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Things we built that are still running.

The oldest system on this page went live in 2017 and has never had an unplanned outage longer than eleven minutes. We're prouder of that than of anything we launched last quarter. Client names are used with permission; a few engagements are covered by NDAs and appear here without one.

Abstract artwork representing an event-sourced settlement ledger
FintechJava · Kafka · AWS

Northbank · settlement core

An event-sourced ledger replacing a nightly batch, migrated with 14 years of history and dual-run for eleven weeks. Settlement went from four days to under six hours.

6 hrsSettlement
0Lost transactions
2022Live since
Abstract artwork representing a unified patient record
HealthcareFHIR · Postgres · React

Verdana Health · patient platform

One record across 38 clinics and nine legacy systems, with consent and audit modelled into the data layer rather than added on top.

38 → 1Record systems
−4.5 minPer intake
94%Adoption
Abstract artwork representing live vehicle routing
LogisticsPython · Go · GCP

Kestrel Logistics · routing engine

Live re-routing across 2,400 vehicles, with the optimiser trained on routes drivers had historically accepted rather than on theoretical shortest paths.

22%Empty-run cut
91%Acceptance
2023Live since
Abstract artwork representing a pricing rules engine
RetailTypeScript · Postgres

Halden Retail · pricing engine

Rules across 190 stores repricing in 40 seconds instead of an overnight batch that regularly overran into trading hours.

40 sFull reprice
190Stores
0Overruns
Abstract artwork representing smart-meter fault prediction
EnergyPython · Kafka · Snowflake

Talvera Energy · grid analytics

Fault prediction across 1.1M smart meters. We deliberately shipped a less sensitive model because the sharper one generated more call-outs than crews could absorb.

1.1MMeters
40 minEarly warning
3.1%False positives
Abstract artwork representing shop-floor production visibility
ManufacturingAtlas ERP · MQTT

Corvus Robotics · plant visibility

MES integration across three plants with OEE dashboards designed to be read from ten feet away by a supervisor wearing gloves.

3Plants
+11%OEE
14 wkRollout
Abstract artwork representing an insurance claims workflow
InsuranceJava · Spring · Azure

Meridian Insure · claims automation

Document extraction and triage on 8,000 claims a day, with every automated decision reversible and explained to the assessor who inherits it.

8k/dayClaims
−63%Manual touches
100%Reversible
Abstract artwork representing a low-bandwidth learning platform
EducationReact · Node · CDN

Orbit Learning · assessment platform

Built for budget Android over throttled 3G, then load tested at twenty times normal traffic ahead of every enrolment window.

20×Peak tested
1.4 sLCP on 3G
AAWCAG 2.2
Abstract artwork representing a diagnostics data pipeline
Life sciencesPython · DICOM · AWS

Confidential · diagnostics pipeline

Imaging ingestion and routing for a diagnostics network, with degraded-mode operation designed for the days the upstream lab system is unavailable.

2.4MStudies/yr
99.97%Uptime
NDAClient

Ask us about the ones that went badly.

Every firm shows you its wins. We'll walk you through a project that overran and what we changed afterwards — it tells you far more about how we'd handle yours.