NAME Branislav Jajić
ROLE Founder & Director @ ONET · L3 Software Support
FOCUS DevOps · Managed Hosting · WordPress Infrastructure
LOCATION Serbia
MISSION Build systems that stay fast, secure and maintainable.
I build, run, and troubleshoot production web infrastructure. My work connects Linux operations, managed hosting, containerized deployments, WordPress engineering, and L3 technical support.
At ONET, I work on hosting platforms, websites, email systems, security, backups, migrations, monitoring, and infrastructure automation.
01Building and improving managed hosting infrastructure02Deploying containerized applications with Docker, Compose, and Dokploy03Engineering high-performance WordPress platforms with Bedrock, Sage, and Gutenberg04Automating deployments, monitoring, backups, and operational workflows05Developing backend services and news-processing pipelines with Python and FastAPI06Expanding into Kubernetes/k3s, observability, and highly available systems
DNS · SSL/TLS · Reverse Proxies · Server Migrations · Backups
Monitoring · Email Deliverability · Security Hardening
Incident Response · Performance Optimization
| Area | Building toward |
|---|---|
MANAGED_HOSTING |
Reliable WordPress, WooCommerce, email, backup, and support services |
AUTOMATION |
Repeatable deployments, monitoring, and infrastructure health checks |
MODERN_WORDPRESS |
Reusable, fast news and content platforms powered by Gutenberg |
BACKEND_SYSTEMS |
APIs and automated content-processing pipelines |
INFRASTRUCTURE |
Virtualization, orchestration, observability, and high availability |
Digital infrastructure. Production systems. Modern web.

