Marc Sijm

Systems Architect for Humans

Internal Data Audit

Coaching (Human Systems)

Gain deep insight into your personal "source code." We identify the legacy data patterns blocking your objectives and reprogram the path to effortless, high-performance execution.

Infrastructure Sovereignty

BigTechVrij (Infrastructure Security)

Hardware and software ecosystems built on transparency. Implementing open-source solutions for mobile and desktop to eliminate proprietary backdoors, external control, and surveillance.

Cognitive Architecture

IVDAVRA (Consciousness Research)

Researching the mechanics of consciousness and "Human Software." A critical analysis of systemic control: if you are not the architect of your own mind, someone else is.

Acoustic Neuromodulation

SijmMetry (Advanced Logic)

High-complexity development of ACRN audioscapes. Engineering precise mathematical sound structures designed to reset neural firing patterns and disrupt systemic tinnitus through targeted neuromodulation.

Technical Mastery & Modular Logic

Development (Digitale Infrastructuur)

Engineering resilient, scalable web ecosystems where logic meets human-centric design. From WordPress architecture to custom PHP development, I design technical solutions that act as a silent, powerful foundation for your digital presence.