Senior Android Engineer

DuolingoPittsburgh, PA
68d$177,700 - $300,000

About The Position

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. As an Android engineer on the Short Form Experience Team, you'll build features that make up the core of the learning experience on Duolingo. Our short-form lessons are where learners spend the majority of their time on the app, and our team's mission is to make these sessions more effective and engaging. You'll work on adding new exercises that support our learners in practicing skills like recall and production in bite-sized formats, as well as creating other ways to help learners build foundational skills in a new language.

Requirements

  • Strong Android software engineering experience, developing scalable production software and an excellent command of engineering fundamentals
  • Deep expertise in Kotlin and coroutines concurrency primitives
  • Proficiency in native Android development using standard tools and frameworks

Nice To Haves

  • Knowledge of Android SDK performance tools and optimization techniques
  • Experience developing and leading long-term technical strategy
  • Deep understanding of testing best practices
  • Working knowledge of modern AI tooling

Responsibilities

  • Represent the team in architectural discussions and stakeholder conversations, serving as a bridge between Client Platform and Product feature teams
  • Work within our Client Platform area to create and maintain the foundational building blocks of our application infrastructure
  • Foster a culture of engineering excellence and mentor engineers of all experience levels
  • Explore, prototype, and implement improvements to our existing application architecture to enable engineers to build stable, performant, and well-tested product features

Benefits

  • Equity compensation
  • World-class benefits
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