JDriven Blog

Publish your backend API typings as an NPM package

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Christophe Hesters
In this post I suggest a way to publish your backend API typings as an NPM package. Frontend projects using can then depend on these typings to gain compile time type safety and code completion when using Typescript.

It’s quite common in a microservice style architecture to provide a type-safe client library that other services can use to communicate with your service. This can be package with a Retrofit client published to nexus by the maintainer of the service. Some projects might also generate that code from a OpenAPI spec or a gRPC proto file.

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Kotlin Exposed - A lightweight SQL library

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Christophe Hesters

A big part of the fun of starting a new project is making a design and choosing an appropriate technology stack. If you are a Java developer and need to access a SQL database, a common choice is to use JPA with an ORM framework such as Hibernate. This adds a lot of complexity to your project for multiple reasons. In my experience, writing performing queries requires careful analysis. Writing custom queries is possible but more complex. For starters, JPQL/HQL queries are parsed at runtime and the criteria API is far from user friendly. Moreover, the extensive use of annotations makes it harder to quickly see how the database is structured.

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Let's Play!

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Justus Brugman

After my last post, it would be a good time to do a bit more of a technical story. The goal will be to set up a Hello World application using the Play framework, a front-end based on Angular running on a Docker image, deployed in your local running Kubernetes!
So let’s play!

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Microservices: A workshop by Sam Newman

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Justus Brugman

Today I’ve been working exactly minus 23 days at JDriven. So as you might expect, officially I’ll be starting there at the first of July. For my new employer, this is no reason at all not to invite you on the seminars they provide for their people, so yes this proved as well there is a reason to make this next step into choosing for JDriven. So last Thursday there I headed to headquarters at Nieuwegein for a full day workshop about Microservices, given by nobody else than Sam Newman!

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