Android Software Engineer (Senior/Staff/Senior Staff)

6 Months ago • 5 Years +

Job Summary

Job Description

Duolingo seeks an Android Software Engineer (Senior/Staff/Senior Staff) to build engaging math learning experiences. You'll collaborate on projects, develop features in Kotlin, mentor junior engineers, and contribute to the Design Systems team. Proven experience with reactive Android apps and clean API design is a must.
Must have:
  • Android Development
  • Kotlin Experience
  • Reactive Apps
  • API Design
Good to have:
  • Motion Systems
  • Animation Systems
  • Unit Testing
  • Testable Code
Perks:
  • Learning Opportunities
  • Collaboration

Job Details

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.


Note: This role is open to considering engineers across various levels (Senior, Staff, or Senior Staff). If moved forward, your recruiter will discuss in more details!

Below you can find more information about teams we're hiring for: 

 

Math team: 

  • As an Android engineer on the Math team, you will help build the technology that changes how people around the world learn Math. The features that you ship will help learners to develop core math skills in a fun, engaging way. We’re looking for engineers who love building new products and features.

 

Design Systems team:

  • At Duolingo we take great pride in our thoughtful and beautiful design language on web, iOS, and Android. The Design Systems team is modernizing our UI components to improve the consistency and cohesion across all of Duolingo’s learning experiences. Over the next year, the team is expanding to establish our first motion and animation systems to systemize and scale more of what makes Duolingo so delightful.

 

  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
  • Ability to work from or relocate to New York, NY.

 

  Exceptional candidates will have...

  • A minimum of 5 years of programming experience building reactive Android apps
  • Demonstrated self-direction, with a desire both to learn new techniques and mentor others
  • Outstanding leadership and negotiation skills
  • Experience designing clean and maintainable APIs
  • Experience writing unit tests and testable code

Take a peek at how we care for our employees' holistic well-being with our benefits here.

We will do everything we can within reason to make sure that your interview takes place in an environment that fairly and accurately assesses your skills. If you need assistance or accommodation, please contact your recruiter.

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.

By applying for this position your data will be processed as per the Duolingo Applicant Privacy Notice.

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About The Company

Duolingo is the world’s most popular way to learn a language. Our mission is to develop the best education in the world and make it universally available.


Founded in 2011 by Luis von Ahn and Severin Hacker, Duolingo is the most downloaded education app in the history of the App Store and in 2019 became the top-grossing education app worldwide. The app has been awarded Apple's iPhone App of the Year and Android's Best of the Best.


Learning a new language used to be expensive; we believe it should be free. Over 1.2 billion people are learning a second language and most of them are learning English to improve their lives.


Learning a new language is hard; we believe it can be fun. We use bite-sized lessons that feel like playing a game to keep our learners motivated. 


With over 500 million learners we have unprecedented data insights on how people learn. Our teams of language learning scientists, machine learning engineers, and AI experts use this data to constantly improve our effectiveness. We’re building a future in which the highest-quality education is accessible to all. 


Duolingo has raised US $138 million from investors including Union Square Ventures, Capital G (formerly Google Capital), NewView Capital, Kleiner Perkins Caufield & Byers, Drive Capital, Ashton Kutcher and Tim Ferriss.


Duolingo has been named to: BuiltIn's Best Places to Work (2023), Fast Company Best Workplaces for Innovators (2022), Fast Company 10 Most Innovative Education Company (2022), Best Machine Learning Startups for by Glassdoor (2020), Forbes' "Next Billion Dollar Startups" (2019), CNBC's Disruptor 50 (2018, 2019), Fortune's "Change the World" list (2019), TIME Magazine's Genius Companies (2018), Fast Company's "Most Innovative Companies" (2017, 2018, 2020), Inc.'s "Best Places to Work" (2018), Entrepreneur's "Top Company Cultures" (2018).

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