Duolingo · 4 hours ago
QA Engineer II
Duolingo is the most popular language-learning application, with over 500 million learners and millions of exercises completed every day. As a QA Engineer II, you will uphold a fun, effective, and reliable learning experience by partnering with product teams to verify new features, conduct testing, and advocate for quality on behalf of learners.
E-LearningEducationLanguage LearningMobile Apps
Responsibilities
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
Qualification
Required
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
Preferred
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
Company
Duolingo
Duolingo is a language-learning education platform that offers 98 total courses across nearly 40 distinct languages.
H1B Sponsorship
Duolingo has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (41)
2024 (46)
2023 (36)
2022 (19)
2021 (14)
2020 (17)
Funding
Current Stage
Public CompanyTotal Funding
$183.3MKey Investors
General AtlanticCapitalGDrive Capital
2021-07-28IPO
2020-11-18Series H· $35M
2020-04-14Series G· $10M
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