Hi, I'm Andrea Castellano, a passionate developer and system administrator based in Milan, Italy. With a strong background in open-source technologies, I specialize in:
- Building scalable solutions for IT infrastructures.
- Automating workflows and processes using Python.
- Designing and managing monitoring systems with Grafana and Prometheus.
- Integrating APIs for seamless communication between tools.
- Reverse proxing for providing custom URLs to customers.
Currently, I work as a Second-Level Help Desk Specialist, combining my technical expertise with problem-solving skills to ensure smooth IT operations.
| Category | Technologies |
|---|---|
| Languages | Python C/C++ Bash SQL |
| Databases | PostgreSQL MySQL |
| DevOps | Docker Git CI/CD Reverse Proxy (Nginx/Apache) |
| Monitoring | Grafana Prometheus |
| ITSM | OTRS/Znuny Customization Yeastar-PBX Integration Ticketing Automation |
Although my repositories are private, here are some areas I’ve been working on:
Integrated Grafana with OTRS/Znuny to create a unified monitoring system that tracks ticket statistics alongside infrastructure metrics.
Built a Python API that interfaces Yeastar Workplace with OTRS/Znuny via SOAP/REST protocols, enabling automated ticket generation based on events (Ticket on call).
Automated repetitive business processes using Python scripts.
Implemented secure reverse proxies using Nginx/Apache alongside Let's Encrypt certificates to ensure encrypted communication across services.
