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Case Studies

Real-world impact, measurable outcomes

.NET Modernization

Legacy ERP Modernization for a Pan-European Logistics Group

A leading European logistics company was operating on a decade-old .NET Framework monolith. We designed and led a phased migration to .NET 8 microservices deployed on Azure Kubernetes Service, reducing deployment times by 70% and improving system reliability to 99.9% uptime.

  • 70% faster deployments
  • 99.9% uptime achieved
  • 40% infrastructure cost reduction
.NET 8 Azure Kubernetes Service Microservices
Azure Cloud Migration

Cloud-Native Transformation for a German FinTech Scale-Up

A Berlin-based FinTech startup needed to scale rapidly while maintaining strict regulatory compliance. We architected and implemented a fully cloud-native platform on Azure, leveraging Azure App Services, Service Bus, and Azure SQL with automated compliance reporting, enabling the company to triple its user base within 12 months.

  • 3× user base growth in 12 months
  • Full GDPR & PSD2 compliance
  • Zero-downtime deployments
Azure Service Bus FinTech
Team Augmentation

Engineering Team Turnaround for a Dutch SaaS Company

A Netherlands-based SaaS provider was struggling with missed delivery deadlines and growing technical debt. We embedded three senior Neneos engineers into their product team, introduced clean architecture patterns, implemented automated testing, and established a CI/CD pipeline — reducing bug escapes by 60% and restoring stakeholder confidence within two quarters.

  • 60% reduction in bug escapes
  • Delivery cadence restored in 8 weeks
  • Full CI/CD pipeline established
Team Augmentation CI/CD SaaS
Kubernetes Platform

Production-Grade Kubernetes Platform for a Swedish Healthcare Provider

A Stockholm-based digital health company needed a resilient, compliant container platform to support their growing suite of patient-facing applications. We designed and implemented a production-grade AKS cluster with GitOps workflows, automated certificate management, network policies, and full observability using Prometheus, Grafana, and Loki.

  • ISO 27001-aligned security posture
  • Full GitOps with ArgoCD
  • Mean time to recovery under 5 minutes
Kubernetes ArgoCD Healthcare
Technical Leadership

Interim CTO & Engineering Culture Reset for an Austrian RegTech Company

An Austrian regulatory technology startup needed interim technical leadership following rapid executive turnover. A Neneos principal engineer stepped in as interim CTO, reshaped the engineering roadmap, introduced architectural review processes, and coached the internal team — stabilizing delivery and helping the company raise its Series A within 9 months.

  • Series A raised within 9 months
  • Engineering team retention improved
  • Architecture review board established
Technical Leadership RegTech Interim CTO
Training & Knowledge Transfer

.NET & Azure Upskilling Programme for a Belgian Insurance Group

A large Belgian insurance group wanted to reduce dependency on external vendors by building strong internal .NET and Azure capabilities. We designed and delivered a structured 16-week training programme for 24 engineers, combining classroom workshops, hands-on labs, and embedded pair programming — resulting in a 55% increase in internally delivered features.

  • 24 engineers trained over 16 weeks
  • 55% more features delivered internally
  • Vendor dependency reduced by 40%
Training .NET & Azure Insurance
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  • Senior engineers only — no juniors on your project.
  • Flexible engagements: project, T&M, or dedicated team.
  • Full-stack: .NET, Azure, Kubernetes, and JavaScript.
  • Long-term partnership with knowledge transfer included.