Justin Fink
Director, Developer Marketing-open in a new tabKlaviyo
Justin Fink
Posts by this author
Justin Fink
Jan 25, 2023
Expanded API endpoints & transitioning to Klaviyo’s new APIs

Klaviyo is committed to improving the experience for developers. In 2022, Klaviyo released: Today, we’re excited to announce Klaviyo’s API endpoint expansion enabling developers to build a wider array of personalized experiences. Newly released endpoints: Tags, Data Privacy, and Campaigns APIs We’re excited to release full CRUD functionality for our Tags API (in general availability), […]

Justin Fink
Sep 12, 2022
Power a new generation of data-driven experiences with our new REST APIs

At Klaviyo, we empower creators to own their destinies. Since our founding in 2012, we have built infrastructure designed to process, store, analyze & act on vast amounts of customer data. Today, we’re focused on giving developers all the flexibility you need to power a new generation of data-driven experiences and applications. With over 135,000 […]

Justin Fink
Sep 1, 2022
Testing and prototyping in Klaviyo with sample data

As a customer data platform, Klaviyo relies on data from your business to function. When evaluating Klaviyo without data, it can be difficult to understand exactly how certain features will work. We built the sample data tool to help our customers move faster by having representative data for testing and prototyping. The sample data tool […]

Justin Fink
Apr 27, 2022
Developer Showcase #1: Brian Whalley, Co-Founder of Wonderment

Welcome to Klaviyo’s Developer Showcase! Hello! As a brief intro, my name is Justin Fink and I lead developer marketing at Klaviyo.