János Kukovecz
Senior Python Developer at ONEKEY
Budapest, Hungary
Summary
🤩
Rockstar🎓
Top SchoolJános Kukovecz is a Senior Python Developer based in Budapest with 11 years of experience building and scaling back-end systems for security and telecom domains. He has led test automation and framework development at Nokia, improved deployment and observability practices at Sophos, and now contributes to ONEKEY’s backend platform. A pragmatic engineer, he blends hands-on Python development with operational expertise in containerization, CI/CD, and monitoring to enable zero-downtime upgrades for high-demand services. His open-source work on unblob demonstrates attention to robustness and diagnosability—adding structured logging, verbose CLI debugging, and edge-case handling to improve reliability.
10 years of coding experience
8 years of employment as a software developer
Bachelor's Degree, Software Engineering, Bachelor's Degree, Software Engineering at Eötvös Loránd University
Hungarian, English
Github Skills (10)
logging10
filesystem10
python10
cli10
extraction8
compression8
archived8
archives8
archiving8
testing7
Programming languages (5)
Github contributions (5)
onekey-sec/unblob
Nov 2021 - Sep 2022
Extract files from any kind of container formats
Role in this project:
Back-end Developer
Back-end DeveloperContributions:178 reviews, 132 commits, 66 PRs in 10 months
Contributions summary:János primarily contributed to the project by implementing new logging capabilities using structlog, enhancing the project's debugging and monitoring capabilities. They also fixed errors in the enumerate calls, added verbose CLI options to enable DEBUG logs, and improved the project's structure by incorporating a processing class. Additionally, they added code for handling edge cases such as invalid input formats and encryption, making the project more robust.
containersextractionpythoncompressiondocker
kukovecz/cpython
Jul 2023 - Mar 2025
The Python programming language
Contributions:9 pushes, 4 branches in 1 year 7 months
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