Senior Software Engineer - iCloud Messaging Identity Services

At least 3 years of backend software engineering experience Experience in Java, Go, C#, or similar languages. Experience in building large-scale, highly-available cloud services. Experience with distributed database systems (such as Cassandra) Independent, driven, motivated, and a deep sense of ownership over the products we work on. Strong written and verbal communication skills

Good understanding of multi-threading, non-blocking I/O, and networking concepts Experience with applied cryptography (encryption, key exchange, hashing, certificates). Familiarity with identity, authentication, and authorization systems at scale

Ever wondered what turns an iMessage bubble blue? The IDS Server (Messaging Identity) team provides the identity and discovery backend services that power Messages, FaceTime and hundreds of other messaging, sharing, and sync features between Apple devices. We connect billions of devices around the world, and their users, with each other in a secure, reliable, and privacy-protecting way. We are a small team with big impact, tackling a wide breadth of challenges across account and phone number authentication, identity access management, messaging addressability, satellite messaging, combatting spam, and more.

Are you interested in product innovation and building new messaging experiences, while solving unique, large-scale, and highly-complex technical problems? Are you passionate about delivering the best possible experience to customers? If so, come join us!