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Apple ASE Cassandra Storage – Database Systems Engineer United States, California, San Francisco 907479970
07.04.2025
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As a member of this team, you will build and evolve major components of the database. These areas include:- Traffic and load balancing- Security and authorization- Quota and rate limiting- Tenant isolationSuccess in this role requires expertise in some of the following and ability to gain experience in others:- Fundamentals of system-level hardware and networking components (storage devices and controllers, network interfaces, CPU and memory layout in server-class systems).- Operating systems concepts (process scheduling, disk and network I/O, performance).- Datacenter architecture (networking topologies, host placement strategies, and failure modes); design of multi-datacenter systems; failure domains; and wide-area networking.- Understanding of distributed systems concepts (fallacies of distributed computing, CAP, FLP, etc).- Understanding of database concepts (consistency models, isolation levels, crash and recovery semantics).- Advanced concepts such as failure detection, smart clients, load balancing, request pipelining, speculation / retry policies, and operational semantics of high-throughput distributed systems.- Performance engineering (design concepts, profile-guided optimization).- Software validation concepts (fault injection, property-based testing and model checking, workload replay, quality metrics).- This role also requires excellent communication, ability to partner with our Site Reliability peers, and a high degree of customer focus when engaging with internal platform customers. Ability to work effectively with colleagues based in other locations is also essential; experience in this area is a plus. Prior experience with development of distributed databases / storage systems is recommended.
- Interest and foundations for expertise in developing distributed systems including concepts such as traffic and load balancing; quota and rate limiting; multi-tenant isolation; and security engineering.
- Understanding of the fundamentals of database systems, storage engines, or performance engineering.
- Understanding of key data structures and algorithms in storage and indexing.
- Proficient in modern Java.
- MS or Ph.D in Computer Science-related fields or 3+ years of equivalent work experience.
- - Experience developing software in open source communities a plus.
Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.
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