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Programmatically Utilizing Data From S3

In this lab, we're tasked with completing a Lambda function that collects data from S3, performs some basic formatting, and returns it to API Gateway to be loaded into a simple web interface.

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Lab platform
Lab Info
Level
Intermediate
Last updated
Sep 23, 2025
Duration
1h 0m

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Table of Contents
  1. Challenge

    Investigate the Lab Environment

    In the lab interface, make note of the S3 bucket name that contains the data files necessary to complete the lab. The bucket name is prefixed with random-users-data .

    Navigate to the Lambda web console and open the Users_primary function.

  2. Challenge

    Collect Object Keys from S3

    Add code to the Users_primary function to collect the keys of all objects within the random_users_data... bucket.

    S3 list Objects V2

  3. Challenge

    Collect and Combine Data from S3

    Add code to the Users_primary function to collect and combine the appropriate data from the random_users_data... bucket.

    S3 Get Object

  4. Challenge

    Observe the Results on the Web Interface

    Navigate to the web interface URL provided in the lab. If everything is working correctly, the counter should read 1500 and the users should be populated in the interface.

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