September 09, 2025

Spec Driven Development: API Design First with GitHub Spec Kit and Specmatic MCP

Logos are property of their respective owners This is a summary of the article originally published on LinkedIn. Specification Driven Development (SDD) addresses the intent-versus-implementation gap in software development. Coming...

September 02, 2025

Guardrails for API Development: Guiding Coding Agents with Specmatic MCP

Logos are property of their respective owners This is a summary of the article originally published on LinkedIn. Using API specs like OpenAPI to guide coding agents sounds great. But...

March 13, 2023

Contract-Driven Development - Key takeaways from a Real-World Adoption Journey

Key Takeaways: Contract-Driven Adoption I had the privilege of publishing an in-depth article on InfoQ about the real-world adoption journey of Contract-Driven Development (CDD). The full article covers the challenges,...

June 30, 2020

Refactoring if-else: Either and FlatMap

Refactoring if-else: Either and FlatMap Railway Oriented Programming with Kotlin and Arrow Attribution: Dzp / CC BY-SA 3.0 This post expands on the concepts I had covered in my earlier...

February 26, 2020

Railway Oriented Programming

Railway Oriented Programming Refactoring procedural code to ROP in Kotlin Attribution: I, Daniel Schwen / CC BY-SA 3.0 Procedural code can become hard to read, hard to test and more...