Journal. An evolving snapshot of perspectives and ideas taking shape within Zeenko.
Building a Propstack API Integration Plugin for WordPress
A developer's guide to building a plugin that seamlessly fetches and displays real estate listings from the Propstack API.
Moving House: WordPress Migration Guide
The "no-headache" guide to WordPress migrations, with Zeenko's signature precision and the pro tips that separate good migrations from great ones.
How to Add a Floating WhatsApp Chat Button
A quick guide to adding a floating WhatsApp chat button to your WordPress website without plugins.
Creating a Dynamic Filterable Portfolio Gallery in HubSpot
Custom module tutorial for building a filterable portfolio that goes beyond what Sprocket Rocket provides.
Building Germany's first box spread platform
A deep dive into the architecture behind boxtrades.de—from real-time EUREX integration to institutional-grade reliability.
Automating UBO identification
How we helped wb-check.de reduce transparency register verification from weeks to minutes.
Lessons from EUREX integration
What the documentation doesn't tell you about integrating with Europe's largest derivatives exchange.
Multi-tenant LMS for 250,000 users
Technical decisions behind Tigo Maestros—a learning platform serving nine countries.
Zero downtime in trading systems
It's not optional. Here's how we architected boxtrades.de to maintain 100% uptime during market hours.
Complexity is the point
Why we only take on projects that others won't—and how that shapes everything from hiring to client relationships.
GDPR and data localization
Architecture patterns that actually work for companies handling EU citizen data across multiple jurisdictions.
AI-powered funding matching
How seedsafari.ai uses machine learning to connect African entrepreneurs with the right investors.
15 years of solving problems
Reflections on building a technical agency—what we got right, what we got wrong, and what we'd do differently.
Have a puzzle?
If your project involves complex requirements that standard platforms can't handle—let's talk.