Insights · The Simplify9 journal
Field notes from our engineers, architects, and advisers. What we learned shipping AI, logistics, insurance, and cloud work in the region, written for the people who have to make the same calls.
New writing every other weekFeatured · Engineering
What 100 million transactions taught us about idempotency
Retries are not an edge case. They are the normal operating mode of any integration that touches a courier, a bank, or a government API.
Read the piece12 Aug 2026 · 9 min read
All writing
EngineeringWhat 100 million transactions taught us about idempotencyRetries are not an edge case. They are the normal operating mode of any integration that touches a courier, a bank, or a government API.12 Aug 20269 min read
AI & DataThe AI strategy question nobody asks firstBefore the model, the pipeline, or the vendor: what decision are you trying to make faster, and who is accountable for it?29 Jul 20266 min read
IndustryMotor claims, end to end: digitising a process built for paperA claim passes through eight hands before a car is repaired. Here is where the days actually disappear.15 Jul 20268 min read
CloudCutting 40% of a cloud bill without touching a featureRight-sizing, storage tiers, and the three queries that were quietly costing more than the whole staging environment.01 Jul 20267 min read
EngineeringMiddleware is a product decision, not plumbingEvery integration you add is a promise about latency, retries, and who gets paged at 3am. Treat it like one.17 Jun 20266 min read
EngineeringWhy we open sourced our .NET toolkit200,000 downloads later, the strongest argument for publishing internal tools is the discipline it forces on the API.03 Jun 20265 min read
AI & DataOCR is easy. Document understanding is not.Extracting characters is a solved problem. Knowing which of four dates on an invoice matters is where the work starts.20 May 20268 min read
EngineeringMulti-tenant from day one: the choices you cannot undoTenancy, identity, and data residency are load-bearing walls. Everything else can be renovated later.06 May 202610 min read
CultureHiring engineers for judgment, not syntaxWhat we look for in the technical assessment, and why we stopped asking people to reverse linked lists.22 Apr 20265 min read
IndustryLast mile in a heatwave: designing courier apps for realityOne hand on the parcel, gloves on, bright sun, patchy signal. Design constraints that never appear in a spec.08 Apr 20266 min read
CloudDevSecOps as a service, explained to a CFOWhat you buy, what it replaces, and how to tell in ninety days whether it worked.25 Mar 20266 min read
AI & DataWhat a good tech due diligence actually looks forNot lines of code. Deployment frequency, key-person risk, and how honestly the team talks about its own debt.11 Mar 20267 min read
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