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 roleDuolingo is the most popular language-learning application, with over 500 million learners and millions of exercises completed every day. As part of our growing engineering organization, you’ll work embedded in product teams to uphold a fun, effective, and reliable learning experience. You will partner closely with product managers, engineers, and designers to deeply understand our features, uncover issues early, and champion quality on behalf of our learners.
:brain: You will...
- Own the end-to-end verification of new features from scoping to release, including regression, exploratory, and acceptance testing across iOS, Android, and Web
- Perform sanity checks against Duolingo release and branch builds, and validate fixes before and after deployment
- Develop clear, reproducible bug reports and partner with engineers to isolate root causes and ensure timely resolution
- Maintain deep product expertise and serve as a go-to resource for teammates seeking clarity on expected behavior, edge cases, or learner experience
- Proactively identify quality risks, propose mitigation strategies, and influence product decisions that improve stability and usability
- Tenaciously prioritize test efforts across multiple teams, ensuring we focus on the areas that matter most for learner impact
- Advocate for Duolingo learners by evaluating features not only for correctness but for clarity, delight, and overall usability
- Contribute to evolving QA processes, documentation, and standards that help engineering teams move faster with confidence
- Collaborate closely within cross-functional teams, communicating clearly and managing expectations in a fast-paced environment
:check: You have...
- BA/BS degree in a related field or equivalent work experience
- 2+ years of experience in software quality assurance or a closely related field
- Ability to relocate to New York, NY
- Excellent written and verbal communication skills, with the ability to articulate issues and risks to technical and non-technical partners
- Knowledge and hands-on experience in manual testing, including regression, exploratory, and functional testing for mobile and web applications
- Experience and expertise in QA processes and UI/UX testing (web and mobile)
- Strong organizational and problem-solving skills, with attention to detail and consistency
- Ability to work both independently and as part of a team while handling multiple priorities
- Basic familiarity with the Duolingo app and a passion for delivering a delightful learner experience
:star: Exceptional candidates will have...
- 3+ years of QA experience working on commercial software products
- Familiarity with basic automation tools, lightweight scripting, or AI-assisted testing tools, even if not a primary responsibility
- Experience working with distributed teams or supporting multiple product surfaces simultaneously
- Demonstrated ability to manage small QA projects, coordinate test plans, or influence workflow improvements and cross-team collaboration
- Experience working in gaming, interactive media, or similar domains where polish, responsiveness, and user delight are critical
- Knowledge of accessibility guidelines for mobile and web experiences
We post a multi-level salary range for all of our roles.
This is not inclusive of the rest of our awesome portfolio that includes equity compensation and world-class benefits. Our salary ranges are the same for all US locations. Your recruiter can share more details about the range for a specific level during the hiring process. The actual salary within the range is determined by many factors including but not limited to, skills, experience, education, and internal equity.
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 [email protected].
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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Top Skills
What We Do
Duolingo is a language-learning education platform that offers 98 total courses across nearly 40 distinct languages.
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. Some of our products include:
1. Duolingo: The free, fun, and effective way to learn a language!
2. DET (Duolingo English Test): A modern language proficiency tool designed for today's international students and institutions. It offers an English proficiency score, video interview, and writing sample in an accessible, efficient, and secure testing experience.
3. Duolingo Math: An app that can make math be fun. For everyone. Students can focus on elementary math, which covers classroom topics, or adults can focus on brain training, which strengthens mental math skills and covers more advanced topics.
4. Duolingo ABC: An educational learning app that offers immersive lessons to teach preschool to second grade kids reading fundamentals.
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 been named:
2022 Fast Company’s Best Workplaces for Innovators
2022 Fast Company 10 Most Innovative Education Company
2021 Forbes Best Startup Employers
2020, 2018, 2017, 2013 Most Innovative Company by Fast Company
2020 Best Machine Learning Startups for by Glassdoor
2018 Inc. Best Places to Work
2018 Entrepreneur Top Company Culture List
University Program Awards:
2022 Handshake Early Talent Award
2022 Untapped Top Internship Programs
2022 OneReq Internship Program Trailblazer Award
Why Work With Us
Our global team works together to make language learning fun, free, and effective for anyone who wants to learn, wherever they are. Best of all, you get to work alongside Duo (literally)!
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