Senior OS Software Engineer, Evaluation

Apple Inc

Confirmed live yesterday High trust

Quick summary

Work type: On-site
Location: Cupertino, CA
Salary: $150,400–$277,600 / yr
Posted: 98 days ago
Freshness: Confirmed live yesterday
Nearby: 99+ roles within 25 mi

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Salary context

Competitive pay

How this pay compares to similar roles

Similar $201k

This role $214k

$135k most similar roles pay here $293k

This role pays more than 65% of similar roles. Most pay $164,750–$236,300 — the shaded band above. At the midpoint, this role pays about $214k versus about $201k for comparable roles.

Based on 240 similar postings.

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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 1984 open roles on FindRole.

Listed pay typically runs $175,000–$277,600 across 1590 roles with salary data.

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At a glance

TL;DR · Senior OS Software Engineer, Evaluation

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AIML - Sr OS Software Engineer, Evaluation will join the Experimentation team to build and extend a comprehensive experimentation system used across all Apple operating systems. This role focuses on developing the core on-device daemon and framework that enables feature teams to measure, understand, and improve products. You will design new features and APIs for the on-device service while maintaining high-performance libraries with a focus on memory, power, and performance. The position requires expertise in Objective-C, Swift, C/C++, or Kotlin, alongside deep knowledge of operating system fundamentals like threading, synchronization primitives, inter-process communication, and scheduling. You will solve technical challenges related to experimentation and A/B testing while ensuring high-quality developer experiences. This role addresses the critical problem of accelerating AI adoption through a robust infrastructure that supports diverse products across multiple platforms.

Skills

Objective-C Swift C C++ Kotlin Operating Systems System Design Architecture A/B Testing AI iOS macOS Threading Synchronization Primitives

What you'll do

Design and implement new features and APIs for the on-device Experimentation service across multiple operating systems.
Develop and maintain high-performance libraries that are optimized for developer ease of use.
Manage the full software development lifecycle including problem definition, design, implementation, testing, and debugging.
Diagnose and resolve complex issues across different layers of the software stack.
Write unit and integration tests to ensure the reliability of new and existing code.
Optimize system performance with a specific focus on memory, power, and execution speed.
Lead technical design discussions and conduct peer code reviews to improve overall system architecture.

What we're looking for

A BS in Computer Science or related field with 7 years of work experience is required.
An MS in Computer Science or related field with 5 years of work experience is required.
Experience in Objective-C, Swift, C/C++, Kotlin, or similar languages is required.
Strong system design and architecture skills are required.
A strong understanding of operating system fundamentals like threading, synchronization, IPC, and scheduling is required.
Proven ability to deliver production-grade Operating Systems software is required.
Experience in iOS, macOS, or similar operating systems is preferred.
Experience in experimentation, A/B testing, or AI is preferred.