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Join Apple's Messages team as an engineer responsible for designing and ensuring the robustness of Messages core on-device architecture and sync infrastructure. Our team is dedicated to creating exceptional user experiences, as Messages is a crucial platform for secure global connections. You will focus on the foundational data structures, APIs, and persistence layers that power Messages across iOS, macOS, watchOS, and visionOS. Work on building and scaling infrastructure related to Messages in iCloud utilizing CloudKit, SQLite databases, and system daemons. You will have the opportunity to work closely with partner teams in iCloud, Telephony, IdentityServices. Come be part of the team helping our customers connect to their most important people in delightful, expressive ways.

Description

Every day, millions of people connect via Messages, expressing and sharing with the people who matter most to them in many different ways. We are constantly adding new communication tools for iMessage, all with end-to-end encryption for both individual and group conversations. We believe privacy is a fundamental human right, and you'll incorporate this belief into everything we build.","responsibilities":"Designing and maintaining the on-device architecture that stores, vends, and syncs Messages data across iOS, macOS, watchOS, and visionOS.

Developing robust data structures, APIs, and database schemas to support innovative new Messages features.

Building and optimizing sync infrastructure, specifically focusing on Messages in iCloud and CloudKit integration.

Managing system daemons, attachment storage, and transcoding pipelines.

Creating testable code to rigorously test changes and ensure consistent quality and backwards compatibility over time.

Collaborating with cross-functional teams-including peer engineers on protocols, security, platform API, and user experience-to build exciting new features.

Preferred Qualifications

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, with a record of replacing legacy code with new things in non-disruptive ways

Specific experience defining and driving data structures, APIs, or persistence layers for communication features

Minimum Qualifications

Strong object-oriented development and design skills

At least 6 years of industry experience building mobile applications

The ability to adapt quickly to new technical environments and resolve sophisticated problems

A passion for modular, maintainable, testable code

Pay & Benefits

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 $184,700 and $324,800, 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.

About Apple

Working at Apple means doing more than you ever thought possible and having more impact than you ever imagined.

Size: 10,000+ employees
Industry: Technology: Manufacturing

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