Vasyl Melnychuk
Senior Back-end Engineer at Toptal
Lviv, Lviv Oblast, Ukraine
Summary
👤
Senior🎓
Top SchoolVasyl Melnychuk is an engineering lead with 13 years of hands-on software experience, specializing in Ruby and Rails development and currently leading engineering at Simulmedia. He has progressed through senior and lead roles across agencies and product companies—Toptal, Matic, SoftServe and others—bringing proven expertise in designing and maintaining production-grade web applications. Known for blending deep technical craft with pragmatic team leadership, he moves from code to architecture while mentoring engineers and driving delivery. Based in Lviv, Ukraine, Vasyl draws on an analytical background in optics from Ivan Franko National University, a perspective that informs his attention to detail and systems thinking. Colleagues rely on him to stabilize legacy systems and ship new features quickly, combining startup agility with enterprise discipline.
14 years of coding experience
13 years of employment as a software developer
Specialist, Optics/Optical Sciences, Specialist, Optics/Optical Sciences at Ivan Franko National University of Lviv
Github Skills (46)
json10
caching10
redis10
database10
in-memory9
key-value9
realtime9
data-structure9
nosql9
vector-search9
key-value-store9
message-queue9
distributed-systems9
time-series9
message-broker9
Programming languages (8)
Github contributions (5)
SqREL/dotfiles
Jun 2016 - Aug 2023
Contributions:10 pushes, 4 branches in 7 years 3 months
SqREL/flashapi
Mar 2017 - May 2026
Contributions:5 pushes, 1 branch in 9 years 4 months
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