Kaloian Doichinov
Network Infrastructure Engineer
Helping businesses run reliable networks, cloud environments, and practical IT systems with less downtime and less guesswork.
Selected Work
Selected infrastructure work across networking, cloud identity, endpoint management, and systems operations.
Multi-WAN Office Connectivity
Designed redundant office connectivity with MikroTik failover to reduce downtime and keep critical services online.
Azure AD & Intune Onboarding
Implemented Azure AD and Intune onboarding to standardize identity, device setup, and endpoint control.
Client Service Portal
Built a client-facing support portal to improve request handling, visibility, and service coordination.
Experience
Hands-on experience across office networking, cloud identity, endpoint provisioning, virtualization, and day-to-day infrastructure operations.
Networking
- Office network design and support
- Multi-WAN failover and load balancing
- VPN deployment and network security
Cloud & Identity
- Azure AD / Entra ID and Intune administration
- Conditional Access and user/device provisioning
- Endpoint setup and management
Systems & Automation
- Linux systems and Docker workloads
- Proxmox virtualization
- Infrastructure automation and operational tooling
Platforms
Technologies I work with across networking, cloud identity, endpoint management, and infrastructure operations.
Microsoft
- Azure AD / Entra ID
- Intune
- Microsoft 365
Networking
- MikroTik
- VPN
- Routing and failover
Systems
- Linux
- Docker
- Proxmox
Approach
The focus is on infrastructure that works reliably in production, stays manageable over time, and does not become harder to support than it needs to be. Good systems should be practical, maintainable, and clear enough that troubleshooting is straightforward when something goes wrong.
About
Based in Sofia, Kaloian Doichinov focuses on infrastructure work that values reliability over unnecessary complexity. The goal is simple: build systems that are stable, maintainable, and easier to operate day to day.
The work spans networking, cloud administration, endpoint management, and infrastructure operations for business environments.