Duolingo
Senior iOS Engineer
$178K–$240K
New York, NY +2 · Senior · Full-time · Posted Jan 27, 2026
- Location
- New York, NY
Pittsburgh, PA
New York, New York, United States - Education
- Bachelor’s degree in Computer Science or a related technical field.
About the job
Develop, release, and maintain native iOS applications, primarily in Swift, across Duolingo’s Ads, In App Purchases, or Score teams.
What you'll do
- Collaborate on software projects with product design and backend aspects.
- Build and maintain iOS app features and systems for monetization or learner proficiency, depending on team placement.
- Mentor junior engineers and help set technical direction across the company.
What they ask for
- Bachelor’s degree in Computer Science or a related technical field.
- Strong foundation in data structures, algorithms, and software design.
- Programming experience in Swift.
Nice to have
- Production-level iOS development with Swift, Cocoa Touch, and related frameworks.
- Experience with clean APIs, multithreaded programming, unit testing, or iOS performance optimization.
Pay
$177,700 — $240,400 USD (base salary)
Tools
Swift, Cocoa Touch, iOS SDK
Model-written summary · the original posting is authoritative