Software Engineer II, Android

Duolingo; Pittsburgh (Allegheny County); On-site; USD 153,000 - 207,000; Full time

Job summary

Duolingo's Subscriber Conversion Team owns the surfaces that turn learners into subscribers and keep them subscribed, including the purchase flow, pricing, payments, and partnerships. The team runs continuous A/B tests across iOS, Android, backend, and web to balance quick optimizations with larger bets.

This role focuses on developing, releasing, and maintaining native Android features in Kotlin, collaborating with product design and backend engineers, and mentoring junior engineers to help

Qualifications

• Bachelor's degree in Computer Science or a related technical field.
• Proficiency in Kotlin on Android development.
• Strong ability to communicate technical issues to both technical and non-technical stakeholders.

Responsibilities

• Collaborate on software projects with product, design, and backend teams.
• Develop, release, and maintain native Android features in Kotlin.
• Mentor and set technical direction for junior engineers on the team.

Skills

Kotlin on Android

Education

Bachelor's degree in Computer Science or related field

Tools

APIs design

Job description

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.

Subscriber Conversion Team

The Subscriber Conversion team owns the surfaces that turn learners into subscribers and keep them subscribed including in-app hooks and paywalls, the purchase flow, pricing and packaging, payments, and subscription partnerships. The team is highly experimental, running a steady stream of A/B tests across iOS, Android, backend, and web, and balances quick optimizations on high-traffic surfaces with larger bets like new tiers and partner offerings.

You will

• Collaborate on software projects with product design and backend aspects
• Develop, release, and maintain native Android application features in Kotlin
• Mentor and set technical direction for junior engineers on the team

You have

• A Bachelor’s degree in Computer Science or a related technical field
• Programming experience in Kotlin on Android
• The ability to communicate technical issues effectively to technical and non-technical stakeholders

Exceptional candidates will have

• Strong programming experience building reactive Android apps
• Demonstrated self-direction, with a desire both to learn new techniques and mentor others
• Experience designing clean and maintainable APIs
• Experience writing unit tests and testable code

Salary Range

$153,000—$207,000 USD

Equal Employment Opportunity

Duolingo is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.