About the company
Duolingo's mission is to develop the best education in the world and make it universally available. The Monetization pillar builds systems that fund the mission, from subscription packaging and advertising to ML-powered personalization.
Responsibilities
- Collaborate on software projects with product design and backend aspects
- Develop, release, and maintain native iOS applications, primarily in Swift
- Mentor and set technical direction for junior engineers across the company
Requirements
- Bachelor's degree in Computer Science or a related technical field
- Solid foundation in computer science with strong competencies in data structures, algorithms, and software design
- Programming experience in Swift
- Strong proficiency in Swift, with proven ability to build and maintain production-level applications
- Strong technical knowledge of iOS mobile application development for iPhone/iPad using Swift with Cocoa Touch and related frameworks
- Experience designing clean and maintainable APIs
- Experience with multithreaded programming
- Experience writing unit tests and testable code
- Knowledge of iOS SDK performance tools and optimization techniques
Conditions
- Base salary supplemented by equity compensation
- Salary range: $177,700 — $240,400 USD