Illustrative engagement — describes the type of work we deliver; client details are withheld.
Business challenge
The storefront slowed sharply during promotional events, and every release required a full-site deployment with a maintenance window.
Existing environment
- Monolithic commerce application on fixed servers
- Tightly coupled front end and back end
- Manual deployments outside business hours
Technical challenges
- Keeping product and pricing in sync across services
- Handling traffic spikes without over-provisioning
- Migrating without losing search rankings
Our approach
- 1Introduced a headless front end on Next.js
- 2Split catalogue, cart and checkout into services
- 3Containerised workloads on managed Kubernetes with autoscaling
- 4Load-tested expected peak scenarios before launch
Architecture overview
- ExperienceNext.js storefront with edge caching
- ServicesCatalogue, cart, checkout and search microservices
- PlatformManaged Kubernetes, autoscaling, CDN
- DeliveryCI/CD pipelines with automated regression and load tests
Technologies used
- Next.js
- Node.js
- AWS
- Kubernetes
- k6
Implementation
- Phase 1
Plan
Domain mapping and SEO-safe migration plan
- Phase 2
Build
Services and storefront built behind feature flags
- Phase 3
Harden
Performance, security and failover testing
- Phase 4
Launch
Gradual traffic shift with real-time monitoring
Results
- Stable page performance during peak events
- Independent, daytime releases per service
- Infrastructure that scales up and down with demand
Business impact
Marketing can plan promotions without engineering fire-drills, and teams ship improvements continuously.