David Zadrazil
CEO at Cleevio Labs
Prague, Prague, Czechia
Summary
👤
Senior🎓
Top SchoolDavid Zadrazil is a results-driven technology leader with 12 years of experience building and scaling backend systems and guiding engineering teams from hands-on development to strategic CTO leadership. Based in Prague, he has progressed from PHP and Java backend developer to CTO at Cleevio, shaping product discovery, tech strategy, and delivery for clients across high‑traffic consumer and trading applications. He combines deep expertise in APIs, databases (MySQL, MongoDB), messaging and real-time systems (RabbitMQ, WebSockets, ElasticSearch) with a practiced focus on scalability, performance and risk management. Known for mentoring engineers and evolving teams, he translates market needs into product opportunities and has a track record of unlocking new revenue streams through well-executed discovery and innovative SaaS thinking. An operator at heart, David pairs practical server- and data-layer craftsmanship with C-level strategy, often driving hiring, budgeting and technical roadmaps himself.
12 years of coding experience
14 years of employment as a software developer
Českoslovanská akademie obchodní Dr. Edvarda Beneše
English, Spanish, Czech
Stackoverflow
97reputation
3kreached
2answers
4questions
Github Skills (40)
breadcrumb9
paging8
timesheet7
api-client7
nette7
slickgrid7
payment-gateway7
asp-net-mvc7
wrapper7
filtering6
adyen6
doctrine-orm6
api6
php6
sql6
Programming languages (6)
Github contributions (5)
vexl-it/vexl-contact-ms
Feb 2022 - Nov 2022
Contributions:8 commits in 9 months
vexl-it/vexl-user-ms
Feb 2022 - Nov 2022
Contributions:8 commits in 9 months
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