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Optimizely Blog

Tips & Tricks for Building Your Experimentation Program

How 23andMe Improved UX and Web Page Speed


At Optimizely, we take pride in our commitment to performance. To that end, typically the success that comes from scaling your experimentation program involves running many iterative tests. And as the number of concurrent A/B/n tests increases webpage performance should be monitored and maintained to ensure snappy experiences for your end-users. 23andMe shares our focus […]

Defining your Experimentation Program: Templates for Team Structure, Key Contributors and KPIs


Defining your Experimentation Program: Templates for Team Structure, Key Contributors and KPIs

I’m Becca Bruggman, Optimizely’s Experimentation Program Manager. My job is to make sure we are “drinking our own champagne” and run a best-in-class experimentation program.  To help you do the same, I built the Experimentation Program Toolkit and am writing a blog series about the core process it takes to run a best-in-class experimentation program […]

Introducing the Experimentation Program Toolkit & Templates


Introducing the Experimentation Program Toolkit & Templates

As Optimizely’s Experimentation Program Manager since 2018, my job is to make sure we are “drinking our own champagne” and truly running a best-in-class experimentation program, lovingly referred to as “Optimizely on Optimizely.”. To do this consistently requires multiple tactics deployed over the course of days, weeks, months and years. In previous posts on the […]

Handling the Scale of Black Friday and Cyber Monday at Optimizely


The National Retail Federation reported more than 189.6 million Americans shopped from Thanksgiving through Cyber Monday 2019. The survey found that 124 million people made purchases in stores while 142.2 million shopped online; demonstrating today’s seamless shopping world, 75.7 million participated in both. Given Optimizely’s partnership with retail online businesses, the Thanksgiving holiday is one […]

Experimentation Works: The Surprising Power of Business Experiments


Stefan Thomke, an authority on the management of innovation, is the William Barclay Harding Professor of Business Administration at Harvard Business School. He has worked with global firms on product, process, and technology development, customer experience design, operational improvement, organizational change, and innovation strategy. Professor Thomke has been pioneering in the field of experimentation since before […]

Powerful Feature Flags in Swift + iOS


Powerful Feature Flags in Swift + iOS

Feature flags allow you to slowly rollout a feature, rather than doing a risky big bang launch, and are extremely helpful when used in a continuous integration and continuous delivery environment. At Optimizely, we commonly use feature flags to reduce the risk of complicated deploys like rolling out new APIs. However, building a feature flagging […]