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How Codecademy Saw 5X Growth with Strategic Testing

Codecademy started out in 2011 as one of the first free products that taught people to code.  Since then, we have helped over 45 million learners improve their lives through programming while making major improvements to our product—driven by experimentation. Our goal is to empower the world through tech education, reaching as many learners as possible to support our vision. 

As a subscription business, we knew that small repeatable wins could compound to earn us millions of dollars in additional revenue. As part of the growth team, we were tasked with experimenting on any part of the business that could drive an impact, so we focused on the big, key levers of our monetization flow. 

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A Copy Testing Methodology for the Digital Age

It takes one wrong word to put your foot in your mouth. We’ve all done it and, in the process, squandered an opportunity to impress someone (or some crowd).

With copy, you have a chance to slip up on every homepage, product page, or ad.

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How to Use A/B Testing and Personalization Best Together

If you ask most marketers, they will tell you that A/B testing and personalization are two completely different things. I respectfully disagree, and I think this disagreement is at the root of how to use them best together.

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What’s on my mind

Hi, I'm Peep Laja—founder of CXL. I'm a former champion of optimization and experimentation turned business builder.

I do a lot of thinking, reading, and writing around business, strategy, and optimization. I send a weekly newsletter with what's on my mind on this stuff.

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