At Apple, the App Store Clickstream team needs to power the data backbone behind discovery, search, trust and safety, developer insights, and experimentation across billions of daily user interactions, meeting Apple’s high standard for quality and excellence.
Requirements
- Familiarity shipping GenAI apps to production: embeddings, vector DBs, RAG, prompt orchestration.
- Strong programming skills in one or more of Scala and Java.
- Hands-on expertise with distributed data systems such as Spark, Kafka, Hadoop, Flink.
- Solid foundation in data storage and SQL : (S3/HDFS/Parquet), and lakehouse tables (Iceberg/Delta/Hudi).
- Solid systems fundamentals: algorithms, data structures, concurrency, consistency, caching, and observability.
- Built and operated services with Docker/Kubernetes, automated CI/CD and low-latency inference systems.
Responsibilities
- Architect and operate petabyte-scale clickstream pipelines with strict SLAs.
- Define event taxonomies, schemas, and governance to ensure durable contracts, lineage, and high-quality metadata.
- Ship privacy-by-design processing: PII minimization, consent enforcement, differential privacy, and edge-friendly patterns.
- Build production GenAI services with clickstream context: embeddings, vector search, RAG, prompt orchestration, guardrails, and automated evals.
- Lead incident response and root-cause analysis; automate backfills, reprocessing, and lineage-aware rollbacks.
- Mentor engineers, influence architectural roadmaps, and improve on code quality, testing, performance, reliability, and documentation.
Other
- Excellent communication and collaboration skills; ability to influence multi-functional partners and drive complex projects to completion.
- BS/MS/PhD in Computer Science or related field, or equivalent experience.
- 8+ years of hands-on software engineering experience building large-scale data systems.
- Ability to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics.
