Join Apple's Messages team as an engineer focused on designing and ensuring the robustness of the Messages core on-device architecture and sync infrastructure. This role is essential for creating exceptional user experiences on a platform that facilitates secure global connections. You will work on foundational data structures, APIs, and persistence layers that power Messages across various Apple operating systems. The team is dedicated to enhancing communication tools while prioritizing user privacy and security.

• Strong object-oriented development and design skills
• At least 6 years of industry experience building mobile applications
• At least 2 years of prior hands-on iOS or macOS application development
• Experience with Swift and/or Objective-C preferred
• Experience with databases (SQLite), sync frameworks (CloudKit), and system daemons (XPC)
• Experience with system concepts including multi-threaded processing, synchronization, and interprocess communication
• Experience maintaining legacy code and backwards compatibility

• Design and ensure the robustness of Messages core on-device architecture and sync infrastructure
• Build and scale infrastructure related to Messages in iCloud utilizing CloudKit and SQLite databases
• Work closely with partner teams in iCloud, Telephony, and IdentityServices
• Define and drive data structures, APIs, or persistence layers for communication features
• Incorporate privacy as a fundamental human right into the development process

• Employees at Apple are often offered comprehensive benefits that support physical and mental well-being—flexible medical plans, confidential counseling, onsite wellness centers at major campuses, and resources for fitness and daily life. Families typically receive fertility support, paid parental leave with gradual return, caregiving leave, and dependent-care guidance, while financial perks commonly include stock grants (with purchase discounts), 401(k) matching, and income-protection coverage. Employees also see robust time off, Apple University learning and tuition reimbursement, donation matching and paid volunteer hours, and deep product and partner discounts.