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Notes on dataarchitecture.

Short essays on architecture, cost, hiring and AI: one cartoon, one idea, most days of the week. No tutorials, no listicles.

Latest Data Architecture & Strategy

Too Deep Into Snowflake" Is an Architecture Smell

You can measure architecture health by the price of an exit. For one stack I reviewed, it was 18 months.

Jul 8, 2026 · 1 min Read the post →
Jul 8, 2026 Data Architecture & Strategy

Too Deep Into Snowflake" Is an Architecture Smell

You can measure architecture health by the price of an exit. For one stack I reviewed, it was 18 months.

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Jul 7, 2026 Organizational Dynamics

Brooks Law In Data Hires

A scaleup added 3 data engineers to catch up. Delivery got slower for 2 months.

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Jul 6, 2026 Technical Debt & Economics

Data Reliability Over AI Speed

A plain statistical baseline caught model drift before any human would have. It took an afternoon to build.

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Jun 20, 2026 Data Architecture & Strategy

Pipeline Replay Decision Tree

Most pipelines are designed for the happy path. The first real outage makes recovery the only thing that matters.

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Jun 19, 2026 Fractional Journey

Fractional For Stack Survival

A fintech founder asked me to sanity-check their data stack three weeks before a raise. It wouldn't have survived the investor's technical …

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Jun 18, 2026 Technical Debt & Economics

75% Belgian SMEs On AI Daily

Three in four Belgian SMEs now use AI daily or weekly. Most are running it on data they wouldn't trust for a board report.

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Jun 17, 2026 Data Architecture & Strategy

Lakehouse Convergence Risks

The lakehouse pitch is one platform for raw files and clean tables. The trap is inheriting the data lake's oldest habit: land everything, …

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Jun 16, 2026 Technical Debt & Economics

Databricks DBU Trap For ETL

Your Databricks bill is mostly DBUs. A lot of those DBUs run ETL that never needed Spark in the first place.

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Jun 15, 2026 Organizational Dynamics

Hero DE Burnout Cycle

Praising the engineer who fixes everything at 2am rewards the exact dependency that eventually takes the platform down with them.

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Jun 14, 2026 Data Architecture & Strategy

Premature Real-Time Tax

Streaming has a cost nobody puts in the business case: the weekly tax of running it after the demo works.

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