Klaus Lehner

@Klu2

Developing people, organizations and software

Vienna, ATJoined January 2021

About

Self-employed advisor for a holistic view on the whole software engineering process. Developing people, developing organizations, developing software. Still passionate coder.

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Klaus Lehner's blogs

AgileCoding.io - connecting agile project management with coding and all it takes around itagilecoding.io4 posts

Cloudflight Engineering Blogengineering.cloudflight.io4 posts

Articles Comments1

Recently published

KLKlaus Lehneragilecoding.ioApr 15, 2024 · 8 min read

Advanced project setup with Nest.js and Typescript

When you're coming from the Java world to the Node.js ecosystem like I did, you will struggle a bit in the beginning. It's a constant back and forth and not everything I tried was a good one. As I already explained in my previous article, I finally e...

2

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KLKlaus Lehneragilecoding.ioMar 24, 2024 · 10 min read

Why I transitioned from Spring & Kotlin to Nest.js & Typescript

After more than two decades of dedicated work in the tech industry, I recently made a significant shift in my career, stepping back as COO from Cloudflight, an incredible company building custom software with more than 1.000 of the best engineers you...

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KLKlaus Lehnerengineering.cloudflight.ioJul 5, 2022 · 10 min read

Architecture as Code using C4 + PlantUML

What is Architecture as Code? For more than 4 years I'm a big fan of Simon Brown's C4-Model and its implementation Structurizr. In short from his homepage: The C4 model is an "abstraction-first" approach to diagramming software architecture, based u...

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KLKlaus Lehnerengineering.cloudflight.ioJan 30, 2022 · 4 min read

Developing and Testing Spring Boot Apps with Azure Storage locally

Azure Storage is the Microsoft equivalent of Amazon's S3 (Simple Storage Service). Its blob storage stores any type of text or binary data, such as a document, media file, or application installer. Microsoft provides a great client library for Spring...

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KLKlaus Lehneragilecoding.ioJan 24, 2022 · 7 min read

Typesafe API testing with Spring Boot, Kotlin and OpenFeign

In my previous blog entry I've shown you how to do end-to-end testing using Cypress. That means: We take our web application including frontend and deploy it to our target platform with all infrastructure components (database, message broker, cache,...

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FP

Klaus Lehner

About

Available for

Klaus Lehner's blogs

Recently published

Advanced project setup with Nest.js and Typescript

Why I transitioned from Spring & Kotlin to Nest.js & Typescript

Architecture as Code using C4 + PlantUML

Developing and Testing Spring Boot Apps with Azure Storage locally

Typesafe API testing with Spring Boot, Kotlin and OpenFeign

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Klaus Lehner

About

Available for

Klaus Lehner's blogs

Recently published

Advanced project setup with Nest.js and Typescript

Why I transitioned from Spring & Kotlin to Nest.js & Typescript

Architecture as Code using C4 + PlantUML

Developing and Testing Spring Boot Apps with Azure Storage locally

Typesafe API testing with Spring Boot, Kotlin and OpenFeign