Deploy high-availability Stalwart mail server for production
Deploy a free, HAStalwart mail server cluster. A step-by-step guide using Oracle Cloud, Upstash, and CockroachDB for redundant self-hosted email.
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.
Discover Finland - The pure beauty of northern Europe
Explore Finland, the happiest country in the world, from vibrant Helsinki and magical Lapland to serene Lake Saimaa, complete with essential travel tips.
Cloudflare Tunnel as an alternative to Kubernetes ingress
Learn how to securely expose Kubernetes resources without traditional Ingress by using Cloudflare Tunnel for easy setup, cost savings, and enhanced protection.
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