Bilgehan Kalkan
Android Developer at Trendyol Group
Istanbul, Istanbul, Türkiye Turkey
Summary
👤
Senior🎓
Top SchoolBilgehan Kalkan is an Android developer with 8 years of hands-on experience building and maintaining high-traffic consumer apps across e-commerce and telecom domains, currently improving user experience and stability at Trendyol. Skilled in Java and Kotlin, he has shipped features for apps with millions of users at Turkcell and optimized media, offline and power-sensitive behaviors at DonanimHaber. He contributes to open-source Android UI tooling—enhancing the Tapadoo Alerter library with customizable icons, sizing and animations—demonstrating attention to polish and UX details beyond core functionality. With a Computer Engineering degree and an Erasmus exchange, he blends solid academic grounding with pragmatic product-focused engineering.
8 years of coding experience
3 years of employment as a software developer
Bachelor's degree, Bilgisayar Mühendisliği, Bachelor's degree, Bilgisayar Mühendisliği at Kadir Has ÜniversitesiBachelor's degree, Bilgisayar Mühendisliği, Erasmus Student Exchange Program, Bachelor's degree, Bilgisayar Mühendisliği, Erasmus Student Exchange Program at Vilnius Gediminas Technical University
Github Skills (12)
android-library10
javas10
android-ui10
android10
java10
ui-design9
material-ui9
android-development8
alerts7
alertdialog7
alertifyjs7
alertview7
Programming languages (3)
Github contributions (5)
Tapadoo/Alerter
Nov 2019 - Feb 2020
An Android Alerting Library
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:12 commits, 1 PR, 1 comment in 2 months
Contributions summary:Bilgehan significantly enhanced the Android alerting library, focusing on UI improvements. They implemented a right icon feature, allowing for custom icons within alerts and added options for icon sizing and color. Further improvements included the ability to customize icon position and pulse animations. They also integrated demonstration code to showcase these new functionalities, specifically highlighting the use of right icons in various alert configurations.
android-uicustomisationandroidstudiogoogleandroid-library
Trendyol/android-ui-components
Nov 2019 - Nov 2022
Useful UI Components for Android Projects.
Contributions:14 releases, 28 reviews, 187 commits in 3 years
ui-componentsandroid-projectsandroid
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