Worked on the aws-powertools/powertools-lambda-python repository to enhance the clarity of event handler documentation, specifically addressing how API Gateway processes query parameters. Focused on updating feature documentation to specify that query parameters are always represented as strings, since API Gateway handles type conversion automatically. This update helps developers correctly format event data for REST API resolvers and reduces the risk of misconfiguration when building Lambda event handlers. Utilized Python and AWS Lambda, with an emphasis on documentation best practices. The work improved onboarding and consistency for developers integrating with API Gateway, ensuring more predictable event handling in serverless applications.