Viacheslav Leskiv
Python Engineer at Levi9 Technology Services
Lviv, Lviv Oblast, Ukraine
Summary
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RockstarViacheslav Leskiv is a Python engineer from Lviv, Ukraine with eight years of hands-on experience building backend systems across consulting and product teams. He currently develops at Levi9 Technology Services and contributes time as a student mentor at Lviv IT Cluster, blending practical delivery with developer coaching. Previously he shipped Python solutions at ELEKS and Innohead, bringing experience in enterprise and startup contexts. As a moderator for the FastAPI community, he plays an active role in shaping modern async web development practices. His public GitHub and personal Notion site reflect a curiosity-driven approach to tooling and documentation, where he favors clear, reusable code and community engagement. Colleagues would describe him as a pragmatic engineer who balances shipping features with mentoring the next generation of developers.
8 years of coding experience
2 years of employment as a software developer
Ukrainian, English
Github Skills (152)
fastapi10
python10
json-schema10
swagger10
asgi10
pydantic10
openapi10
async10
api10
swagger-ui10
rest10
starlette10
high-performance10
json10
redoc10
Programming languages (7)
Github contributions (5)
ArcLightSlavik/fastapi
Nov 2020 - May 2022
FastAPI framework, high performance, easy to learn, fast to code, ready for production
Contributions:2 PRs, 29 pushes, 3 branches in 1 year 5 months
easy-to-learnpythonasynchronousuvicornasyncio
ArcLightSlavik/carwash
Mar 2019 - Jan 2022
Contributions:5 commits, 7 PRs, 94 pushes in 2 years 10 months
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