Five tools to deliver stunning online presentations and coursesIn the early days of 2020, when Coronavirus starts hitting the world of businesses, the first job activities that have been stopped was the so-called workplace learning. According to a study by McKinsey: As of early March 2020, roughly one-half of i...Apr 30, 2021 · 4 min readblog.calandra.me
Five books every serverless developer must readSo 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...Mar 15, 2021 · 9 min readblog.calandra.me
How chaos engineering will help you design better softwareWind extinguishes a candle and energizes fire. Likewise with randomness, uncertainty, chaos; you want to use them, not hide from them. Thus begins the prologue to Antifragile by Nassim Nicholas Taleb, one of the most popular authors of recent years....Feb 23, 2021 · 16 min readblog.calandra.me
What Is Amazon Cognito User Pool and How Does It Differ From a Cognito Identity PoolAmazon 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...Jan 31, 2021 · 7 min readblog.calandra.me
How to Protect APIs Using Amazon Cognito User PoolAmazon 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...Jan 26, 2021 · 18 min readblog.calandra.me