Derek Kim - IOS Developer, International

Derek Kim

IOS Developer, International

Old Toronto, Ontario, Canada

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Summary

🤩

Rockstar

🎓

Top School

Derek Kim is an iOS developer with five years of professional experience and a recent focus on international mobile products at Robinhood. He has shipped consumer-facing features at scale—from Dayforce apps serving over 1M daily users to a sleep-timer app built with a cross-functional team—and is fluent in SwiftUI, UIKit, MVVM patterns, testing, and accessibility. Derek also contributes to mobile open-source work, modernizing Android codebases by converting Java to Kotlin and refactoring core helpers, showing a pragmatic cross-platform perspective. His background spans product, operations, and entrepreneurship, including founding an import business and leading teams in immigration consulting, which gives him strong communication and project leadership skills across multicultural settings. Based in Toronto, he brings a blend of hands-on engineering, product sensibility, and a curiosity for improving legacy code and developer experience.

4 years of coding experience

5 years of employment as a software developer

iOS Developer Bootcamp, iOS Developer Bootcamp at Launchpad by Vog

Interantional Business, Interantional Business at University of Washington

Associate of Arts - AA, Business Administration, 3.92, Associate of Arts - AA, Business Administration, 3.92 at Seattle Central College

English, Korean

Github Skills (8)

kotlin10

android-webview10

webview10

android10

java9

javas9

bitmaps8

bitmap8

Programming languages (4)

TypeScriptSwiftKotlinDart

Github contributions (5)

TheFinestArtist/FinestWebView-Android

Jun 2021 - Jun 2021

Beautiful and customizable Android Activity that shows web pages within an app.

Role in this project:

Mobile Developer (Android)

Contributions:11 commits, 10 pushes in 1 day

Contributions summary:Derek focused on converting Java code to Kotlin within the Android WebView project. They converted several helper classes (BitmapHelper, ColorHelper, TypefaceHelper, UrlParser) and an enum (Position) from Java to Kotlin. They also worked on refactoring the BroadCastManager. The user's work demonstrates a clear focus on modernizing the codebase.

toolbarandroid-uinavigation-drawerandroid-animationandroid-library

treasure3210/MKTFY

Jan 2023 - Mar 2023

Contributions:250 commits, 325 pushes, 1 branch in 1 month

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