AWS S3 File Upload + Lambda Trigger in Python | Step by Step Tutorial
🚀 AWS S3 File Upload + Lambda Trigger in Python | Step-by-Step Tutorial
Want to automatically process files whenever they are uploaded to Amazon S3?
In this hands-on AWS tutorial, you'll learn how to configure Amazon S3 Event Notifications to trigger an AWS Lambda function written in Python whenever a file is uploaded to an S3 bucket.
This is one of the most common event-driven architectures used in serverless applications for image processing, document validation, ETL pipelines, notifications, and automation workflows.
📌 In This Video
✅ What are Amazon S3 Event Notifications?
✅ What is Event-Driven Architecture?
✅ Create an Amazon S3 Bucket
✅ Create an AWS Lambda Function in Python
✅ Configure S3 Event Triggers
✅ Upload Files to S3
✅ Automatically Invoke Lambda
✅ Process S3 Object Information
✅ View Logs in Amazon CloudWatch
✅ Real-World Serverless Use Cases
✅ AWS Best Practices
🛠 AWS Services Covered
• Amazon S3
• AWS Lambda
• Amazon CloudWatch
• AWS IAM
• Event-Driven Architecture
💻 Programming Language
• Python
🎯 Perfect For
• AWS Beginners
• Python Developers
• Cloud Engineers
• Serverless Developers
• DevOps Engineers
• AWS Certification Aspirants
💡 Real-World Use Cases
• Image Processing
• File Validation
• Data Transformation
• ETL Pipelines
• Notification Systems
• Document Processing
Timestamps:
0:00 - Introduction
0:35 - What is AWS Lambda Function?
0:49 - How to Create Lambda Function
1:50 - Lambda Function IAM role permission for S3
2:50 - Lambda Function Configuration in Console
3:05 - S3 file parse using Lambda Function Python Code
4:03 - Deploy Lambda Function Code
4:20 - Lambda S3 Trigger Event JSON Walkthrough
6:24 - How to create s3 bucket
7:23 - Create S3 Event to Trigger Lambda
9:10 - Lambda S3 Trigger
10:58 - Demo: Verify S3 File Upload Lambda Trigger
11:46 - Demo: Lambda Cloud Watch Logs Check
12:54 - Outro
By the end of this video, you'll understand how to build an event-driven serverless workflow using Amazon S3 and AWS Lambda.
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