[Remote] Staff Android Engineer, Client Architecture

Note: The job is a remote job and is open to candidates in USA. Duolingo is on a mission to develop the best education in the world and make it universally available. As a Staff Android Engineer on the Client Architecture team, you will evaluate and set the direction of Android architecture while mentoring engineers and fostering a culture of engineering excellence.

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

Skills

• 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
• 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

Benefits

• Equity compensation
• World-class benefits

Company Overview

• Duolingo is a language-learning education platform that offers 98 total courses across nearly 40 distinct languages. It was founded in 2011, and is headquartered in Pittsburgh, Pennsylvania, USA, with a workforce of 501-1000 employees. Its website is https://www.duolingo.com.

Company H1B Sponsorship

• Duolingo has a track record of offering H1B sponsorships, with 41 in 2025, 46 in 2024, 36 in 2023, 19 in 2022, 14 in 2021, 17 in 2020. Please note that this does not guarantee sponsorship for this specific role.