System & Network Administration · Software & Server Configuration
Kamenets-Podolskii, Ukraine
Web Programming · Software & Server Configuration
Antalya, Turkey
clean code and building stable, high-performance infrastructures. Web Development: I specialize in custom web development using pure PHP from scratch. I also have strong proficiency in HTML5, CSS3, and JavaScript, along with practical experience in customizing popular CMS platforms like WordPress and OpenCart. Server Administration: Beyond coding, I am an expert in server maintenance and administration. I work professionally with Linux…
System & Network Administration · Software & Server Configuration
Dnepr, Ukraine
Linux & Unix · Software & Server Configuration
Warszawa, Poland
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System & Network Administration · Software & Server Configuration
Kyiv, Ukraine
• NAT and traffic filtering rules • VPN deployment (WireGuard, OpenVPN) • SSH hardening (key-based authentication, access restrictions) • Basic Linux security audits • Service isolation (FreeBSD jail) • Open port and service analysis • Network troubleshooting My working principles: — reducing unnecessary services — strict access control — clear documentation — configuration consistency I also have experience integrating Linux…
Software & Server Configuration · System & Network Administration
Kyiv, Ukraine
Cybersecurity & Data Protection · Software & Server Configuration
Dnepr, Ukraine
