Marek Defeciński
Software Engineer at ePassi Payments
Łódź Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolMarek Defeciński is an experienced software engineer with 11 years focused on Android and Java-based development, currently building payment solutions at ePassi Payments. His background spans embedded and mobile work at TomTom, Samsung R&D Poland and Mobica, giving him deep practical knowledge of Android, CI pipelines and targeted-device programming. Comfortable across the stack from build systems and server administration to app delivery, he brings hands-on expertise in Hudson/Jenkins, Ant, CI and mobile-specific tooling. Marek explicitly focuses on Android roles and prefers not to pursue Java Enterprise work, reflecting a clear product and platform preference. Based in Łódź Voivodeship, Poland, he combines an MSc in Computer Science with a pragmatic, reliability-minded approach to shipping mobile software. An underrated strength is his cross-domain experience in build and ops disciplines, which helps bridge development and production stability for mobile teams.
11 years of coding experience
14 years of employment as a software developer
MSc, Computer Science, MSc, Computer Science at Lodz University of TechnologyTurku School of Economics at the University of Turku
English, Polish
Github Skills (59)
injection9
kotlin9
maven8
kotlin-multiplatform8
gradle7
async7
sass7
android7
dependency-injection7
coroutines7
kotlin-library6
koin6
css6
formatter6
groovy6
Programming languages (6)
Github contributions (5)
Mobilization/2019.mobilization.pl
May 2019 - Oct 2019
Contributions:5 PRs, 149 pushes in 5 months
Mobilization/2018.mobilization.pl
Jul 2018 - Oct 2018
Contributions:141 pushes, 1 branch in 3 months
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.