Janos

👋 Hi!

I’m a software engineer specializing in server applications and system-level software development, but sometimes I venture into the front end world too. Quite often I find myself taking a deep dive into a topic that tickles my brain.

When I’m not coding I like spending time outdoors, such as cycling, climbing. We are writing this blog together with my partner Sanja.

You can find most of my work on GitHub.

Cloud Computing Course

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In 2020 we created a fully online course material for the University of Applied Sciences, Vienna.

Mockito is Bad for Your Code

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Mockito, a tool to make mocking easy, is actively encouraging test code. Here’s why.

What even is “Senior”?

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“Senior Software Developer” — says the text on the business card. But what makes someone senior? Is it the age? Is it the years in the business? Know-how? There’s a sometimes heated and, to some extent, endless debate going on what makes an engineer senior.

Don’t Block ICMP

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“Don’t ping my server!” — is the sentiment among many sysadmins, and usually leads to a full-on ICMP blocking. But, it’s a terrible idea. Here’s why.

The (painful) Enterprise Way to the Cloud

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Use the cloud, they said. It will be great, they said. Why is it painful then?

Go is a terrible language

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Go certainly caught a lot of attention. Let’s look at the bad parts!

Go is an awesome language

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Go certainly caught a lot of attention. Let’s look at the good parts!

Building a custom SSH server for fun and... containers!

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Let’s build an SSH server in Go that launches Docker containers for each session!

ContainerSSH

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ContainerSSH is an SSH server that launches containers in Kubernetes, Docker, and Podman for each new SSH connection. You can find the documentation, downloads, and development over at ContainerSSH.io.