Hi there, and thanks for stopping by. OuterJoins is the one-man software consultancy business of Freek Leemhuis. He works as an independant software developer on free-lance basis since 2011.

Freek specializes in improving the design of existing code and has extensive experience is various industries. He is an advocate for modern software engineering techniques such as Test Driven Development and Continuous Integration, and he is very knowledgeable in Agile software development (XP, SCRUM), Domain Driven Design and Lean Software Development.

He was one of the founders of Devnology (now defunct) and in his spare time he helped organising events such as Joy of Coding.

Find out more about Freek’s professional history via his linkedin profile. Contact him through email via freek (at), or send a tweet to @freekl