serverless

Evolutionary Serverless Architecture: JeffConfg Hamburg 2018 talk

Evolutionary Serverless Architecture: JeffConfg Hamburg 2018 talk

I want to share my JeffConf Hamburg talk with you: Evolutionary Serverless Architecture A system architecture often struggles to adapt to new requirements. Serverless architectures can evolve because the small building blocks are easier to replace. I d...

Serverless pattern: accessing public and private resources

Serverless pattern: accessing public and private resources

Crossing the chasm between the old world - virtual machines isolated within a private network - and the new world - Serverless making use of publicly accessible APIs only - can be tricky. On the one hand, it is possible to configure VPC access for AWS L...

Introducing AWS Lambda

Introducing AWS Lambda

You don’t need a virtual machine to run your own source code any more as AWS Lambda offers execution environments for Java, JavaScript (Node.js), C#, Go, and Python. All you need to do is to implement a function, upload your source code and configure th...

Send CloudWatch Alarms to Slack with AWS Lambda

Send CloudWatch Alarms to Slack with AWS Lambda

As we all know, things go wrong. That’s why monitoring and alerting are essential topics. Wouldn’t it be nice, if problems in your AWS account would show up in Slack? So you can react quickly while using your favorite messaging tool. In this blog post, ...

Passwordless database authentication for AWS Lambda

Passwordless database authentication for AWS Lambda

Does your serverless application need to access an RDS database? Where do you store the username and the password required to authenticate with the database? Storing the password in plain text within your source code should not be an option. Same is tru...

Engaging your users with AWS Step Functions

Engaging your users with AWS Step Functions

Imagine a new user signs up for your service. You send an automated welcome message to your new user explaining how the service works. But what if your user struggles with the first steps? You want to send a second email with additional information. To ...

Lessons learned: Serverless Chatbot architecture for marbot

Lessons learned: Serverless Chatbot architecture for marbot

marbot forwards alerts from AWS to your DevOps team via Slack. marbot was one of the winners of the AWS Serverless Chatbot Competition in 2016. Today I want to show you how marbot works and what we learned so far. Let’s start with the architecture diagr...

AWS Velocity Series: Serverless app

AWS Velocity Series: Serverless app

The API Gateway provides an HTTPS endpoint that invokes a Lambda function when a request arrives. The diagram was created with Cloudcraft - Visualize your cloud architecture like a pro. As you can see, there is not much infrastructure to set up. To mak...

Designing asynchronous event systems with AWS IoT and Serverless Application Model (SAM)

Designing asynchronous event systems with AWS IoT and Serverless Application Model (SAM)

An event system receives and processes events by following rules that are defined inside the system. All processing happens asynchronously. When an event is sent to the system, it is processed at some point in time, but you will not get an immediate res...

DynamoDB pitfall: limited throughout due to hot partitions

DynamoDB pitfall: limited throughout due to hot partitions

Is your application suffering from throttled or even rejected requests from DynamoDB? Even if you are not consuming all the provisioned read or write throughput of your table? You run into a common pitfall! Read on to learn how Hellen debugged and fixed...


marbot

Are you part of a highly motivated DevOps team? Use marbot, a friendly chatbot, to forward all kind of alerts from your AWS infrastructure to Slack. Alerts are escalated across your team automatically allowing you to focus on your daily work.

Amazon Web Services in Action

Amazon Web Services in Action introduces you to computing, storing, and networking in the AWS cloud.

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