Software Engineer, Search Infrastructure

San Francisco

Pinterest Search currently operates over a very large scale of hundreds of millions of queries and billions of documents, and our next step is to dramatically improve our search results by customizing them to a particular user. We plan on using significant personalization to build a truly unique search product. To achieve this, we'll be leveraging this huge amount of data by building an efficient and scalable full search stack capable of combining traditional information retrieval technologies with efficient user personalization models.

What you'll do :
  • Work on improving next generation Search across Pinterest and enabling result set personalization
  • Partner cross-functionally to enhance the performance and reliability of the core search system as well as enhance our experimental new hybrid search
  • Develop a very large scale system utilizing clusters of machines to implement a custom full stack search strategy involving retrieval, lightweight scoring, full scoring and result set analysis as well as query understanding
What we’re looking for :
  • MS or PhD in computer science or closely related field
  • 5+ years of relevant industry experience
  • Experience in the design, implementation, and delivery of sophisticated production infrastructure systems
  • Fluent in C/C++, Java and/or Python

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Other information

If you haven't already, try it out! Understanding the product will help you work through some of our interview questions.

We’re looking for all kinds of people



To build an app that’s used and loved by people all around the world, we need a team with all kinds of different perspectives, experiences and backgrounds.



To put it legally: Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best people in every job. Pinterest policy prohibits unlawful discrimination based on race, color, religious creed, sex, gender identity, marital or veteran status, age, national origin, ancestry, citizenship, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member), sexual orientation, pregnancy or any other consideration made unlawful by federal, state or local laws. It also prohibits discrimination based on a perception that anyone has any of those characteristics, or is associated with a person who has or is perceived as having any of those characteristics. All such discrimination is unlawful.