Northstack
Start a Project

Case Studies

Products Measured by Outcomes, Not Screenshots

A selection of recent builds across health, logistics, enterprise AI, fintech, retail, energy, global DevOps, database reliability, and security operations. Full case studies — architecture, evals, and launch data — are shared on request.

HealthTech · Mobile

Lumen Health

An AI symptom-triage app with on-device speech intake and a clinician handoff workflow serving patients in 4 countries.

  • 2.1Mdownloads
  • 4.8App Store rating
  • 38smedian triage time
SwiftKotlinRAGCore ML

Logistics · AI + Mobile

Fleetwise

Real-time AI route optimization with a driver app for a 4,000-vehicle fleet across Germany and the Benelux.

  • −18%fuel cost
  • +31%on-time stops
  • 9 wkto first rollout
PythonFlutterGCPKafka

Enterprise AI

Cortex Desk

A retrieval-first research assistant over 20 years of internal knowledge for 9,000 strategy analysts.

  • −40%research time
  • 96%weekly active use
  • 99.2%answer grounding
Next.jspgvectorAWSEvals

FinTech · Mobile

Payloop

A mobile wallet for cross-border SMB payments with AI fraud screening and instant settlement.

  • $300Mprocessed yearly
  • −52%fraud losses
  • PCI DSScertified
React NativeStripeKotlinAWS

Retail · Computer Vision

Vera Retail

A scan-and-go checkout app using on-device vision for a 240-store grocery chain across the UK.

  • −34%checkout time
  • 98.6%scan accuracy
  • 240stores live
SwiftUICore MLEdge AI

Energy · IoT + ML

Northwind Energy

Predictive maintenance for 1,800 wind turbines, with an operator app for field teams in the North Sea.

  • 11 daysfailure foresight
  • −22%unplanned downtime
  • €9Msaved per year
TypeScriptTimeseriesKubernetes

Global DevOps · SaaS

Meridian Suite

A four-region Kubernetes platform and canary release pipeline for a hospitality SaaS used in 32 countries.

  • 4AWS regions
  • −72%deploy time
  • 99.99%uptime
KubernetesTerraformArgoCD

MySQL Reliability · FinTech

Orbit Bank

Managed MySQL operations for a digital bank: HA replication, online upgrades, and tested point-in-time recovery.

  • 0 sfailover downtime
  • −58%p95 query time
  • 100%PITR restore success
MySQLAuroraProxySQL

Cybersecurity · 24/7 SOC

SentinelShield

Always-on SOC, WAF, and quarterly penetration tests protecting a B2B SaaS platform across 14,000 tenants.

  • 12k+threats blocked / mo
  • 8 minmean response
  • 0breaches in 3 years
WAFSIEMISO 27001

Want the full architecture and delivery breakdown for any of these? Request a case study

Your Product Could Be Next

Bring us a vague idea, a legacy app, or an AI feature that keeps slipping. We will tell you how we would ship it.

Start a Project