Skip to main contentA logo with &quat;the muse&quat; in dark blue text.

Compiler Frontend Engineer

Yesterday Cupertino, CA

Apple is where individual imaginations gather together, committing to the values that lead to great work. Every new product we build, service we create, or Apple Store experience we deliver is the result of us making each other's ideas stronger. That happens because every one of us shares a belief that we can make something wonderful and share it with the world, changing lives for the better. It's the diversity of our people and their thinking that inspires the innovation that runs through everything we do. When we bring everybody in, we can do the best work of our lives. Here, you'll do more than join something - you'll add something.

We are seeking brilliant engineers passionate about compiler technologies and programming language innovation to join the C Languages and Libraries team. In this role, you'll advance the Clang compiler and pioneer seamless interoperability between C++ and Swift. Clang and Swift compilers are at the heart of Apple's developer tools and Xcode, used across Apple to build everything from operating systems to apps, as well as by millions of developers for their daily development work. You'll have the rare opportunity to enhance the development experience of countless developers worldwide, and to collaborate with thriving LLVM and Swift communities to shape the future of programming on Apple platforms. The team's work is regularly showcased at Apple's WWDC and in LLVM Developer Meeting. Join a supportive, tight-knit team within an encouraging, growth-focused workplace culture.

Want more jobs like this?

Get jobs in Cupertino, CA delivered to your inbox every week.

Job alert subscription


Description

In this role, you will design and implement compiler and language features in the Clang compiler to advance the stability, performance and security of C/C++/Objective-C software running on Apple platforms. Additionally, you will develop innovative Swift compiler features to advance seamless interoperability between Swift and C++ languages. You will have the opportunity to drive all aspects of feature development from conception to completion, including planning, implementation, deployment, and communication. Working collaboratively with teams across Apple, you will identify compiler solutions that address their specific requirements and enable successful adoption of new compiler features. You will engage with and support the large, diverse user base of Clang and Swift/C++ interoperability both within Apple and externally. You will also be an active contributor to the llvm.org(http://llvm.org/) and Swift(Swift.org) open source projects and collaborate with the open source community to advance these technologies. You'll join a supportive team that provides technical guidance, software architectural reviews, and mentorship within an encouraging, growth-focused workplace culture. We value creativity, communication skills, and integrity.

","responsibilities":"Design and develop Clang compiler features to strengthen platform stability, security, and performance

Design and develop Swift features to advance interoperability between Swift and C++

Work with teams across Apple to identify requirements and design solutions

Support Clang and Swift/C++ interoperability users through compiler enhancements and stability improvements, and consultation

Preferred Qualifications

Hands-on experience developing compiler and/or programming language features

Proficiency in C++ is a plus but not a requirement

Experience working on Clang or Swift compilers is a plus but not a requirement

Experience in LLVM or similar open source software development is a plus but not a requirement

Minimum Qualifications

Background in compiler and programming language development and passion for it

Ability to write memory safe, high-performing code in a language like C/C++

Excellent software engineering, testing and debugging ability

Strong communication and teamwork skills

Positive and respectful attitude in a diverse environment

B.S. in Computer Science or equivalent experience

Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant .

Client-provided location(s): Cupertino, CA
Job ID: apple-200626437-0836_rxr-659
Employment Type: OTHER
Posted: 2025-12-07T19:05:58

Perks and Benefits

  • Health and Wellness

    • Parental Benefits

      • Work Flexibility

        • Office Life and Perks

          • Vacation and Time Off

            • Financial and Retirement

              • Professional Development

                • Diversity and Inclusion

                  Company Videos

                  Hear directly from employees about what it is like to work at Apple.