Pierlauro Sciarelli
Computer Scientist at mongodb
Barcelona, Catalonia, Spain
Summary
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RockstarPierlauro Sciarelli is a computer scientist based in Barcelona with 12 years of hands-on experience building and modernizing backend systems. He has contributed significantly to the widely used h5py project, refactoring code to support newer HDF5 versions, improving API versioning and memory management, and strengthening test coverage. Comfortable working deep in system-level Python libraries, he focuses on pragmatic compatibility and performance improvements that help scientific and data-heavy applications scale. His work demonstrates a balance of careful engineering discipline and practical feature delivery, from API design to low-level resource handling. Colleagues would describe him as a detail-oriented engineer who prefers sustainable, backward-compatible changes over quick fixes. He brings a researcher’s mindset to production problems, translating complex data-format challenges into maintainable code.
11 years of coding experience
Stackoverflow
176reputation
14kreached
8answers
0questions
Github Skills (16)
hdf10
python10
cython10
apidoc9
api9
backward-compatibility9
testing8
git6
html6
version-control6
beautifulsoup6
php6
javascript6
phpmyadmin6
regex6
Programming languages (9)
Github contributions (5)
h5py/h5py
Sep 2019 - Jan 2020
HDF5 for Python -- The h5py package is a Pythonic interface to the HDF5 binary data format.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:33 commits, 3 PRs, 14 comments in 3 months
Contributions summary:Pierlauro primarily focused on updating and refactoring the h5py library to align with newer HDF5 versions, including function name updates and backwards compatibility. They implemented new features for API function versions, such as min-max capabilities, and added configurations for versioning, including VOL_MIN_HDF5_VERSION. Additionally, the user addressed memory management and included test enhancements.
h5pybinary-datapythondata-formathdf5
bsc-dom/javaclay
Oct 2019 - Mar 2020
dataClay Java codebase
Contributions:29 commits, 7 PRs, 22 pushes in 5 months
javacodebasejdbc
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