Senior Software Engineer, iOS, Growth

Duolingo; United States; On-site; USD 119,000 - 162,000; Full time

Job summary

Duolingo is seeking a Senior iOS Software Engineer to join the Onboarding team in Beijing. You will build features to drive user growth and deliver high-quality learning experiences to millions of learners worldwide, collaborating with product managers and designers.

This role offers exposure to the iOS stack and backend work, running experiments and collaborating cross-functionally to improve metrics like DAU and NUD7. Relocation to Beijing is required.

Qualifications

• Bachelor’s degree in Computer Science or a related technical field.
• Strong foundations in data structures, algorithms, and software design.
• 5–10 years of experience programming in Swift.
• Dedication to Duolingo's mission of universally available education.
• Relocation to Beijing, China (this position is based in Beijing).
• Exceptional candidates will have a Duolingo streak and strong English proficiency.

Responsibilities

• Collaborate with product managers and designers to drive user growth.
• Develop, release, and maintain native iOS applications, primarily in Swift.
• Contribute to code reviews and collaborate across teams to ensure quality and scalability.

Skills

Swift

Data structures

Algorithms

Software design

Education

Bachelor’s degree in Computer Science

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 educating our users, experimenting with big ideas, making fact-based decisions, and finding innovative solutions to complex problems. You’ll have limitless learning opportunities and daily collaborations with world-class minds — while doing work that’s both meaningful and fun.

Join our life-changing mission to develop education for our half a billion (and growing!) learners around the world.

Read our blog to learn more.

About the role

We’re looking for a senior iOS Software Engineer to join our Onboarding team. In this role, you’ll build and ship features that drive user growth and deliver high-quality learning experiences to millions of learners worldwide. You’ll work closely with product managers and designers to create engaging experiences for new users.

This is an opportunity to contribute to a fast-moving, high-impact team focused on improving the new user experience. You’ll gain experience working across the stack (iOS and backend), running experiments, and collaborating cross-functionally to improve key metrics like daily active users (DAU) and new users day 7 retention (NUD7).

You will

• Collaborate with product managers and designers to drive user growth
• Develop, release, and maintain native iOS applications, primarily in Swift
• Contribute to code reviews and collaborate across teams to ensure quality and scalability

You have

• A Bachelor’s degree in Computer Science or a related technical field
• A solid foundation in computer science with strong competencies in data structures, algorithms, and software design
• 5–10 years of experience programming in Swift
• Dedication to our mission of universally available education
• Relocation to Beijing, China. This position is based in Beijing.

Exceptional candidates will have

• A Duolingo streak
• Proficient in both spoken and written English.

Salary Range: ¥804,949—¥1,088,971 CNY

Benefits

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

Accommodations

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 [e-mail].

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.

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