Apple

Data Engineer (Data Products - Apple Ads)

Apple
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1 month ago
Cupertino, CA, USAEntry Level / Mid Level
H1B sponsor

Responsibilities

  • Build secure, scalable data and machine learning systems across real-time, near-real-time, and batch execution contexts.
  • Design and deliver pipeline architecture, ML model development, training, deployment, and privacy-preserving infrastructure.
  • Drive reliability, performance, efficiency, schema-change, backfill, experimentation, and testing improvements.
  • Apply business, analytics, and engineering understanding to create reusable and efficient solutions.
  • Use LLMs and AI coding agents for implementation, testing, debugging, code review, and evaluation while validating correctness, privacy, and cost.
  • Collaborate with engineers and product managers, participate in code and design reviews, and mentor others as seniority increases.
  • Contribute to on-call, monitoring, incident response, root-cause analysis, and continuous reliability improvements.

Requirements

  • At least 1 year of industry experience building scalable data pipelines and machine learning systems or other distributed software at scale.
  • Strong computer science and software engineering fundamentals, including data structures, algorithms, and system design.
  • Proficiency in modern programming languages such as Rust, Python, Java, or Scala.
  • Experience with distributed systems and data processing technologies such as Spark, Kafka, or Flink.
  • Experience building and scaling systems on premise and in the cloud.
  • Hands-on daily engineering experience with LLMs such as Claude or Gemini for code generation, review, debugging, test writing, agentic loops, and evaluation systems.
  • Effective communication and collaboration with technical and non-technical cross-functional teams.
  • BS or MS in Computer Science, Software Engineering, Distributed Systems, or a related field.
  • Experience with NoSQL datastores such as Cassandra, Keyspaces, or ElastiCache is preferred.
  • Experience with lakehouse and Iceberg table formats, anomaly detection, and A/B experimentation frameworks is preferred.
  • Experience driving reliability, efficiency, or cost improvements and mentoring engineers is preferred.
  • Prior advertising-industry experience is a plus.

Tech Stack

Apache CassandraApache FlinkApache KafkaApache SparkJavaPythonRustScala

Categories

Data EngineeringML Engineering
Apple

About Apple

10,000+ employees

Apple designs and sells consumer electronics, software, and services for consumers and professionals worldwide, including iPhone, Mac, iPad, Apple Watch, and AirPods, plus platforms like iOS/macOS and services such as the App Store, iCloud, Music, and TV+. Its business combines device sales with services and subscriptions and in-house silicon design. Founded in 1976, Apple is headquartered in Cupertino, California, and trades on NASDAQ as AAPL.

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