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Senior Android Engineer (Kotlin) — Build Engaging Learning Apps

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65% 1 of 2 skills

androidkotlin

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177 700 – 240 400 $

Location: Seattle, United States
Region: North America
Grade: Senior
Category: Mobile
Country
Company: Product
Size: 501-1000
Domains: EdTech

whatjobs Posted Jul 30, 2026

Summary

Builds and improves the Android app for a language-learning platform using Kotlin, collaborating with teams and mentoring junior engineers.

An innovative language learning platform based in Seattle is looking for an Android engineer to enhance the user experience on their app. You will collaborate on software projects, develop and maintain features in Kotlin, and mentor junior engineers. Ideal candidates hold a degree in Computer Science and have strong communication skills along with programming experience in Kotlin. The organization provides a competitive salary ranging from $177,700 to $240,400, along with comprehensive benefits and equity compensation.

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Duolingo

2 weeks ago

Senior Android Engineer

North AmericaSenior H-1B sponsor history USCIS — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.

Build and maintain Android features for Duolingo's language-learning app in Kotlin, focusing on core learning experiences and subscription flows.

Senior Staff Android Software Engineer

North AmericaStaff H-1B sponsor history USCIS — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.

Build and lead Android apps in Kotlin for Duolingo’s education platform, collaborating across product, design, and backend while mentoring engineers.

Android Software Engineer (Senior/Staff)

Build and maintain Duolingo's Android app in Kotlin, contributing to features for learning, design systems, or monetization while collaborating with cross-functional teams.

Android Software Engineer (Senior/Staff/Senior Staff)

Build and maintain the Duolingo Android app in Kotlin, focusing on new features like Music learning tools, while mentoring junior engineers and collaborating across teams.

Android Software Engineer (Senior/Staff/Senior Staff) (Seattle)

Build and maintain Android features in Kotlin for Duolingo’s Music learning app, collaborating with design and backend teams while mentoring junior engineers.

Android Engineer (Kotlin) - Subscriptions

North America H-1B sponsor history USCIS — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.

Builds and maintains Kotlin-based Android features for Duolingo’s subscription conversion team, ensuring a responsive app and collaborating with design and backend teams.

androidkotlin

64% · 1/2 skills

Summary

Senior Android Engineer

Senior Staff Android Software Engineer

Android Software Engineer (Senior/Staff)

Android Software Engineer (Senior/Staff/Senior Staff)

Android Software Engineer (Senior/Staff/Senior Staff) (Seattle)

Android Engineer (Kotlin) - Subscriptions

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