Senior Android Engineer, App Builds
About The Position
Our mission at Duolingo is to develop the best education in the world and make it universally available. It’s a big mission, and that’s where you come in! At Duolingo, you’ll join a team that cares about finding innovative solutions to complex technical problems , running countless experiments (300+ at a time!) with our massive user base to make data-driven decisions, and educating our users and employees alike. You’ll have limitless learning opportunities, mentorship and collaboration with world-class minds, and a variety of projects with large scopes — while doing work that’s both fun and meaningful. Join our life-changing mission to develop education for our half a billion (and growing!) learners around the world. About the role... As an engineer on the App Builds team in our Client Platform area you’ll be responsible for evaluating and setting the direction for our Android builds. This includes centralizing build logic, working on modularization strategies, and optimizing build times across 70+ Android developers. 🧠
Requirements
- 6+ years of Android software engineering experience, and 1-2+ years developing scalable production software
- Experience supporting either Gradle-based projects or large Android builds
- Proven ability to drive large-scale technical initiatives across multiple teams
- Proficiency in Android development using standard tools and frameworks
Nice To Haves
- Expertise working with CI/CD platforms like Github Actions
- Experience with Gradle principles e.g., caching and task avoidance
Responsibilities
- Drive the modernization of our CI build and release pipelines with the migration to new Github Action workflows
- Develop tooling and automation to accelerate the modularization of our Kotlin codebase
- Design and evolve Android test infrastructure to improve developer velocity and test reliability
- Proactively identify and implement improvements to our build performance, reliability, and developer workflows as the Android ecosystem evolves
- Foster a culture of engineering excellence and mentor engineers of all experience levels
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
