Arsen Losenko
Senior Software Engineer at N-iX
Ukraine
Summary
🤩
Rockstar🎓
Top SchoolArsen Losenko is a Senior Software Engineer from Ukraine with nine years of experience building reliable web backends and SPAs, specializing in Python, Django, Django REST Framework, Vue.js, PostgreSQL and Docker. He has delivered production integrations and quality improvements at companies like EPAM, GlobalLogic and N-iX, and contributed backend and test automation work to the popular open-source Airbyte project—improving connector robustness for Google Analytics, File and Pinterest sources. Comfortable working solo or in teams, he pairs hands-on engineering with a research-oriented mindset supported by a Master’s and ongoing PhD work in Information Systems and Technologies. Known for pragmatic refactoring, test-first development and attention to edge cases (e.g., Unicode and type parsing), he also brings operational experience from early roles in server administration and automation.
10 years of coding experience
7 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Vinnic'kij Nacional'nij Tehnicnij UniversitetDoctor of Philosophy - PhD, Information Systems and Technologies, Doctor of Philosophy - PhD, Information Systems and Technologies at Vinnytsia National Technical University
Github Skills (10)
python10
data-integration10
google-analytics9
data-engineering9
file-handling9
etl8
mysql5
postgresql5
javas4
java4
Programming languages (7)
Github contributions (5)
airbytehq/airbyte
May 2022 - Jan 2023
Open-source data movement for ELT pipelines and AI agents — from APIs, databases & files to warehouses, lakes, and AI applications. Both self-hosted and Cloud.
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:224 reviews, 65 commits, 354 PRs in 8 months
Contributions summary:Arsen primarily contributed to improving the quality and functionality of data integration connectors, specifically focusing on Google Analytics, File, and Pinterest. They implemented changes to handle data type specifications, test coverage, and parsing. Their work included adding tests, refactoring code, and ensuring proper data handling with specific attention to features like UnicodeDecodeError and integer conversions.
aiai-agentdatabasedatabaseselt
arsenlosenko/my.vimrc
Oct 2017 - May 2020
Contributions:101 pushes, 1 branch in 2 years 7 months
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