Denis Smetannikov
Senior Software Engineer Team Lead at Billups
Ras Al Khaimah, Ras al-Khaimah, United Arab Emirates
Summary
👤
Senior🎓
Top SchoolDenis Smetannikov is a seasoned software engineering leader with 13+ years building and scaling complex full-stack, big-data, and cloud systems across startups and enterprise environments. Currently heading the US development team at Billups, he leads ~10 engineers delivering analytics and reporting for OOH advertising while driving CI/CD, daily deployments, and multi-timezone collaboration. He blends hands-on coding in Python, Go, PHP and JavaScript with architectural leadership—previously designing global payment and billing platforms at TUNE and decomposing monoliths into modular subsystems at Unilead. A practical people manager, Denis has run 100+ technical interviews, hired dozens of engineers, and mentors distributed teams to improve delivery and code quality. He founded a successful SaaS product (25k+ installs) and open-sourced it, showing both product instincts and community-minded engineering. Based in the UAE with a Master’s in Radio Physics and Electronics, he’s known for driving measurable outcomes: faster release cycles, reduced technical debt, and resilient production systems.
13 years of coding experience
16 years of employment as a software developer
Master's degree, Radio Physics and Electronics, Master's degree, Radio Physics and Electronics at Altai State University
English
Github Skills (200)
dump10
php-library10
enviroment10
emitter10
skeleton10
utilities10
arrayobject10
summernote10
php10
inspections10
validate10
weight10
currency-converter10
cck10
currency10
Programming languages (14)
Github contributions (5)
JBZoo/JBDump
Aug 2014 - Mar 2021
Dump any PHP variables as HTML pretty print.
Contributions:12 releases, 73 commits, 8 PRs in 6 years 8 months
pretty-printphpdumpvariables
JBZoo/Composer-Diff
Jul 2020 - Jul 2022
See what packages have changed after `composer update`
Contributions:17 releases, 61 commits, 37 PRs in 2 years 1 month
composer-packagescomposer-lockcomposer-diffphpupdate
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