Staff/Sr. Core Infrastructure Engineer

Do you want to make Apple products smarter for our users? The Core Infra team is looking for an experienced software engineer to work on core infrastructure for information intelligence at Apple. We build systems to connect Apple users to information as part of the wider Apple Intelligence initiative. You will work closely with product teams and information intelligence teams to deliver reliable, scalable, and efficient infrastructure that powers Apple products for billions of users., Design, develop, and operate the large-scale backend infrastructure that powers Apple’s information intelligence and search features

Optimize massive-scale data pipelines to process large volumes of data

Collaborate closely with product, search, and machine learning teams to define infrastructure requirements and deliver robust solutions

Ensure the health and performance of critical infrastructures by monitoring key metrics, troubleshooting complex issues, and participating in an on-call rotation

Experience with large-scale data processing, information retrieval, web search, or ranking systems, 10+ years of experience of software development in developing and operating large-scale cloud infrastructure.

Proven experience designing, building, and operating large-scale distributed systems and backend services (e.g., using cloud platforms like AWS/GCP and container orchestration like Kubernetes)

Solid understanding of networking protocols (e.g., TCP/IP, DNS, HTTP) and their application in building large-scale systems

Excellent communication and collaboration skills to work effectively with cross-functional teams

Strong software engineering fundamentals in data structures, algorithms, and system design

BS, MS, or Ph.D. in Computer Science or a related field, or equivalent experience

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 $175,000 and $308,500, 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.

We design and build infrastructures to support features that empowers billions of Siri users. Our team processes trillions of links to find the best content to surface to users through search. We also analyze pages to extract critical features for indexing, ranking. We apply statistical analysis to improve link selection, freshness, retrieval rates, extraction quality, and many others. You’ll have the opportunity to work with large scale systems with trillions of rows and many petabytes of data and incredible complexity.