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Staff Software Engineer - CloudKit Client

Apple

Salary not specified
Nov 9, 2025
San Francisco, CA, US
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The iCloud Services team needs to ensure the availability, high performance, and efficiency of iCloud services, as well as security and data privacy. This role will contribute to the development of the next generation of cloud services infrastructure, powering new and existing applications.

Requirements

  • 5+ years of software engineering experience with strong programming skills in Objective-C and/or Swift
  • Experience building on Apple Platforms (macOS, iOS, watchOS, tvOS, etc.)
  • Experience in building system-level frameworks and APIs
  • Experience in Swift concurrency
  • Experience with Event-based programming or inter-process communication is a plus
  • low-level (C/Objective C, libdispatch, POSIX APIs) and system-level skills (synchronization protocols, framework design, IPCs, multi-process performance work, system-wide resource sharing.)

Responsibilities

  • Work with adopters to craft clear APIs
  • Work with the network and file system stacks to build performant daemons
  • Work with our server counterparts to design scalable features and protocols
  • Implement core components of the cryptographic protection of cloud data

Other

  • Ability to build relationships with diverse groups of people
  • Proven track record of working on rapid development cycles and shipping software on tight schedules
  • Excellent communication
  • Bachelor's Degree in an engineering-related field or equivalent related experience