The Company behind Nixcademy

Applicative Systems Logo

We are Applicative Systems — a software engineering and consulting firm dedicated to mastering software complexity with reproducible systems. You may know Nixcademy for its world-class Nix and NixOS training. But our expertise goes far beyond the classroom: Applicative Systems is the team of architects and engineers who live and breathe declarative infrastructure. We founded this company to solve the toughest challenges in software development and IT operations by applying the principles of reproducibility and reliability to real-world business problems.

Our Philosophy: From Complexity to Clarity

Modern software development is notoriously complex. Brittle pipelines, inconsistent environments, and problems like “it works on my machine” waste countless hours and stall innovation.

We believe there is a better way.

Our entire philosophy is built on the power of Nix and NixOS to create declarative, scalable, and secure systems. This isn’t just a technical preference; it’s a business strategy for creating resilient, maintainable, and ultimately more valuable software which finds its way to the customer faster.

Our Offices

From our offices in Braunschweig, Germany (Applicative Systems GmbH), and Chicago, Illinois (Applicative Systems Corp.), we deliver training and solutions to clients across the globe.

Chicago, United States

Our office location in  Chicago, United States

© Sawyer Bengtson/Unsplash

Applicative Systems Corp.
150 N Michigan Ave 35th Floor
Chicago, IL 60601
United States

Braunschweig, Germany

Our office location in  Braunschweig, Germany

© Mehdi Raeisi/Unsplash

Applicative Systems GmbH
Steinweg 29a
38100 Braunschweig
Germany