WHEN most people hear the term “Serverless,” they imagine a magical cloud that runs their apps without a single machine involved.

In reality, Serverless computing still relies on servers, just not the developers have to manage. It’s a new model of building applications where the cloud provider handles all the heavy lifting: provisioning, scaling, and maintaining servers. Developers simply write and deploy their code as small functions, and the rest happens automatically. This shift is quietly powering much of the modern web from how Netflix processes your seasons and movies to how TikTok delivers lightning-fast content.

Serverless is a cloud computing model where developers write application code without worrying about the underlying infrastructure. You don’t need to spin up a virtual machine, configure autoscaling, or maintain operating systems. Instead, you upload your code (typically in the form of small functions), and the cloud provider runs it in response to event, it can be a........

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