WebKit Web API and Authentication Engineer

San Diego, California, United States
Software and Services


Role Number:200376501
Imagine what you could do here! At Apple, new ideas have a way of becoming extraordinary products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. The Safari and WebKit team is responsible for Safari, the world’s fastest web browser. WebKit is also the name of the Open Source iOS and macOS framework that powers Mail, iBooks, and many other applications across all of our product lines. As a WebKit Web API and Authentication Engineer you will be responsible for growing WebKit’s support for a range of web developer APIs, with a emphasis on authentication features.

Key Qualifications

  • Strong skills in a manual memory managed (e.g., pointer-based) language such as C, C++, Objective-C, Rust, or Assembly Language.
  • Must be able to understand C++ code by reading it.
  • Experience programming with libraries through API without having access to the implementation details.


You will be responsible for implementing support for new web technologies in WebKit, as well as investigating problems in such features. You will also play a key role in implementing and improving authentication features. Specific job duties will include: - Implementing new web engine features, with a primary focus on authentication. - Reading and understanding web standards specifications. - Working with Apple’s Cryptography and Authentication teams on platform features. - Investigating bugs reported in WebKit-based applications. - Interacting with developers on the Open Source WebKit project. Compatibility with web specifications is an important part of the web platform, where content is meant to work accurately across multiple operating systems and browsers. You can help Apple provide the highest quality experience interacting with web content across our entire product line!

Education & Experience

BS in Computer Science, or three years of relevant project experience

Additional Requirements

  • Engineers often build successful careers on the WebKit team without prior experience working in web browsers. Some of these skills can give you a helpful head start:
  • Experience with Web technologies (HTML, CSS, JavaScript)
  • Familiarity with standard web identity and authentication techniques, such as OAUTH, WebAuthn, or cookie-based implementations.
  • Experience with UIKit, AppKit, CFNetwork, and LocalAuthentication frameworks.
  • Experience with systems programming and inter-process communication.