We build powerful

Search solutions

Our Elasticsearch and Solr experts provide professional consulting and tailored application development.

We wrote the book on

Search relevance

What good is search if you can never find anything? We're pioneers in smarter search that "gets" users.

We are passionate

We've spoken at conferences from San Diego, to NYC, to Dublin. Our blog is read by industry experts.

Good search understands a user's intent, not just what they type.

We wrote Relevant Search, the definitive guide to building smarter Elasticsearch and Solr applications.

One of the best and most engaging technical books I've ever read. — Trey Grainger, Lucidworks

Will help you solve real-world search relevance problems for Lucene-based search engines — Dimitrios Kouizes-Loukas, Bloomberg

We built Quepid, a search testing platform that takes the guesswork out of search relevancy.

Do NOT attempt a search project without it. — John Bickerstaff

Want to just understand why results are showing up in your search?

Relevant Search »
Learn the secrets of building intuitive, targeted search.

Elasticsearch course »
Dive into Elasticsearch and AngularJS in this video course.

Solr Enterprise Server »
We cowrote the first book on Solr. Now in its third edition.

How to Implement a Normalized Discounted Cumulative Gain (NDCG) Ranking Quality Scorer in Quepid Bertrand rigaldies on February 26, 2018

A guide on how to implement, test, and deploy a Normalized Discounted Cumulative Gain (NDCG) ranking quality scorer in Quepid.

Solr Multiterm Synonyms: avoiding sow=false surprises Doug turnbull on February 20, 2018

We document some of the behaviors behind Solr's relatively new sow=false strategy for parsing queries and dealing with query-time synonyms

Haystack Agenda Announced! Doug turnbull on February 16, 2018

The agenda for Haystack - the search relevance talk - has been announced!