AI/ML - Sr. Search Engineer, Siri Search & Knowledge Platform

Seattle, Washington, United States
Machine Learning and AI


Weekly Hours: 40
Role Number:200182428
Siri's universal search engine powers search features across a variety of Apple products, including Siri, Spotlight, Safari, Messages and Lookup. Siri Knowledge team is building groundbreaking technology for algorithmic search. The features we build are redefining how hundreds of millions of people use their computers and mobile devices to search and find what they are looking for. As part of this group, you will work with one of the most exciting high performance computing environments, with lot of data, millions of queries per second, and have an opportunity to imagine and build products that delight our customers every single day.

Key Qualifications

  • Experience with programming languages including but not limited to: Go, Java or C/C++
  • Experience developing high quality, high performance server software
  • Knowledge of a scripting language like Python is a plus
  • Strong background in computer science: algorithms, data structures, concurrency, and distributed systems
  • Experience with Hadoop, Kafka and/or Spark is a plus
  • Excellent communication and collaborative skills


* Build high performance server side software and scalable APIs that power decisions for Siri Search and Knowledge including Semantic Search, Knowledge Graph representation and scalable APIs for querying the Knowledge Graph. * Machine learning infrastructure * Streaming infrastructure and streaming data processing * Profile and optimize the latency in a high QPS environment * Design and implement testing and alerting to ensure the quality of these services and pipelines

Education & Experience

Bachelor's or Master's degree in Computer Science or equivalent work experience

Additional Requirements

  • * Deep understanding of search and information retrieval fundamentals including indexing, query understanding, retrieval
  • * Experience building search solutions using Lucene/Elastic search or related search technologies
  • * Experience building real-time data ingestion pipelines using big data / streaming technologies like Kafka, Spark.
  • * Industry background in Consumer Electronics (nice to have)