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Backend Engineer, QoS

Apple· Core Backend & Systems Engineering
Apply on company site
San Diego, CA$142.3k - $214.3kFull-timePosted 1w ago

About the role

Backend Engineer role focused on building and scaling high-performance backend services and real-time data pipelines for observability and service health across Apple’s cloud infrastructure. Collaborate with cross-functional teams to deliver reliable tools and interfaces, mentor others, and influence architecture while upholding security and data integrity.

Responsibilities

  • Contribute to the design, development, and scaling of critical backend services and real-time data pipelines that process petabytes of data from across Apple's cloud infrastructure.
  • Help build the definitive tools and interfaces that Apple engineers will use to ensure their services are reliable.
  • Collaborate closely with teams across Apple services to understand their needs and provide observability for new and expanding lines of business.
  • Tackle complex challenges, learn to navigate ambiguity, and work with the team to deliver real impact.
  • Learn from and mentor other engineers, fostering a team culture of psychological safety, collaboration, and continuous growth.
  • As you grow in your career, guide technology choices, influence complex architectures, and take on broader challenges.
  • Uphold the integrity of the Apple experience by building systems that ensure seamless and reliable user experiences.

Qualifications

  • Experience building and scaling high-performance backend services and APIs (e.g., GraphQL, REST, gRPC).
  • Primarily JVM languages (Java, Scala, Kotlin) with value placed on polyglot experience (Go, Python, or Swift).
  • Experience designing and building large-scale data pipelines for batch or stream processing (e.g., Apache Spark, Apache Flink).
  • Proficiency in designing and building cloud-native, distributed systems (microservices, Kubernetes, event-driven patterns like Kafka).
  • Strong fundamentals in data systems with relational and NoSQL databases.
  • Commitment to high-quality software, testing, CI/CD, and performance tuning.
  • Experience with modern observability tools (Splunk, Grafana, Prometheus) and diagnosing complex issues in large-scale systems.
  • Strong understanding of security fundamentals and building secure, resilient software.
  • Ability to mentor engineers and foster collaboration, customer-focused mindset, and curiosity for emerging technologies (e.g., generative AI).
  • Track record of delivering exceptional software through various paths (degree, non-traditional education, or equivalent experience).
  • Understanding of security fundamentals and data-centric design.

Skills

Required:Backend service design and scalingProgramming languagesData pipelinesDistributed systemsData storesObservabilitySecurityMentorshipProduct mindset

Benefits

  • Comprehensive medical and dental coverage
  • Retirement benefits
  • Discounted products and free services
  • Educational expense reimbursement including tuition
  • Eligible for discretionary bonuses or commissions and relocation support
  • Employee stock plan opportunities with RSU programs
Last updated Oct 16, 2026. Interested? Apply on the company site.

About Apple

Discover the innovative world of Apple and shop everything iPhone, iPad, Apple Watch, Mac, and Apple TV, plus explore accessories, entertainment, and expert device support.

Discover the innovative world of Apple and shop everything iPhone, iPad, Apple Watch, Mac, and Apple TV, plus explore accessories, entertainment, and expert device support.

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