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Epic
Senior Android Engineer
Java
Android
Edtech
Edtech.com's Summary
Epic is hiring a Senior Android Engineer. The role owns the native Android app for Epic Kids, the digital reading platform for children 12 and under, which kids use to open books on Android phones, tablets and Chromebooks. The engineer works independently while partnering closely with Android, iOS, backend and web engineers and with the US engineering team.
Highlights
- Own and evolve the Android app across phones, tablets and Chromebooks, a large, mature Kotlin codebase with some Java and XML UI layouts.
- Own the reading experience, including the in-house page renderer and page-flip animation, zoom and gestures, and Read-to-Me audio synced to word highlighting.
- Own offline reading with encrypted downloads, background work and local storage, along with Google Play Billing subscriptions and the Play Store release pipeline.
- Drive performance, stability and quality by improving startup time, memory use, ANRs, crashes and test coverage.
- Modernize legacy Java and RxJava code without breaking the live app, move to Jetpack Compose UIs where possible, and over time pick up some iOS/Swift work.
- Requires 4 to 6 years of building and shipping native Android apps, strong Kotlin and comfort in mixed Kotlin and Java code, and a bachelor's degree or equivalent practical experience.
- Deep experience with the Android View system, Fragments and custom Views, plus RxJava 2 in production, Kotlin coroutines, MVP or MVVM architecture, and Retrofit and OkHttp networking.
- Experience with Room/SQLite schema migrations, WorkManager, Google Play Billing, Gradle build variants, app signing, CI such as Jenkins, Play Console tracks and staged rollouts, and testing with JUnit, Mockito or MockK, Robolectric and Espresso.
- Preferred experience includes ExoPlayer/Media3 and syncing audio to text, encrypted offline media, Jetpack Compose, performance tooling such as Perfetto and LeakCanary, and kids' or education apps with COPPA children's privacy rules.
- Compensation of 40 to 50 lakh per year (LPA), with some flexibility for exceptional candidates.
Senior Android Engineer Full Description
About Epic
Epic Kids is the leading digital reading platform built for kids 12 and under, trusted by millions of children, educators, and families around the world. Our mission is to inspire a lifelong love of reading by providing unlimited access to thousands of high-quality books, videos, and educational content through a safe and engaging experience. We combine technology, storytelling, and learning innovation to help every child become a confident reader.
At Epic, you'll join a collaborative and fast-paced global team passionate about building meaningful products that make a real impact on children's education and literacy.
About the role
You'll own Epic's native Android app, the main way kids open a book on Android phones, tablets and Chromebooks. It's a large, mature Kotlin codebase with some Java and xml UI layouts. You'll work independently and partner closely with our Android, iOS, backend and web engineers and with the US engineering team.
What you'll do
- Own and evolve the Android app across phones, tablets and Chromebooks.
- Own the reading experience: our in-house page renderer and page-flip animation, zoom and gestures, and Read-to-Me audio synced to word highlighting.
- Own offline reading (encrypted downloads, background work, local storage), Google Play Billing subscriptions, and the Play Store release pipeline.
- Drive performance, stability and quality: startup time, memory, ANRs and crashes, and test coverage.
- Modernize carefully: move legacy Java and RxJava code forward without breaking a live app. also move to compose UIs whenever possible.
- Over time, pick up some iOS/Swift work.
What we're looking for
- 4 - 6 years of building and shipping native Android apps.
- Strong Kotlin, and comfortable working in mixed Kotlin and Java code.
- Deep experience with the Android View system, Fragments and custom Views: custom drawing, animation and touch handling.
- Reactive and async programming: RxJava 2 in production, plus Kotlin coroutines.
- Dependency injection, MVP or MVVM architecture and Networking with Retrofit and OkHttp.
- Local persistence with Room/SQLite, including schema migrations, and background work with WorkManager.
- Google Play Billing and the release pipeline: Gradle build variants, app signing, CI (Jenkins or similar), Play Console tracks and staged rollouts.
- Testing with JUnit, Mockito or MockK, Robolectric and Espresso.
- Bachelor's degree or equivalent practical experience.
Nice to have
- Media: ExoPlayer/Media3, MediaPlayer, and syncing audio to text.
- Handling encrypted media and content stored offline.
- Jetpack Compose, and the judgment to know when it fits alongside an existing View-based codebase.
- Performance tooling: Perfetto, Android Studio profilers, LeakCanary, New Relic or Crashlytics.
- Experience with kids' or education apps and children's privacy rules (COPPA).
- Interest in cross-platform mobile and some familiarity with iOS/Swift.
Compensation
40–50 LPA, with some flexibility for exceptional candidates.
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