Denys Zaitsev
Java Software Engineer at Capgemini Engineering
Kyiv, Ukraine
Summary
👤
SeniorDenys Zaitsev is a Java software engineer with 11 years of hands-on experience building and optimizing enterprise applications, currently driving performance improvements at Capgemini Engineering. He specializes in Spring Boot, code refactoring, and SQL database optimization, with prior contributions to MEGABANK JSC and ISG Limited that reinforced reliable, scalable systems. Known for clean, efficient code and pragmatic problem-solving, he focuses on measurable performance gains and maintainable architectures. Based in Kyiv, he brings consistent delivery in collaborative environments and a practical depth that compensates for the absence of formal education details in his profile. An understated strength is his ability to translate legacy complexity into streamlined, high-performance services that reduce operational overhead.
12 years of coding experience
4 years of employment as a software developer
Github Skills (133)
windows10
testing10
mvp10
spek10
gradle-plugin10
presenter10
architecture10
rendering10
leiningen10
animated-gif10
micro-framework10
android-architecture10
reactive-extensions10
clean-architecture10
mocks10
Programming languages (6)
Github contributions (5)
DmitriyZaitsev/RadarChartView
Sep 2016 - Dec 2016
Android view (widget) for rendering radial diagrams
Contributions:1 release, 43 commits, 12 pushes in 2 months
android-viewrenderingwidgetandroidradar-chart
RxViper/RxViper
Apr 2016 - May 2018
Android micro framework for developing apps based on clean VIPER architecture.
Contributions:19 releases, 326 commits, 48 PRs in 2 years 1 month
androidmicro-frameworkviper-architecturemvpviper
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.