Career archive
Experience across Android, content readers, BLE, maps, payments, and CI infrastructure.
Hyeonseok for Android
Hyeonseok
A mobile engineering career, at a glance.
Hyeonseok is an Android portfolio of Hyeonseok Jeong’s career and expertise. Explore work experience, key projects, education, and publications in one place.
Coming soonAndroid 7.0 or later
No accounts, ads, or user data collection
Hyeonseok for Android
A concise personal career archive
Explore my experience and expertise as a mobile engineer in multiple languages.
Multilingual
Career information in Korean, English, Japanese, French, and Simplified Chinese.
Privacy first
Focused on presenting content on-device without accounts, ads, or analytics.
Take a look inside
From display language to light and dark themes, explore the app’s actual settings screens.
Explore in five languages
Choose Korean, English, Japanese, French, or Simplified Chinese. Your chosen language applies to career information and navigation throughout the app.
Your language. Your theme.
Choose from five languages and light or dark themes. Your preferences are kept when you reopen the app.
Meet the developer
Hyeonseok Jeong
Staff Mobile Engineer
Seoul, Republic of Korea
I design and build large-scale Android products and mobile platforms. My work has improved user experience and developer productivity across content readers, BLE, maps, payments, and CI infrastructure.
Coming soon
Hyeonseok for Android
You’ll be able to install the app here once it is available on Google Play.
Privacy information
See clearly how the Hyeonseok app handles data.