Devices & hardware
Smartphones, computers, components and peripherals. Diagnosing, repairing and understanding the physical layer.
PC / Smartphones / Smart devices / SSD / Android Debug Bridge
From hardware to software.
An understanding of each layer, and of the connections between them.
Support
More than ten years working with users: incidents, desktop, deployment and documentation.
Desktop Support / Troubleshooting / Windows Deployment Services / Customer Contact
Systems & Microsoft
Identity, mailboxes, permissions and day-to-day administration in Microsoft environments.
Windows / Active Directory / Microsoft 365 / Exchange / System Administration
Network
Connectivity, home and small-business networks, and resolving the faults that seem to come from nowhere.
LAN / Computer Networking / Home Networking / Connectivity
Infrastructure
Connecting servers, domains and applications. Configuring encryption, backups and production deployment.
Linux / Nginx / PM2 / DNS / TLS / Backup & recovery
Software
Clear interfaces, strict TypeScript, server validation and structured APIs. Maintainable foundations.
TypeScript / React / Next.js / Zod / Tailwind CSS
Data
Modelling, migrations and queries. Keeping data correct, readable and recoverable.
PostgreSQL / Supabase / SQL / Migrations
SaaS & security
Authentication, permissions, tenant isolation and business workflows. Security from the design stage.
Multi-tenancy / RBAC / RLS / Auth / Workflows
AI & automation
Integrating models into real products. Automating from concrete needs, not from demos.
OpenAI / Agents / Automation / APIs
What I can help with
Support
- IT support
- Troubleshooting
- Computer repair
- Device support
Infrastructure
- Networking
- Home & small-business networks
- Systems & servers
- Backup & recovery
Software
- Web applications
- SaaS platforms
- Business applications
- Automation
See for yourself
Every claim points to something you can open.- Android / firmwareXDAGitHub
- SaaSWexio
- MobilityTaxiManBusApp
- Hospitality & communityAre You HungryHet Buurthuis
02 / The detailFrom component to intelligence
Everything connects.
mmA component
cmA device
mA network
kmInfrastructure
∞A platform
AIIntelligence
Understanding how the pieces fit together. That’s what matters.