We build powerful

Search solutions

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

Search services»

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.

Learn about relevance »

We are passionate

Industry leaders

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

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We're the relevance 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

Read the book »
Get help from the experts »


Products and services for smarter search

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

Try it Now »


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

Use splainer for free »

Selected Clients

  • USPTO
  • Cisco
  • Career Builder
  • O'Reilly

Partners

  • Elastic
  • Datastax

Our publications

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.

From the blog

Patterns for Synonyms in Elasticsearch: Keyphrases Doug turnbull on December 2, 2016

In this article I want to begin to discuss patterns that I've found useful when managing Solr/Elasticsearch synonyms.

Traditional Retail: Stop Whining, Start Reverse Showrooming Doug turnbull on November 30, 2016

Today I want to talk about one strategy traditional retailers can use: reverse showrooming. What do I mean by reverse showrooming? Basically that retailers take advantage of my materialistic lust to have an item *right fricken now* while I'm sitting at home.

First Impressions of Apache NiFi Eric pugh on November 22, 2016

Moving data around. It's always a pain. Is NiFi the better mousetrap for this?

Talk directly with Eric Pugh, our founder & CEO
(434) 466-1467 | eric@o19s.com