Rostislav Jadavan
CTO & Product Engineer at WatchCat
Brno, Southeast, Czechia
Summary
👤
Senior🎓
Top SchoolRostislav Jadavan is a hands-on CTO and product engineer with 15+ years of end-to-end software experience and a track record of leading small teams to ship impactful products quickly. Based in Brno, he blends full-stack craftsmanship—from cloud-native Java/Kotlin microservices and Go networking to JavaScript tooling—with product-focused ownership that keeps systems running post-launch. He has steered engineering strategy and R&D as a CTO while also founding and building startups like WatchCat, showing an entrepreneurial appetite for rapid iteration. Notable enterprise experience includes designing privacy and performance-critical backend services at Avast and developing blockchain APIs at Tatum. Colleagues rely on him for architecture decisions, mentorship, and reducing operational friction through DevOps-minded tooling. He prefers environments with fast decision cycles and measurable customer impact, often balancing leadership with active coding.
8 years of coding experience
15 years of employment as a software developer
Bc, Information Technology, Bc, Information Technology at Brno University of Technology
English, Czech
Stackoverflow
1reputation
0reached
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Github Skills (36)
json-rpc10
webhooks10
polygon10
tron10
sdk10
api10
solana10
nft10
api-client9
laravel9
typescript9
blockchain9
mnemonic9
ethereum9
php9
Programming languages (5)
Github contributions (5)
rostislavjadavan/mdwiki
Mar 2021 - Mar 2025
Golang Markdown Wiki
Contributions:24 PRs, 25 pushes, 26 branches in 4 years
golangwikimarkdown-wikimarkdown
rostislavjadavan/kibinotes
Mar 2020 - May 2022
Minimalistic notes application.
Contributions:3 releases, 22 PRs, 54 pushes in 2 years 3 months
electron-vuenoteselectronjavascriptminimalistic
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