Until recently, when our customers created a campaign, they could choose to target the whole world, the U.S. or create a list of specific countries and U.S. metros (e.g. the San Francisco Bay Area, the Atlanta metro, etc.). Last week, we added the ability to target or exclude countries, metros, regi...

AdRoll is going gangbuster when it comes to hiring engineers. We’re adding headcount in a very competitive market on an ongoing basis, and we continue to differentiate ourselves with the depth and complexity of our engineering problems. We take a very collaborative approach to engineering but give i...

In rolling out our real time bidding infrastructure, we were faced with the task of syncing data for every user we could possibly target across four regions. We have on the order of hundreds of millions of users, and tens of thousands of writes per second. Not only do we have to deal with the daunti...

Anybody that has worked with AWS must deal with the arbitrary hostnames that AWS generates for each instance. These names are difficult to remember and not particularly useful to understand what tasks any particular node is assigned to. The classic solution to this problem is to use a DNS server, bu...

As perfect as jQuery may seem, sometimes its default behaviors end up being very surprising to the uninitiated. During a routine code review, these few lines were pointed out as being weird because, even though there are 2 append() calls, nothing was evidently wrong from the UI. if (this.summaryBar)...

At AdRoll, we have a lot of data to deal with. As we keep accumulating all of this data, our scaling issues become more complicated, and even something as simple as counting becomes a bit of a chore. After using Bloom filters to count uniques, we eventually wanted to find something more space effici...

Over the last year, AdRoll’s mission of making retargeting easy and effective for everyone has really caught fire. Last month alone, we welcomed over 1,250 new advertisers to our platform. The secret to our success has always been layering the industry’s most intuitive tools over a powerful data bac...

Tomorrow (Wednesday, June 12th) from 6:00-8:00pm, we’ll be hosting a group of Hadoop users and developers here at our SOMA headquarters, ShangRolla, for their monthly meetup. Hadoop is an “open-source software for reliable, scalable, distributed computing” used by top tech companies like Yahoo!, Fac...

Throughout my career, I have had the honor to work with innovative, fast-paced and industry-disrupting companies that have attracted some of the best talent around the world. When I was given the opportunity to build AdRoll’s internal recruitment machine, I jumped at this chance last December. Named...

We’ve been really busy over here at ShangRolla. One of the largest projects that we’ve tackled is a complete redesign of the interface used to set up, measure, and manage your AdRoll campaigns. We’re excited to offer you access, and we hope that you’ll take it for a spin. This version is just the be...

Meet Andrew Pascoe, data scientist! At AdRoll, product is everything. In order to continue offering our customers the most innovative and effective platform in the retargeting space, we’ve made some rockstar additions to our engineering team as of late, growing our eng. team 50% this year. Andrew wi...

There are many ways you can tell your startup is growing. Of course, we have our own internalmetrics around the hundreds of new retargeting advertisers who start using AdRoll every month. We’ve also found that two additional growth indicators are an increase in number of ramen packages consumed and ...