Vitalii Pavliuk
Senior Back-end Engineer at Preply
Rivne, Rivne Oblast, Ukraine
Summary
👤
Senior🎓
Top SchoolVitalii Pavliuk is a Senior Back-end Engineer with 10 years of experience building scalable, business-focused systems across Python and TypeScript stacks. He has driven improvements in user acquisition and conversion at Preply by owning First Lesson Experience and Product-Led Growth backend work, and leads generative AI initiatives that turn lesson data into actionable product insights. His background includes architecting high-throughput order fulfillment and cloud-native services at Mathem and Kavall, with strong expertise in Django, FastAPI, GCP/AWS, PostgreSQL, Redis and real-time dashboards. A part-time instructor in Python, he balances mentoring and hands-on engineering while keeping technical breadth across backend, frontend and data processing. He’s finishing a PhD in Computer Science and is notable for combining rigorous academic training with a practical focus on code quality, modernization, and measurable product impact.
10 years of coding experience
9 years of employment as a software developer
Igor Sikorsky Kyiv Polytechnic InstituteDoctor of Philosophy - PhD, Computer Science, Doctor of Philosophy - PhD, Computer Science at National University of Water and Environmental Engineering
English, Ukrainian
Stackoverflow
1reputation
0reached
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Github Skills (20)
flask7
fastapi6
python5
peewee4
sqlite4
javascript3
mysql3
postgresql3
asyncio3
authentication2
middleware2
cli2
file-server2
orm2
hashtag1
Programming languages (4)
Github contributions (5)
chimplie/slack-entities
Jun 2018 - Sep 2020
Contributions:47 commits, 7 PRs, 26 pushes in 2 years 3 months
chimplie/google-documents
Aug 2018 - Oct 2019
Python package for the connection to the Google Drive
Contributions:9 PRs, 41 pushes, 9 branches in 1 year 1 month
python
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