Rob Hoeijmakers - Living and working in the digital now

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Discovering the Power of Evals for LLM-Based Systems

Discovering the Power of Evals for LLM-Based Systems

When your chatbot changes behaviour overnight, how do you know why? Evals are the missing link between AI intuition and product certainty.

Learning to Work with the EU AI Act

Learning to Work with the EU AI Act

I used to avoid EU regulation. Now I’m learning to work with it. The AI Act isn’t perfect, but it’s shaping how I think about risk, trust, and tech.

The Digital Markets Act is Here and It’s Changing How Apps Work in the EU

The Digital Markets Act is Here and It’s Changing How Apps Work in the EU

Big tech feels broken in the EU? It’s not. It’s the Digital Markets Act — more choice, more friction, and a big shift in how apps are allowed to behave.

Intentional Power: Europe Between Negawatts and Realpolitik

Intentional Power: Europe Between Negawatts and Realpolitik

AI runs on energy. Europe’s grid isn’t ready. I’m starting to see how digital strategy, infrastructure, and sovereignty all connect.

From Resistance to Strategy: What the EU’s Digital Acts Mean for the Work I Do

From Resistance to Strategy: What the EU’s Digital Acts Mean for the Work I Do

As I’ve made peace with regulation, I’ve noticed some signposts—practical cues for navigating strategy in this new digital terrain.

Mapping Europe’s Digital Ruleset

Digital Strategy

Mapping Europe’s Digital Ruleset

Mapping the EU tech landscape wit a focus on the Netherlands: from GDPR to ESMC, from Brussels to Brabant. A strategist’s guide to rules, funds, and where to plug in.

Playing the EU Game: Learning the Digital Rules by Getting in the Game

Playing the EU Game: Learning the Digital Rules by Getting in the Game

From grants to governance, the EU’s digital world is a maze. I dove in—starting with DG CONNECT, DIGITAL, and the logic behind the rules.

WhatsApp is Quietly Becoming a Platform — And That Changes Everything

Digital Strategy

WhatsApp is Quietly Becoming a Platform — And That Changes Everything

WhatsApp Is Becoming a Platform: What That Means for Identity, Contact Management and Strategy

ChatGPT Connectors: The Emergence of a New Interface Layer

ChatGPT Connectors: The Emergence of a New Interface Layer

ChatGPT just got a new superpower: connectors. Real-time access to your tools like Drive, HubSpot and Notion—without uploading a thing.

Google's AI for Individuals and SMBs: Clarity, Costs, and Strategic Choices

Google's AI for Individuals and SMBs: Clarity, Costs, and Strategic Choices

Google's AI options are powerful but confusing. Here's how I compared Google One vs Workspace—and why SMBs should think twice before locking in.

Beyond LLM’s: The Hidden Dangers of AI in Scientific Research

Digital Strategy

Beyond LLM’s: The Hidden Dangers of AI in Scientific Research

My focus was fixed on LLM’s like ChatGPT's disruptions until I realised, through Niall Ferguson's insights, that specialised scientific AI is the true global threat or risk.

Will I Manage Agents as I Would Employees?

Digital Strategy

Will I Manage Agents as I Would Employees?

AI agents are joining our teams. But will we manage them like employees? Here’s my take from the edge of strategy, automation, and organisational design.

Markdown in Google Docs: A Practical Step Forward

Markdown in Google Docs: A Practical Step Forward

With Google's Docs now fully supporting Markdown, revisiting this elegant format felt essential. It’s clearer, simpler, and more universally useful than ever.

Choosing ChatGPT Team: From AI-Confidant to Trusted Colleague

Choosing ChatGPT Team: From AI-Confidant to Trusted Colleague

Migrating to ChatGPT Team reshaped my digital workflow—less friend, more colleague. Here’s what I learned from shifting accounts, data, and mindset.

How OpenAI o3 Became a Geospy and Found My Photo’s Location

How OpenAI o3 Became a Geospy and Found My Photo’s Location

I asked OpenAI’s o3 model to play geospy—like a human OSINT analyst. It zoomed, searched, reasoned, and nailed the photo’s location. Watch it unfold.

My Venture into Venture Capital: What I Learned About DeepTech Investing

Digital Strategy

My Venture into Venture Capital: What I Learned About DeepTech Investing

Behind every groundbreaking technology lies a hidden system of risk, funding, and patience. This is what I discovered about venture capital.

What We Mean When We Say "Flywheel"

What We Mean When We Say "Flywheel"

From rollercoasters to startups: the flywheel stores energy, builds momentum, and turns early effort into lasting acceleration.

Who Is the Author? Authenticity in the Age of AI

Who Is the Author? Authenticity in the Age of AI

AI helps us write—but are we still the ones deciding what’s worth saying? A reflection on authorship, ethics, and identity.

Not Doing Is Also an Act

Not Doing Is Also an Act

In a world of instant input and infinite output, choosing not to act is a creative decision. This is a reflection on AI, growth, and intent.

Search in the Age of AI

Search in the Age of AI

Search is no longer about finding—it’s about understanding. From keywords to context, here’s how AI is changing the way we ask, find, and think.

What Zeta Alpha Gets Right About AI (That Others Don’t)

Digital Strategy

What Zeta Alpha Gets Right About AI (That Others Don’t)

AI you can trust, built for complexity. Zeta Alpha shows how European companies can take back control with search that works—across formats, securely.

Scaling RAG Applications with Weaviate.

Scaling RAG Applications with Weaviate.

Learn how Weaviate's open-source platform supports AI agents and knowledge bots through advanced vector search capabilities.

Signals, Systems, and Speech — Rethinking Meaning in the Age of AI

Signals, Systems, and Speech — Rethinking Meaning in the Age of AI

What happens when language models meet logic? Larry Swanson and I explore neurosymbolic AI, voice tech, and the human meaning behind machine-readable content.