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 (31)
bus10
adapter10
greendao9
kotlin9
coroutines8
retrofit8
kotlin-library8
converter8
factory8
async8
fragment8
kotlin-coroutines7
java7
databases7
kotlin-multiplatform7
Programming languages (6)
Github contributions (5)
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
retrofitreactfactorybase-classconverter
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
fragmentadapterbusviewholdercustom-views
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