Senior Software Engineer - Transparency - iCloud

Apple•Cupertino, CA

About The Position

Ever wondered how to prove your conversations are secure or how to build trust in the privacy claims of a cloud service? Transparency service provides secure identity and verifiable transparency that protect iMessage, Private Cloud Compute, and other critical Apple products. We build the backend systems that provide public, cryptographic proof that users’ data and messages are secure, ensuring that the billions of Apple users and their devices can connect with confidence. We are a small team with big impact, tackling challenges across verifiable key transparency, privacy-preserving infrastructure, data consistency and reliability at extreme scale, and building publicly auditable and tamper-evident logging systems. Are you interested in product innovation and building services with unrivaled privacy and security, 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! DESCRIPTION Join us to build transparency infrastructure that scales to the next billion users and devices. Your responsibilities will cover all aspects of the software development lifecycle, including feature exploration, architectural design, development, testing, and operations for services that demand the highest standards of reliability and security. You will represent our team in various cross-functional settings and lead projects in our realms of expertise. We are seeking a strong technical hands-on engineer, who is passionate about applying their skills to create real-world impact and build products that users love. You should feel a personal stake in the services we are responsible for, be eager to learn about new technologies, and have the ability to build positive and effective relationships with the people you work with. Our work is complex, challenging and highly visible. The opportunities for you to make an impact here are boundless.

Requirements

At least 3+ years of backend software engineering experience
Experience in Java, Go, C#, or similar languages.
Experience in building large scale, highly available application services.
Independent, driven, motivated, and a deep sense of ownership
Strong written and verbal communication skills

Nice To Haves

Good understanding of multi-threading, non-blocking I/O, and client-server development.
Experience with applied cryptography
Understanding of transparency systems (key transparency, certificate transparency, Merkle trees)
Experience with distributed database systems (such as Cassandra)