Insights
Insights
Technical articles and comparisons from live projects. No marketing, no product announcements — topics we can contribute to because we have built them.
Field report
How we develop with AI agents — and the safeguards that turned out to be necessary
The bottleneck in developing with AI is not speed, it is trust. What we built so that green pipelines actually mean something. Sören Sprenger · 2026-08-05 · 10 min ComparisonBuild test automation in house or contract it out?
What both routes really cost, where they fail and which hybrid holds — including the maintenance cost that appears in no quotation. Franziska Sprenger · 2026-07-08 · 6 min Regulated environmentsThe guardrails we set for agents
The question clients ask before a project starts — and the five rules we answer it with. The field report with the evidence sits alongside. Sören Sprenger · 2026-06-19 · 3 min ComparisonCustom or standard software in energy management?
When a standard product is enough, when it gets more expensive than building your own — with a fact table, the tipping point and the question of reversibility. Sören Sprenger · 2026-05-14 · 6 min ComparisonOPC UA or MQTT for machine connectivity?
A fact table instead of a recommendation: information model, discovery, latency, security, firewall behaviour, broker dependency and edge suitability — plus the governance bill that usually goes missing. Sören Sprenger · 2026-04-24 · 7 min Test architectureE2E tests against real databases with Testcontainers
Why we do not test distributed IIoT systems against mocks, what it costs in pipeline runtime and where the tool stops helping. AereA GmbH · 2026-03-12 · 7 minContact
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Sören Sprenger
Software architecture & technical project management
Software architecture & technical project management