Yelp Software Engineering: Web, Backend, Search, Ads, and Mobile at Yelp (San Francisco, CA)

Yelp has been connecting people with great local businesses since 2005. Yelp has grown to become the #1 local review and recommendation website, attracting over 36 million unique users per month and has over 2 million users on mobile clients (iPhone, Android, etc...).

What you need to know about Yelp Engineering:

Team size? 40 engineers and 1 dog named Darwin.
Release cycle? Daily, sometimes multiple times a day.
Code-reviews? Required on every check-in.
Source control? Git, duh.
KegMate enabled kegs? 1 so far but more to come.
Hackathons? Every six months.
Unit-tests? Lots of them. We use buildbot and testify. Required as part of every check-in.

Web Developer

* Develop cool and useful features for our Yelp community
* Expertise in JavaScript, HTTP, HTML/DOM, and CSS

Search and Data-Mining Engineer

* Tackle machine learning and IR problems from our database of local content (12M+ Yelp reviews)
* Strong grasp of algorithms and data structures; expertise in Python, Java, or C++

Ads/Revenue Engineer

* Show me the money! Use machine learning, statistic, economics, and optimization to build and improve our ad targeting systems.
* Strong grasp of algorithms and data structures; expertise in Python, Java, or C++

Back-end Engineer

* Build whole systems that are simple and scalable
* Expertise in your favorite modern programming language: Python, Ruby, Java, and/or C++

Mobile Developer

* Create fun and useful mobile applications for the iPhone, Android, Blackberry platforms and beyond
* Expertise in Objective C, Java and other mobile languages

Check out our brand new Yelp Engineering Blog!
http://engineeringblog.yelp.com

Read about a day in the life of a Yelp Engineer!
http://officialblog.yelp.com/2009/10/day-in-the-life-of-a-yelp-engineer.html

Source: Joel On Software

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