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Sr. Software Engineer, Search Indexing

San Jose, California eBay
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Job Title

Software Engineer, Search Indexing Team

Team Description

We are the indexing team for the ebay search engine.  The ebay search engine handles 5 billion queries daily on a corpus of 3 billion documents, and serves all searches on  The indexing team's job is to build the 20 different indexes for the ebay search engine, on a distributed infrastructure for both batch and real-time updates.  The team uses Java, Scala and Hadoop.  At present, we are transitioning from a 7 year old technology stack to a modern one built on Scala.  If you have a terrific understanding of Scala, Java and Hadoop, YOU are the person that we are looking for.  Come join us and make our search indexing platform world-class.

Job Responsibilities

  • Build new indexer features to support business requirements
  • Research and implement indexing techniques for higher search engine performance
  • Monitor and maintain the batch and realtime indexer pipelines to ensure high availability

More generally, the candidate is expected to:

  • Understand, estimate, design and implement complex software applications, primarily in Scala
  • Deliver highly performing, low latency, robust code with high test coverage, continuous integration and production monitoring
  • Lead product and engineering design and code reviews
  • Triage and debug production issues
  • Mentor junior team members

Basic Qualifications

  • Bachelor's Degree in Computer Science or closely related field with 5 years of relevant experience
  • Expertise in Java
  • Expertise in building scalable, distributed systems
  • Experience in Scala
  • Experience in big data technologies (Hadoop, Spark)
  • Familiarity in the field of Information Retrieval

Footnote about the level of understanding of a topic:
Mastery > Expertise > Experience > Familiarity

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eBay Inc. is an equal opportunity employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, veteran status, and disability, or other legally protected status.  If you are unable to submit an application because of incompatible assistive technology or a disability, please contact us at  We will make every effort to respond to your request for disability assistance as soon as possible.

For more information see:

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  • Software Development, San Jose, California, United StatesRemove