---
title: "Mariano Calandra (@mariano) | Hashnode"
description: "microservices • serverless • AWS. Read the latest articles by Mariano Calandra on Hashnode."
url: "https://hashnode.com/@mariano"
---

@mariano

# Mariano Calandra

@mariano · Italy · Joined January 2021

microservices • serverless • AWS

[Website](https://calandra.me/)

### [Five tools to deliver stunning online presentations and courses](https://blog.calandra.me/five-tools-for-stunning-online-presentations?utm_source=hashnode&utm_medium=feed)

How not to lose effectiveness in the era of online training

4 min read · [blog.calandra.me](https://blog.calandra.me/five-tools-for-stunning-online-presentations?utm_source=hashnode&utm_medium=feed)

[Apr 30, 2021](https://hashnode.com/posts/five-tools-for-stunning-online-presentations/608bc4d5c5e433364ff51537)

### [Five books every serverless developer must read](https://blog.calandra.me/five-books-every-serverless-developer-must-read?utm_source=hashnode&utm_medium=feed)

So here’s the thing: you are an experienced developer thrilled by the opportunities of serverless architectures. You read books, watch any possible video courses but when it comes to starts building a real serverless solution you feel completely nake...

9 min read · [blog.calandra.me](https://blog.calandra.me/five-books-every-serverless-developer-must-read?utm_source=hashnode&utm_medium=feed)

[Mar 15, 2021](https://hashnode.com/posts/five-books-every-serverless-developer-must-read/604f3b7e7048cb1d6ea7e912)

### [How chaos engineering will help you design better software](https://blog.calandra.me/how-chaos-engineering-will-help-you-design-better-software?utm_source=hashnode&utm_medium=feed)

For years we have tried to avoid mistakes, when in fact we should have caused them.

16 min read · [blog.calandra.me](https://blog.calandra.me/how-chaos-engineering-will-help-you-design-better-software?utm_source=hashnode&utm_medium=feed)

[Feb 23, 2021](https://hashnode.com/posts/how-chaos-engineering-will-help-you-design-better-software/603559d90dde8f7722d1e7ef)

### [What Is Amazon Cognito User Pool and How Does It Differ From a Cognito Identity Pool](https://blog.calandra.me/what-is-amazon-cognito-user-pool-and-how-does-it-differ-from-a-cognito-identity-pool?utm_source=hashnode&utm_medium=feed)

Amazon Cognito is an AWS service that lets you easily add users’ management to web and mobile apps. It supports social identity providers, such as Facebook, Google and enterprise identity providers via SAML 2.0. A powerful service. At first, hard to...

7 min read · [blog.calandra.me](https://blog.calandra.me/what-is-amazon-cognito-user-pool-and-how-does-it-differ-from-a-cognito-identity-pool?utm_source=hashnode&utm_medium=feed)

[Jan 31, 2021](https://hashnode.com/posts/what-is-amazon-cognito-user-pool-and-how-does-it-differ-from-a-cognito-identity-pool/601724c3a4a28d1fcefcde6a)

### [How to Protect APIs Using Amazon Cognito User Pool](https://blog.calandra.me/how-to-protect-apis-using-amazon-cognito-user-pool?utm_source=hashnode&utm_medium=feed)

Amazon API Gateway is a fully managed service that makes it easy to handle REST APIs. The main task of this service is to bind an HTTP endpoint to a given backend service, like a Lambda function. Fig.1 – Business logic exposed as REST API using Amazo...

18 min read · [blog.calandra.me](https://blog.calandra.me/how-to-protect-apis-using-amazon-cognito-user-pool?utm_source=hashnode&utm_medium=feed)

[Jan 26, 2021](https://hashnode.com/posts/how-to-protect-apis-using-amazon-cognito-user-pool/601c0ed7072bc516ff6f2587)