Krystian Kaminski
Senior Software Engineer at Sii Poland
Wrocław, Lower Silesian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolKrystian Kaminski is a Senior Software Engineer with 12 years of experience specializing in mobile platforms, delivering both native Android/iOS apps and cross-platform solutions using Flutter and Kotlin Multiplatform. He combines deep architectural insight and a focus on clean, maintainable code with hands-on expertise in setting up projects from scratch, including CI/CD pipelines with CircleCI, GitHub Actions and Jenkins. Across roles at Sii Poland, Cosmose and Tivix he’s driven technology choices, mentored teams, and led recruitment for mobile talent, helping organizations adopt Flutter in production. Owner of Criscode, he brings an entrepreneurial mindset to engineering problems and a track record of shipping high-performance, user-centric mobile experiences. Notably, he blends modern stacks like Jetpack Compose and KMP with practical release and testing discipline to proactively prevent costly technical debt.
12 years of coding experience
14 years of employment as a software developer
Master’s Degree Computer Software Engineering, Master’s Degree Computer Software Engineering at Wrocław University of Science and Technology
English, Polish
Stackoverflow
11reputation
42kreached
2answers
0questions
Github Skills (52)
location10
mpandroidchart9
java9
panning9
flutter-plugin9
kotlin9
graph9
geolocation9
android9
bubble9
datetimepicker9
geo9
paystack8
react-native-date-time-picker8
geolocator8
Programming languages (4)
Github contributions (5)
kumien/ActiveAndroid
May 2018 - May 2020
Contributions:3 pushes in 1 year 11 months
androidsqliteactive-recordrecordpersistence
zoetis/secure-preferences
Feb 2019 - Mar 2020
Android Shared preference wrapper than encrypts the values of Shared Preferences. It's not bullet proof security but rather a quick win for incrementally making your android app more secure.
Contributions:5 pushes, 4 tags in 1 year 1 month
securepreferenceshared-preferencessecurityandroid
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