Building Dynamic Websites using AWS Lambdas

Learn how to use AWS Lambda—plus technologies you already know, such as JavaScript and HTML—to build a dynamic serverless website.

Introduction

• Serverless technology is for full-stack developers
• Getting your website set up for the course

1. The Role of Serverless in a Dynamic Environment

• Static websites are a starting point
• Websites are really browser-based APIs
• Serverless websites from 10,000 feet
• Challenge: Diagram a multiple-step request flow
• Solution: Diagram a multiple-step request flow

2. From a Request to Lambda

• Setting up an API gateway
• Routing requests to Lambda
• Hello Lambda!
• Deploy your API gateway
• Enable Lambda proxy integration
• Challenge: Write a simple responder for a web request
• Solution: Write a simple responder for a web request

3. From a Lambda Back to HTML

• Submit to an API with JavaScript
• Test your new JavaScript submission
• Deal with the dreaded CORS problem
• Challenge: Update your HTML with the Lambda response
• Solution: Update your HTML with the Lambda response
• Get SES ready for sending email
• Give your Lambda function permissions to use SES
• Send an email from your Lambda function
• Convert your Lambda to run synchronously
• Challenge: Add in the information from the feedback form to your Lambda function
• Solution: Add in the information from the feedback form to your Lambda function

4. How Far Can Serverless Dynamic Websites Go?

• The tipping point of a dynamic website
• AWS provides managed services for nearly everything

Conclusion

• Next steps