AWS Lambda

This category contains article, recipes and examples related to the AWS Lambda topic.

How to test Python Lambda functions

How to test Python Lambda functions

More and more companies nowadays are adopting Serverless technologies. AWS Lambda is the essential building block of any Serverless cloud application or automation. Whatever AWS Lambda is doing for you, it is very important to test its code to make sure it’s working exactly as expected. In this article, we’ll cover manual and automated testing …

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Terraform - Deploy Python Lambda (container image)

Terraform – Deploy Python Lambda (container image)

At the end of 2020 AWS announced support of container images for Lambda. This feature allows you to package and deploy Lambda functions as container images of up to 10 GB in size.  In this article we’ll cover how you can use Terraform to deploy Python Lambda functions backed by the container image. One of …

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AWS Lambda - How to process DynamoDB streams

AWS Lambda – How to process DynamoDB streams

Imagine, you decided to launch a Serverless project at Amazon Web Services. In most cases, AWS Lambda and DynamoDB would be your technology choice. In this article, we’ll cover one of the most common use case of AWS Lambda – DynamoDB streams processing. As soon as your project grows, you may start looking for a …

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Using-AWS-Lambda-For-Governance-And-Compliance-Automation

Using AWS Lambda For Governance And Compliance Automation

If the phrase “governance and compliance” sounds daunting, it should. At the very least, any stakeholder in a project utilizing AWS resources should have a healthy fear of what could go wrong if their environments are misconfigured. In a cloud context, governance refers to the regulation and control of services through the definition of processes, …

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Terraform-recipe-Deploy-Lambda-to-copy-files-between-S3-buckets

Terraform – Deploy Lambda To Copy Files Between S3 Buckets

Many frameworks exist on the market right now, which allows you to deploy your serverless infrastructure. But what if you have an on-going project, which uses Terraform as an infrastructure management tool? What if you’re apprehensive about changing your technology stack? In this article, we’ll show you in detail on how to start your Serverless …

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Cloud-CRON-Scheduled-Lambda-Functions

Cloud CRON – Scheduled Lambda Functions

This article covers how to build a Serverless Cron solution and launch scheduled jobs at AWS cloud using CloudWatch Events and Lambda functions at almost no cost. As usual, we’re providing some additional reading to those of you, who interested. If you’re looking for a solution only, please, jump here. Benefits Of Using Scheduled AWS Lambda …

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Using-SNS-And-SQS-As-Target-For-AWS-Lambda-Dead-Letter-Queue

Using SNS And SQS As Target For AWS Lambda Dead Letter Queue

As soon as you’re starting developing microservice applications in the Serverless world, you start accepting the idea, that sometimes your microservices may fail. And it’s OK if it does not affect your application or your customer. So, in this article, we cover pros and cons of usage of SQS and SNS as Lambda Dead Letter …

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How-to-use-AWS-CDK-to-deploy-Python-Lambda-function

How to use AWS CDK to deploy Python Lambda function

This article will take a quick look at how to deploy the Lambda function using AWS CDK. The AWS Cloud Development Kit (AWS CDK) is an open-source development framework to model and provision your cloud application resources using popular programming languages like Typescript, Javascript, Python, Java, C#. Every AWS resource in AWS CDK is implemented …

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The-Ultimate-Guide-real-world-use-cases-for-AWS-Lambda

[The Ultimate Guide] – AWS Lambda Real-world use-cases

This article continues to cover the Serverless articles series and contains a quick overview of possible AWS Lambda use cases. Every use-case contains a link to a resource with more information. Processing Files Uploaded To Amazon S3 Every time you upload something to the Amazon S3 bucket, it can notify AWS Lambda about that. AWS …

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How-to-create-and-deploy-your-first-python-aws-lambda-function

How to create and deploy your first Python 3 AWS Lambda Function

This article will describe what Lambda function is, what its features and limits are. We’ll develop a simple Lambda function and deploy it using CloudFormation. Finally, we’ll discuss the Lambda developer workflow and platform-independent build of Lambda functions and Layers using Docker. What is Lambda Function AWS Lambda Functions is a service, which provides short execution …

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