Apple

Sr. Software Engineer, Customer Systems

Apple
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8 hours ago

Responsibilities

  • Design and build low-latency, high-throughput microservices supporting Apple customer experiences.
  • Develop production backend applications using Java and the Spring ecosystem.
  • Design, implement, and ship highly scalable, available, fault-tolerant, secure cloud-based distributed systems.
  • Apply performance optimization techniques involving concurrency, memory management, and JVM internals.
  • Design and implement APIs with versioning, backward compatibility, gateway patterns, rate limiting, and contract-first approaches.
  • Use caching and in-memory data technologies for high-throughput applications and session management.
  • Lead software projects as a technical lead and mentor software engineers.

Requirements

  • Bachelor of Science in Computer Science, Computer Engineering, or a related technical field, or equivalent professional work experience.
  • At least 5 years of professional software development experience.
  • At least 2 years of experience with Java, including concurrency, memory management, and performance optimization.
  • Proficiency in object-oriented programming, data structures, algorithms, software design patterns, and maintainable backend code.
  • Production experience with Spring Boot, Spring MVC, Spring Security, Spring Data, Spring Cloud, dependency injection, auto-configuration, WebFlux, and Spring-based microservices.
  • Strong understanding of JVM internals, including garbage collection, memory allocation, JIT, and JNI.
  • Experience with distributed systems, networking concepts, HTTP/HTTPS, TCP/IP, CDNs, load balancing, edge computing, DNS, and Zero Trust architecture.
  • Preferred experience leading software projects, mentoring engineers, using Claude, Copilot, or Codex, and working with Go, Python, Ruby, REST, gRPC, GraphQL, OpenAPI, Swagger, Protobuf, Redis, Memcached, Hazelcast, or Ehcache.

Tech Stack

GoGraphQLgRPCiOSJavaPythonRedisRubySpring Boot

Categories

Apple

About Apple

10,000+ employees

Apple designs and sells consumer electronics, software, and services for consumers and professionals worldwide, including iPhone, Mac, iPad, Apple Watch, and AirPods, plus platforms like iOS/macOS and services such as the App Store, iCloud, Music, and TV+. Its business combines device sales with services and subscriptions and in-house silicon design. Founded in 1976, Apple is headquartered in Cupertino, California, and trades on NASDAQ as AAPL.

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