Monitor Stalwart HA clusters with Grafana Cloud
Learn how to monitor your Stalwart HA cluster by sending logs, metrics, and traces to Grafana Cloud using Prometheus and Alloy for a single pane of glass.
Solutions Architect & DevOps Specialist
I am Harry Tang, an IT Solutions Architect & DevOps Specialist. I use microservices architecture to design complex, scalable systems and applications. By applying DevOps culture, I bring CI/CD to a new automated level with highly secure and efficient delivery.
Secure multi-team Kubernetes access with Tailscale
Learn how to combine Tailscale identity with Kubernetes RBAC to grant scoped, private access to multi-tenant clusters without public API exposure.
Upgrading high-availability Stalwart cluster
Step-by-step guide to upgrading your high-availability Stalwart mail server cluster to version 0.15.5 using Docker Compose while maintaining system uptime.
Work
- Role
- Solutions Architect
- Company
- Mirasys Oy | Finland
- Date
- Role
- Yksityinen elinkeinonharjoittaja
- Company
- Toiminimi | Finland
- Date
- Role
- Senior Backend Developer
- Company
- ParkMan | Finland
- Date
- Role
- Senior Consultant
- Company
- IAA Inc | Remote
- Date
- Role
- CTO
- Company
- Grey Neuron | Vietnam
- Date