#cloud

2 posts

Building a Serverless File Upload Pipeline: API Gateway, Lambda, S3, and SNS

A step-by-step walkthrough of building a serverless file upload pipeline using API Gateway, Lambda, S3, and SNS , wiring four AWS services together from scratch.

May 12, 2026

#aws#API Gateway

Breaking Lambda to Learn It: S3 Triggers, Permissions, and Pitfalls

A hands on walkthrough of wiring S3 to Lambda and what I learned by intentionally breaking permissions to understand execution roles vs resource based policies.

May 4, 2026

#aws#aws-lamda