States
Summary
👤
Senior🎓
Top SchoolReiner Pope is a founder and CEO with 17 years of software engineering experience, currently building custom silicon for large language models at MatX in Mountain View. Previously a Senior Staff Software Engineer at Google Research, he architected and optimized massive Transformer training (including PaLM), drove parallelism and partitioning design, and informed hardware choices that yielded substantial performance gains. His background spans hardware architecture, compilers, and high-scale ML systems—he led compiler kernels for ML chips and improved Sibyl pipelines with multi-million dollar optimizations. An active contributor to the GHC project, he has deep Haskell expertise demonstrated by Template Haskell work and tests that improved compiler features. Trained as a mathematician at ANU, he combines rigorous analytical skills with hands-on system design, often tackling the subtle intersection of ML research and hardware-software co-design.
17 years of coding experience
10 years of employment as a software developer
Australian National University
Github Skills (5)
template-haskell10
haskell10
compiler-development10
language-extensions9
testing8
Programming languages (10)
Github contributions (5)
ghc/ghc
Oct 2010 - Mar 2018
Mirror of the Glasgow Haskell Compiler. Please submit issues and patches to GHC's Gitlab instance (https://gitlab.haskell.org/ghc/ghc). First time contributors are encouraged to get started with the newcomers info (https://gitlab.haskell.org/ghc/ghc/wikis/contributing).
Role in this project:
Back-end Developer
Back-end DeveloperContributions:12 commits in 7 years 6 months
Contributions summary:Reiner primarily contributed to the development of Template Haskell features within the Glasgow Haskell Compiler (GHC) project. Their work involved implementing view patterns and resolving related issues, as evidenced by code changes in `template-haskell` and the `compiler` directories. The user added test cases to validate the functionality of the new features, ensuring the correct implementation of unresolved infix expressions and patterns. These contributions directly improved the capabilities of the compiler's Template Haskell module.
ghcget-startednewcomershaskellcabal
reinerp/indexed
Mar 2012 - Sep 2016
Haskell98 indexed functors, monads, comonads
Contributions:11 commits, 1 PR, 6 pushes in 4 years 7 months
indexedfunctional-programminghaskellmonadsfunctors
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