Migrating a Service from a Container to Serverless

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Migrating a Service from a Container to Serverless

As serverless gains traction, the desire to experiment with moving from containers to serverless is undoubtedly growing. In this hands-on lab, we will review a few of the many things to consider when looking to adapt an application for serverless, specifically AWS Lambda. We will also explore the use of the distro-agnostic Serverless Framework to aid in our refactoring and application deployment.

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Lab Info

Level

Intermediate

Last updated

Sep 23, 2025

Duration

30m

Challenge

Create an Access Key/Secret Key

Use IAM to create an access key and a secret key for use with the Serverless Framework.
Challenge

Install Packages

Globally install the serverless package with npm, then install serverless-http to the project.
Challenge

Refactor the Application

Export the application in app.js and comment out the port assignment line.
Challenge

Use the Serverless Framework

Use the Serverless Framework to create template handler.js and serverless.yml files, then update these files to reference the application and use serverless-http.

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