Marlene
Developer Advocate
London, England, United Kingdom
Summary
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RockstarMarlene Mhangami is a Senior Developer Advocate at Microsoft with six years of experience bridging developer communities and scalable software engineering. She combines hands-on Python engineering—contributing backend features and bug fixes to high-profile projects like rapidsai/cudf, a GPU DataFrame library—with public-facing advocacy and curriculum work. Previously at NVIDIA and Voltron Data, and as a long-time PSF leader and founder of a nonprofit teaching girls to code, she blends machine-learning-informed technical depth with inclusive community building. As Director and Chair of ACM’s Practitioner Board she advises on product and engagement strategy, demonstrating a rare mix of open-source contribution, developer education, and organizational leadership.
6 years of coding experience
Github Skills (10)
pandas10
cudf10
python10
dataframe9
cprogramming-language9
c-language9
cuda9
dataframes9
parquet8
data-analysis7
Programming languages (13)
Github contributions (5)
NVIDIA/cudf
Sep 2020 - Jul 2022
cuDF - GPU DataFrame Library
Role in this project:
Back-end Developer
Back-end DeveloperContributions:269 reviews, 13 commits, 18 PRs in 1 year 10 months
Contributions summary:Marlene primarily contributed to the cuDF library, focusing on enhancing data manipulation functionalities. Their work involved implementing new methods, such as `map` for Series, and incorporating features like the `join` parameter in `concat`. They also addressed bug fixes related to reading Parquet files for empty DataFrames, handling the `acos` function with proper dtypes, and adding the `isocalendar` API. The user also worked on adding the `cut` method.
cudfdataframegpurapidsarrow
marlenezw/marlenezw
Apr 2022 - Nov 2022
Contributions:29 commits, 2 PRs, 27 pushes in 7 months
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