Apple

Apple

Posted via Apple Careers

Senior Software Engineer (Ads Platform) - Experimentation

Always Hiring

Posted Oct 28, 2026

Role at a glance

Job function
Software Engineering & IT Software Engineering
Salary
$150.4K – $277.6K/yr
Location
Cupertino, California, United States
Experience
Senior Level Strong experience in Experimentation frameworks, A/B testing and Machine Learning methodologies
Education
Degree in Computer Science, Statistics, Applied Math or related field.

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Role Summary

AI-generated

The Ads ML Experimentation team is seeking a Senior Software Engineer to build software platforms and systems that advance experimentation for machine-learned algorithms at scale. The role involves designing tools for A/B test management, exploratory analysis, and real-time experiment monitoring while preserving user privacy.

What You'll Do

  • Design, implement and evolve the features of a multivariate experimentation platform in partnership with business leaders and stakeholders
  • Design and engineer tools for managing AB test experiments, performing exploratory analysis, and real-time monitoring of experiment behavior
  • Build sophisticated systems essential to the end-to-end development of predictive algorithms
  • Promote experimentation best practices across the organization
  • Execute on the experimentation roadmap and future integrations with data-driven prioritization

Generated from the employer's posting. Verify important details before applying.

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Qualifications

A senior engineer skilled in large-scale distributed cloud systems, experimentation frameworks, A/B testing, and machine learning methodologies.

Required

  • Skilled at designing and building complex large-scale and distributed software systems in cloud computing environments like AWS
  • Strong experience in Experimentation frameworks, A/B testing and Machine Learning methodologies
  • Fluency in programming languages like Java, Scala, Python and SQL
  • Experience with event stream processing (ESP) technologies like Spark Streaming, Kafka, Flink or equivalent
  • Experience with backend object stores, automated data pipelines, cloud-native data storage and processing frameworks
  • Familiarity with data-oriented workflow orchestration frameworks like Airflow, Kubeflow, etc.
  • Familiarity with statistics and ability to use data analysis techniques to understand data quality, profile system loads, relationships...
  • Excellent communication, social and presentation skills

Preferred

  • Prior experience in advertising industry
  • Prior experience with advanced statistical and causal inference
  • Degree in Computer Science, Statistics, Applied Math or related field.
  • 5+ years of industry experience designing, building, maintaining, and extending web-scale production systems.
  • Exposure to AB testing and machine learning methodologies.

Original job description

Content provided by the employer

Summary

At Apple, we work every day to create products that enrich people’s lives. Our Advertising Platforms group makes it possible for people around the world to easily access informative and imaginative content on their devices while helping publishers and developers promote and monetize their work. Today, our technology and services power advertising in Search Ads in the App Store and Apple News. Our platforms are highly-performant, deployed at scale, and setting new standards for enabling effective advertising while protecting user privacy. Ads ML Experimentation team is looking for a Senior Software Engineer to build the next generation of software platform and systems to advance experimentation that connect millions of global users to content from publishers and developers. Your work will drive the experimentation framework development of machine learned algorithm at scale. You will build sophisticated systems essential in the end-end development of predictive algorithms. You will design and engineer tools for managing AB test experiments, for performing exploratory analysis, and for real-time monitoring of experiment behavior, while preserving the privacy of our customers.

Description

Partner with business leaders and stakeholders to design, implement and evolve the features of a multivariate experimentation platform. Promote experimentation best practices across the organization. Execute on the experimentation roadmap and future integrations with data-driven prioritization. Exercise strong judgment and make thoughtful decisions with ambiguous situations. Striking the right balance between short-term wins vs. long-term success based on various constraints. You will join and contribute to a culture that emphasizes observability and understandability, reliability, resiliency, simplicity, reusability, extensibility, scalability, velocity and productivity. We are one team, nurturing each other’s growth and supporting each other in delivering for our customers and Apple.

Minimum Qualifications

Skilled at designing and building complex large-scale and distributed software systems in cloud computing environments like AWS
Strong experience in Experimentation frameworks, A/B testing and Machine Learning methodologies
Fluency in programming languages like Java, Scala, Python and SQL
Experience with event stream processing (ESP) technologies like Spark Streaming, Kafka, Flink or equivalent
Experience with backend object stores, automated data pipelines, cloud-native data storage and processing frameworks
Familiarity with data-oriented workflow orchestration frameworks like Airflow, Kubeflow, etc.
Familiarity with statistics and ability to use data analysis techniques to understand data quality, profile system loads, relationships between business metrics, and technical performance
Excellent communication, social and presentation skills
Skilled at operating in a cross-functional organization
Ability to condense complex concepts and analysis into clear and concise takeaways that drive action
Prior experience in advertising industry is a plus
Prior experience with advanced statistical and causal inference is a plus
Curious business attitude with a proven ability to seek projects with a sense of ownership

Preferred Qualifications

Degree in Computer Science, Statistics, Applied Math or related field.
5+ years of industry experience designing, building, maintaining, and extending web-scale production systems.
Exposure to AB testing and machine learning methodologies.

Pay & Benefits — Cupertino, California, United States

At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $150,400 and $277,600, and your base pay will depend on your skills, qualifications, experience, and location.

Apple employees also have the opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan. You’ll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses — including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits

Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

Application Deadline

Apple accepts applications to this posting on an ongoing basis.

Apple

About the company

Apple

Large Enterprise

Apple Inc. is a global technology company known for its innovative products and services, including the iPhone, iPad, Mac computers, and Apple Watch. Founded in 1976, Apple has continuously pushed the boundaries of design and functionality, earning a reputation for high-quality consumer electronics and software solutions like iOS and macOS. With a strong commitment to user experience and privacy, Apple also leads in digital services, offering platforms such as the App Store, Apple Music, and iCloud. The company's focus on sustainability and corporate responsibility further enhances its standing as a leader in the technology sector.