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Serverless WebSocket API: API Gateway, Kinesis, Lambda

Nowadays, it is a common approach to use a RESTful API following the synchronous request/response model. But what about asynchronous communication? Or communication that is synchronous but could be modeled asynchronous as well? A WebSocket API based on ...

Cost savings with DynamoDB On-Demand: Lessons learned

One of my favorite features announced during re:Invent 2018 is DynamoDB On-Demand. With DynamoDB On-Demand, we can use DynamoDB without provisioning capacity. Instead, we pay per request. Sounds amazing? I was excited and re-configured all DynamoDB tabl...

AWS SLA: Are you able to keep your availability promise?

Are you offering availability of 99.99% or more to your clients? Bad news, you might not be able to keep your promise! Recently AWS announced a bunch of new Service Level Agreements (SLA). Therefore, it is now possible to calculate the expected availabi...

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About us

Andreas Wittig

Andreas is an Amazon Web Services (AWS) and DevOps enthusiast. His first cloud project was to build the infrastructure for an online banking platform on AWS. Andreas loves to teach no matter if virtual or face-to-face. He is the author of Amazon Web Services in Action, published by Manning.

Michael Wittig

Michael Wittig is author of Amazon Web Services in Action (Manning). He helps his clients to gain value from Amazon Web Services. As a software engineer he develops cloud-native real-time web applications. He has expertise in distributed system development and architecture, with experience in algorithmic trading and real-time analytics.

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Fargate is ready for prime time, and we share our CloudFormation templates

The recent AWS Fargate Price Reduction (up to 50%) is the last piece in the puzzle to call Fargate a reasonable choice for running Docker workloads on AWS. The CIO perspective is as simple as this: you provide the Docker image and scaling rules, Fargate...

2018 in Review

The year 2018 is coming to an end. We want to thank our readers, customers, supporters, and partners. It was a pleasure to be part of an inspiring community. BlogWe share how-tos, lessons learned and opinions on our blog cloudonaut.io. Thanks for readi...

How to become an AWS expert

This post was original published on the AWS News Blog. If you are just starting to use AWS today, you might think it’s going to be hard to catch up. How can you become an AWS expert? How can you know everything about AWS? I asked myself the same quest...