Our mission at Duolingo is to develop the best education in the world and make it universally available. But we've got more left to do — and that's where you come in!Duolingo is the world's most popular learning app. Beyond our core learning product, we also offer English proficiency testing with the Duolingo English Test, and are bringing new subjects into the Duolingo app, where people can develop their Math and Music skills.We are passionate about educating our users, making fact-based decisions, and finding innovative solutions to complex problems. We offer meaningful work, limitless learning opportunities, and collaboration with world-class minds. Come brighten your life and over half a billion more!As a Backend Engineer you will work on building the APIs that power our products and give our learners a best-in-class experience.Our microservices infrastructure is composed of hundreds of endpoints serving hundreds of millions of requests per day. You will partner with your team members on identifying requirements and designing services that are fast, resilient and cost effective. You will have ownership over the entire lifecycle of your services and associated infrastructure, and ensure they are always operating well.More information on the team:Test and Release Infrastructure Team:The Test and Release Infrastructure team builds the infrastructure for our mobile developers to ship their changes seamlessly. Our framework providesearly feedback to developers via comprehensive testsa reliable CI/CD to build and release updatesvisibility on release quality during the entire roll out processmetrics and AI synthesized insights around bugs and user sentimentResponsibilitiesCollaborate on software projects with product design and backend aspectsDevelop, release, and maintain backend services and/or infrastructureLead individual project priorities, milestones, and ensure we're always shippingRequirementsA Bachelor's degree in Computer Science or related technical fieldStrong competencies in data structures, algorithms, and software designExperience programming in Java, Python or KotlinSolid understanding of one or more database technologiesExceptional candidates will haveIndustry experience building high-traffic APIs using public cloud providersWe invest in and support our Duos! This role is eligible for a robust compensation package of base salary, equity, and Duolingo's world-class benefits. The starting base salary range for this role is, $148,800- $274,600. Actual salary may vary based on level, work experience, performance, and other factors evaluated during the hiring process.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.Take a peek at how we care for our employees' holistic well-being with our benefits here .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 theDuolingo Applicant Privacy Notice .
