Andrii Leitsius
Head Of Engineering at SQUAD
Lviv, Lviv Oblast, Ukraine
Summary
🤩
Rockstar🎓
Top SchoolAndrii Leitsius is a Head of Engineering based in Lviv with 11 years’ experience building high‑load systems and AI-adjacent platforms, specializing in data flows, annotation tooling, and platform engineering. He progressed from core software engineer to leading and scaling teams at Quintagroup, Ring Ukraine, and SQUAD, often combining hands-on design of architectures with hiring and process improvements. Notable work includes leading development of the Prozorro.Sale e-auction system and designing a data annotation platform for research/AI use at Ring. He brings a mathematician’s rigor from a degree in Mathematics and Statistics to practical system design, emphasizing clear domain ownership and knowledge sharing. Colleagues know him for turning existing tools into evolving platforms and growing engineering capability in fast-moving, high‑impact projects.
11 years of coding experience
5 years of employment as a software developer
Bachelor's degree Mathematics and Statistics, Bachelor's degree Mathematics and Statistics at Ivan Franko National University of Lviv
Ukrainian, English
Github Skills (108)
python10
google-analytics10
menu10
command-line-tool10
swiftui10
charts10
statistics10
desktop-application10
api10
swift10
auction10
application10
cli10
google-meet10
finder10
Programming languages (12)
Github contributions (5)
openprocurement/openregistry.assets.core
Jul 2017 - Mar 2019
Contributions:49 PRs, 94 pushes, 5 branches in 1 year 8 months
openprocurement/openregistry.convoy
Aug 2017 - Feb 2019
Contributions:34 PRs, 57 pushes, 3 tags in 1 year 6 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.