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Scaling with confidence: how Webflow handles growth and performance at scale

Scaling with confidence: how Webflow handles growth and performance at scale

A closer, technical look at how Webflow delivers world-class performance to millions of users daily.

Scaling with confidence: how Webflow handles growth and performance at scale

A closer, technical look at how Webflow delivers world-class performance to millions of users daily.

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We're looking for product and engineering talent to join us on our mission to bring development superpowers to everyone.

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Written by
 Allan Leinwand
Allan Leinwand
Chief Technology Officer
 Allan Leinwand
 Allan Leinwand

When it comes to building and hosting websites, one of the most common questions I get is whether Webflow can scale to meet the growing demands of businesses. The short answer? Absolutely.

Webflow not only meets these needs but often exceeds expectations. Let's break down how Webflow handles scale and why it’s built to support web developers and marketing teams every step of the way.

As a CTO who has been at companies from the founding moments to top 1% in terms of Internet scale, I’ve seen all of the pain points from 0 to 1 and beyond. Webflow provides both speed to unleash marketing teams to build without relying on engineering and the power and scale that engineering teams expect.

At Webflow, our operations are designed with three core principles in mind: availability, security, and performance. These priorities guide every decision we make. Our team works around the clock to ensure that the platform is always running smoothly, securely, and efficiently. Whether it’s a small business website or a large-scale enterprise project, Webflow is engineered to deliver world-class performance at all times.

Webflow’s platform revolves around our main user workflows: designing, hosting, and operating websites. And we don’t just excel at these—we’re leading the way for several million users and over 300,000 organizations like The New York Times, Dropbox, Away, Clear, Vice, TED, IDEO, and Orangetheory Fitness. In the past year alone, millions of new sites were created on Webflow. But what’s even more impressive is what happens every hour on Webflow.

Every 60 minutes:

  • several hundreds of new websites are built on a Webflow canvas 
  • designers and developers apply CSS styles to an HTML element more than 142,000 times
  • more than 15,000 website updates are published (about every 4 seconds!) transforming amazing designs into fully functional websites with HTML, CSS, and JavaScript—ready to be viewed globally within seconds

To manage this high volume of activity, Webflow utilizes AWS Lambda to convert and render both static and dynamic CMS content. Every hour, Webflow runs more than five million Lambda functions with a failure rate of less than 0.001%. This efficiency ensures that websites load quickly and reliably, providing a seamless experience for both the web designers and their audiences.

Image assets are a significant part of any website, and Webflow users upload around 15,000 images every hour. We don’t just store these images—we ensure each one is safe and optimized with variants automatically produced for different device sizes. Over 90% of these assets are served through our CDN partners, with more than 8 terabytes (TB) of data being distributed every hour. Our content delivery network (CDN) supports more than 2 million requests per second across over 250 locations worldwide, delivering assets that are often compressed into AVIF or WebP formats for faster load times. As new compression technologies become available, we update our products to decrease page load times and bandwidth usage.

Web developers heavily rely on Webflow’s APIs, and the numbers are staggering—more than 10 million API requests hit our endpoints every hour. To manage this data, we use a document database on top of AWS S3, where we store over two petabytes (PB) of data and nine billion objects. Our database infrastructure handles an average of many tens of thousands of operations/sec, ensuring that all website information, assets, and CMS data are readily available and securely stored.

Maintaining 99.99%+ availability is no small feat, and we take it seriously. Every hour, we collect 650 thousand observability metrics from our cloud servers, allowing us to monitor and optimize performance in real-time. We also have redundant backups of everything for business continuity and disaster recovery purposes. This focus on uptime and reliability is why so many organizations trust Webflow with their critical online presence.

While we may not yet be as large as tech giants like Instagram or Google, Webflow is growing rapidly and is more than ready for the future. Our platform is built to scale, and we’re continually pushing the limits of what’s possible. If you’re looking for a platform that can grow with your business, Webflow is ready to meet the challenge. 

And if you’re passionate about working on products at scale, we’re hiring! Check out our open roles on our careers page. We’d love to have you on board as we continue to scale new heights. Let's go!

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We're hiring!

We're looking for product and engineering talent to join us on our mission to bring development superpowers to everyone.

Explore open roles
We're hiring!

We're looking for product and engineering talent to join us on our mission to bring development superpowers to everyone.

Explore open roles
Explore open roles
Last Updated
September 10, 2024
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We're hiring!

We're looking for product and engineering talent to join us on our mission to bring development superpowers to everyone.

Explore open roles
Explore open roles