Senior OS Software Engineer, Evaluation

Apple Inc

Actively hiring Verified listing
Seattle, WA Posted 9 days ago $171,600–$302,200 / year
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At a glance

AI generated

TL;DR

As a Senior OS Software Engineer on Apple’s Experimentation team, you will play a pivotal role in building and extending the company's experimentation system across all operating systems. Your day-to-day responsibilities include designing and implementing new features for the on-device daemon and framework, developing high-performance libraries, and participating in every phase of software development from conception to deployment. You will collaborate closely with feature teams to enhance developer and user experiences by optimizing memory usage, power efficiency, and performance. This role demands expertise in Objective-C, Swift, C/C++, Kotlin, and a deep understanding of operating system fundamentals such as threading, synchronization, and inter-process communication. The team operates at an unprecedented scale, supporting over 2.5 billion devices globally, and focuses on accelerating the adoption of AI and experimentation culture across Apple’s expansive product lineup.

Skills

Objective-C Swift C/C++ Kubernetes Terraform Python PostgreSQL CI/CD Docker Prometheus Grafana iOS macOS AI A/B Testing

What you'll do

  • Design and implement new features and APIs for the Experimentation service across Apple OSes
  • Develop high-performance libraries that are easy to use by developers
  • Diagnose and resolve issues across different layers of the software stack
  • Write unit and integration tests for both new and existing code
  • Obsess over memory, power, performance, and developer experience in OS design
  • Drive critical design discussions and elevate peers through code reviews

What we're looking for

  • BS in Computer Science or related field with 7+ years of work experience
  • Industry experience in Objective-C, Swift, C/C++, Kotlin, or similar languages
  • Strong understanding of operating system fundamentals including threading, synchronization, IPC, scheduling
  • Proven ability to deliver production-grade OS software
  • System design and architecture skills for high-performance libraries and frameworks
  • Collaborative skills with cross-functional teams for designing system architecture

Market check

Salary context

This $171,600–$302,200 range sits above 89% of similar postings on FindRole.

Peer median band

$117,000–$209,665

Median floor and ceiling across peers.

Typical midpoint (25–75%)

$141,306–$203,300

Middle half of comparable postings.

Based on 240 comparable postings.

* 240 is the maximum number of comparable postings sampled.

Employer

About Apple Inc

Apple Inc. is a multinational technology company known for designing and manufacturing consumer electronics, software, and online services, including the iPhone, Mac, iPad, and App Store. Industry: Consumer Electronics & Software

Apple Inc currently has 43 open roles on FindRole.

Listed pay typically runs $147,400–$272,100 across 35 roles with salary data.

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View all roles at Apple Inc

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