Introducing Kotlin-Gremlin-OGM

Over the past few months, I've explored many of the different options for modeling and persisting data using graph databases. Ultimately my goal was to decide what my technology stack would look like if I were to start a new project that required a backend service exposing a GraphQL API.…

A Sample Web App in Kotlin with Neo4j and GraphQL

Aside from finding your exact question already answered on Stack Overflow, few things are more delightful in the world of programming than starting a new project. Maybe you think your code will eventually be used by the Dali Lama or maybe you're just hoping to generate enough……

You Should Be Using Type-safe Units

You and I know that you can't compare apples to oranges, but does your compiler? Many times when dealing with quantities, programmers use numeric types like int or double to represent an amount.…

A GraphQL + JanusGraph Web App

While relational databases are a tried and true solution to persisting structured data, they're not designed to efficiently connect the data between two tables. At the same time, the real-world data we attempt to model in today's software applications is increasingly about the relationships between objects. It's more intuitive to…

Writing a GraphQL server in Kotlin

In a previous post I wrote about the advantages of designing a graph-based relational-database schema. This post introduces a sample implementation of that design in the form of a GraphQL service written in Kotlin. The example exposes a Star Wars based API similar to the GraphQL Docs View the code…