Aviv Palivoda is a software engineer with 12 years of experience building reliable backend systems, currently at Google in the Tel-Aviv district. He has a strong open-source footprint, contributing to high-profile projects like urllib3, pytest, cryptography, and the RustPython interpreter—work that spans HTTP reliability, cryptographic primitives, testing robustness, and language runtime data structures. Aviv’s contributions show a focus on correctness and usability: he improved retry histories and backoff logic in urllib3, added asymmetric crypto conveniences and DH support in cryptography, and expanded set semantics in RustPython. His background includes roles at Amazon and R&D/service work in the Israel Defense Forces, and he holds an Engineer’s Degree in Electrical and Electronics Engineering from Technion. Colleagues would describe him as pragmatic and detail-oriented, skilled at turning subtle protocol and implementation gaps into well-tested, documented fixes. A less obvious strength is his habit of improving test coverage and documentation alongside core features, making his contributions durable and easy for others to adopt.
12 years of coding experience
6 years of employment as a software developer
Engineer’s Degree, Electrical and Electronics Engineering, Engineer’s Degree, Electrical and Electronics Engineering at Technion - Israel Institute of Technology
Contributions:723 commits, 243 PRs, 80 pushes in 1 year 5 months
Contributions summary:Aviv implemented and refined functionalities for Python's built-in `set` data structure within the RustPython interpreter. Their contributions included the addition of methods like `__ge__`, `__eq__`, `__gt__`, `__le__`, `__lt__`, `issubset`, `issuperset`, `symmetric_difference`, and `intersection` (and more). Furthermore, they optimized the code by refactoring and using a common utility function. These changes expanded the features and capabilities of the Python `set` implementation within the RustPython project.
cryptography is a package designed to expose cryptographic primitives and recipes to Python developers.
Role in this project:
Back-end Developer
Contributions:17 commits, 19 PRs, 132 comments in 1 year
Contributions summary:Aviv made significant contributions to the `cryptography` library by implementing new functionalities for asymmetric cryptography. Their work includes adding "one-shot" sign and verify methods for DSA and ECDSA, enhancing the usability of these cryptographic primitives. Additionally, the user integrated support for DH (Diffie-Hellman) key exchange and its serialization, including handling subgroup order (q) and X9.42 serialization. These changes improved the library's capabilities and security.
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