Andrii Borysenko is a pragmatic senior .NET software engineer with eight years of experience building secure, high-availability systems across security, fintech, education, and restaurant domains. He specializes in backend microservices, cloud migrations (Azure and AWS), CI/CD pipelines and cross-platform apps (WPF, Xamarin), and has run 24/7 incident support for global payment integrations. Andrii contributes to notable open-source projects like Nextcloud, improving server functionality and documentation—evidence of his attention to deployability and developer experience. He mentors newcomers, leads code reviews, and thrives in multicultural teams across more than a dozen countries. An avid runner and Muay Thai practitioner who’s visited 24 countries, he brings the discipline of endurance sports to long-term, impact-driven projects.
8 years of coding experience
6 years of employment as a software developer
Bachelor's degree Athletic Training/Trainer, Bachelor's degree Athletic Training/Trainer at National University of Physical Training and Sports, Kyiv
Military Intelligence General, Military Intelligence General at Kyiv Military Lyceum
Computer Software Engineering, Computer Software Engineering at IT STEP
Contributions:11 reviews, 14 PRs, 13 pushes in 1 year 10 months
Contributions summary:Andrii primarily contributed to the Nextcloud documentation repository. Their work involved adding, modifying, and fixing links within the documentation. They updated the documentation on the application upgrade guide, and the release schedule by moving content between the two and also adding new events. Additionally, they documented features like declarative settings, and advanced deploy options.
☁️ Nextcloud server, a safe home for all your data
Role in this project:
Back-end & DevOps Engineer
Contributions:59 reviews, 16 PRs, 67 pushes in 1 year 11 months
Contributions summary:Andrii contributed to the Nextcloud server by implementing and modifying back-end code, including PHP files and interfaces. They introduced a new interface related to speech-to-text providers and refactored existing code. The user also worked on CI/CD and build processes, making changes to the settings controller and addressing eslint errors. The contributions indicate a focus on improving server functionality and maintainability, especially in the context of app integration and deployment.
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