---
title: "Discussion on \"How to Trigger a Lambda Function from S3 using Cloudformation\" | Hashnode"
description: "Discussion on \"How to Trigger a Lambda Function from S3 using Cloudformation\". Introduction\nThis article entails what a lambda function and what cloud formation is and their use cases. We will then deploy a lambda function that will be triggered when an object is uploaded into an S3 bucket and sends out an SNS email notificatio..."
url: "https://hashnode.com/posts/how-to-trigger-a-lambda-function-from-s3-using-cloudformation/629a6b06f3e81428fc18914a"
---

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# [How to Trigger a Lambda Function from S3 using Cloudformation](https://tolulopeayo.hashnode.dev/how-to-trigger-a-lambda-function-from-s3-using-cloudformation?utm_source=hashnode&utm_medium=feed)

Introduction This article entails what a lambda function and what cloud formation is and their use cases. We will then deploy a lambda function that will be triggered when an object is uploaded into an S3 bucket and sends out an SNS email notificatio...

Jun 3, 2022 · 6 min read · tolulopeayo.hashnode.dev  
Updated Jul 11, 2022  
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-   [#aws](https://hashnode.com/tag/aws)
-   [#aws-lambda](https://hashnode.com/tag/aws-lambda)
-   [#devops](https://hashnode.com/tag/devops)
-   [#cloudformation](https://hashnode.com/tag/cloudformation)

## Written by

[Toluwalope Aiyegbusi](https://hashnode.com/@teeaiyegbusi)

@teeaiyegbusi · Lagos, Nigeria

  
[View profile](https://hashnode.com/@teeaiyegbusi)

DevOps Enthusiast

An aspiring and highly motivated Cloud and DevOps Engineer with acquired skills in AWS and GCP, Linux, Version Control, Continuous Delivery and Continous Integration Pipeline, Infrastructure as code, Containerization and pursuing the AWS Solutions Architect(Associate) certificate.

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