Holy email campaigns, Batman! Customer.io just released really fast campaign filtering. Finding your campaigns gets a bit easier in V3. now showing 20 per page AND you can type in the name of a campaign to quickly filter, or sort by things like the number of emails sent, when it was created or w…

One thing you’ll notice in V3 of Customer.io is we killed the name “Transactional campaigns”. What we used to call Transactional email in Customer.io was an email triggered by an event. So, in V3, we’re simplifying and getting to the heart of what you’re doing. We’re renaming Transactional campai…

Have you ever walked into your favorite store or restaurant and a member of the staff immediately recognized you? Imagine they said something like “Hey Sofia, we just got in a great hat that will go with the coat you bought last month!” It would be a pretty surprising feeling, right? We’re used …

There were 2 places to find emails that Customer.io sent. You could look up a person and see every email they’ve received. Or you could look at a campaign and see what was sent recently. We’ve now added a third – Email Logs. Email logs show a list of every email you’ve sent from Customer.io The d…

In the past if you wanted your data in a CSV, you’d have to send us an email and we would (usually quickly) run an export on the server and send you your CSV. Exports used to cause strain on the customer.io system We provided exports this way because when people have millions of rows of data, it …

“Hey.” That’s the subject line that helped Obama raise 690 million dollars. But how could Obama’s team know it would work? It wasn’t because they had “one weird trick”. They were using a tried and true method: A/B testing. By testing the subject lines, layout, and content of their email marketi…

Infrastructure This week we have our first production use of Foundation DB, a distributed database that we plan to use quite extensively as we grow Customer.io. After several months of extensive testing, it’s the first database we came across that could handle your needs. Migrated email data fro…

Dominique Ansel might not be a name you’re familiar with, but here in New York he’s kind of a big deal. He’s the creator of the Cronut, a doughnut-croissant hybrid filled with pastry cream, in unique flavors liks fig mascarpone and passion fruit caramel. It’s crunchy on the outside, creamy soft a…

Google made headlines last week after announcing the new Grid view for their Promotions tab. While it’s still in field trials, Grid view will inevitably present a new challenge for your emails. To prepare for Grid view going mainstream, and to make sure your emails look great for any customers t…

Most of the internet was reacting this week to an exploit called Heartbleed. On Tuesday, we had closed the primary vector of attack and tweeted about it. We’ve upgraded OpenSSL to address the Heartbleed bug. http://t.co/gOdC9RkUTn . One exception is Amazon’s ELB which they are working on. — Custo…