Rebuilding a Platform Under Itself: Monolith to Microservices Without Stopping the Business
Notes from a live V2→V3 re-platforming, moving a tightly-coupled Node/Python duolith to Laravel microservices while the old system keeps serving customers.
cto & full-stack engineer
Yann Labour
I lead technology at CapStellar, a digital-assets platform — architecture, security, and applied AI. Here I write about engineering practices, automation, and system architecture.
- location
- Mauritius · UTC+4
- in production
- 18 years
- focus
- Laravel · applied AI · infrastructure
- status
- open to remote / relocation
posts/
Building a Single Pane of Glass for a 20-Server Fleet
Why I built our operations console instead of buying one, and the design rules that keep it trustworthy: read-only collectors, flap-resistant alerting, and a dead-man’s switch.
Multi-Region Failover on a Small-Company Budget
How we gave a Laravel API a warm standby on another continent with a Cloudflare Load Balancer, a read replica, and a short list of deliberate rules. It is not active-active, and that’s the point.
Zero-Trust Networking for a Small Multi-Provider Fleet
How a Tailscale mesh turned servers on four hosting providers into one private network, and the operational rules that keep it clean: tags, key expiry, explicit public holes.