Production-grade Linux operations, security hardening & performance tuning.
PROWIDE helps teams keep services fast, secure, and stable — from incident response and DDoS mitigation, to MySQL tuning, web stack optimization, and automation.
Services
Pick a single task, or keep me on a lightweight monthly retainer.
Linux SysAdmin & DevOps
Server setup, migrations, backups, observability, automation, and day-2 operations.
Security & Hardening
WAF/ModSecurity, firewalling, Fail2Ban, access control, audit trails, incident response.
Performance & Reliability
MySQL tuning, PHP-FPM optimization, Nginx/Apache tuning, caching, bottleneck analysis.
DDoS & Abuse Mitigation
Practical protections and playbooks: rate limiting, filtering, log-driven blocking.
AWS & Email Deliverability
Lightsail/EC2 basics, SES, DNS (Route 53), TLS, SPF/DKIM/DMARC alignment.
VoIP / Asterisk
Asterisk services, SIP/TLS, NAT/ports, testing tools, and reliability improvements.
Approach
Clear communication, measurable improvements, and changes you can keep long-term.
How I work
1) Quick assessment → 2) prioritize risks & downtime → 3) implement safe changes → 4) document & monitor.
Good fit if you need
A reliable “ops brain” who can jump into legacy hosting, stabilize it, and modernize it step by step.
Contact
Send a short message with the problem + server stack + urgency.
hello@prowide.info
Location
Unska 5, Subotica 24107, Serbia • Remote worldwide
Tax ID: RS 111575208
Message template
Hi Istvan,
We need help with:
- Stack: (nginx/apache, php version, mysql/mariadb, panel)
- Symptoms: (errors, slow, downtime, security incident)
- Timeline: (when started, any recent changes)
- Access: (SSH/VPN, staging available?)
Best,
[Name]