Sławomir Onyszko
Lead Flutter Developer at Deviniti- Claim this Profile
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Polish Native or bilingual proficiency
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English Full professional proficiency
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Russian Professional working proficiency
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German Elementary proficiency
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Bio
Experience
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Deviniti
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Poland
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IT Services and IT Consulting
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200 - 300 Employee
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Lead Flutter Developer
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Dec 2020 - Present
- I build applications with features such as: Bluetooth Low Energy for IoT devices in Flutter- I collaborated with cross-functional teams to define, implement, and ship new features- I design and maintain CI/CD infrastructure for Flutter projects, using Bitrise, Fastlane, Firebase App Distribution, App Store and Google Play- I design and implement mobile architecture- I help clients to set up Apple and Google developer accounts- I participated in creating analysis of offer and projects- I mentor Flutter developers- I manage a Flutter project with people of 4- I participated in HR processes
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ASTEK Polska
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Poland
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IT Services and IT Consulting
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500 - 600 Employee
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Senior Android Developer
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Jun 2020 - May 2021
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Roche
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Switzerland
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Biotechnology Research
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700 & Above Employee
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Senior Android Developer (contractor)
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Jun 2020 - May 2021
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Flutter Developer
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Feb 2020 - Jun 2020
I was responsible for developing and testing a mobile application for Android and iOS written in Flutter I was responsible for developing and testing a mobile application for Android and iOS written in Flutter
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Zaven | Software Development Poland
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Poland
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IT Services and IT Consulting
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1 - 100 Employee
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Lead Developer
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Jul 2015 - Jun 2020
I designed and build advanced applications with features such as: Bluetooth Low Energy for IoT devices, offline capabilities, data visualization- I mentored three of our coworkers for last 5 years in Android Development- I have managed a project for the healthcare industry with people of 4- I worked on .Net Core Back-end and Android Application for the healthcare industry- I collaborated with cross-functional teams to define, implement, and ship new features- I worked on custom UI’s for Android applications- I maintained CI/CD infrastructure at each mobile project
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Education
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Zespół Szkół Politechnicznych "Energetyk" w Wałbrzychu