James De Perio
Android Developer at Ascendion
Metro Manila, Philippines
Summary
👤
Senior🎓
Top SchoolJames De Perio is a seasoned Android Developer with 9 years of experience building consumer and enterprise mobile solutions across banking, ISP, and retail sectors in Metro Manila. He has led Android teams, driven migrations from Java to Kotlin, and shipped major super-app revamps and modular reusable components that improved scalability and UI consistency. Skilled in Kotlin, Java, Jetpack, MVI/MVVM architectures and tools like Retrofit, Hilt, RxJava and Epoxy, James has repeatedly delivered features that boosted engagement—such as gamification, merchant catalogues, and remittance/installment flows. Recognized with client and company awards for reliability and teamwork, he thrives in Agile environments and often champions modernization and maintainability. Notably, he has experience as a solo developer building Android TV and Zebra-integrated inventory systems, showing a breadth from embedded integrations to large-scale banking apps.
9 years of coding experience
7 years of employment as a software developer
Bachelor's degree, Information Technology, Bachelor's degree, Information Technology at University of Pangasinan
Github Skills (22)
greendao10
baseclass10
sqlite-database10
custom-view10
kotlin8
retrofit8
android8
async7
algorithms7
eventbus7
orm7
data-structures7
coroutines7
data-structure6
kotlin-coroutines6
Programming languages (6)
Github contributions (5)
jamesdeperio/PocketLib
Apr 2018 - Jun 2019
- custom views and base class for activity,fragment,adapter,viewholder and event bus.
Contributions:18 releases, 247 commits, 2 PRs in 1 year 2 months
baseclasscustom-vieweventbus
jamesdeperio/RetrofitKit
Aug 2018 - Dec 2019
-multiple converter factory & base class for retrofit.
Contributions:7 releases, 75 commits, 4 PRs in 1 year 3 months
baseclassretrofit
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