• Node.js 8.10
• handler: index.handler
• Need S3FullAccess
• Don't need to be placed in VPC
• Don't need any environment variables

• Trigger: Uploading PDF on S3 bucket
• Result: create thumbnail of PDF and upload on same bucket

• clone this repository

• install dependencies by following command

$ npm install gm aws-sdk util

Now, please write and commit your code.

• create zip file by following command

$ zip -r function.zip *

• Upload zip file from AWS Lambda console.

• Highly recommended to set Lambda function timeout (can be configured at Lambda console) over 30 sec.

• Write tests
• Introduce package manager, static type checker, lint
• Introduce any deployment flamework