Hire the Best Linux System Administrators
in Bosnia and Herzegovina

I started to work as linux administrator since 2012, for my own purposes. I have experience with: Debian - since 2011 Apache(nginx)+MySQL+phpMyAdmin - since 2013 BASH - since 2013 OVH/SoYouStart services - since 2015 MySQL Cluster - since 2016 AWS - since 2019

Need server issues fixed fast? DNS problems solved quickly? WordPress errors repaired without downtime? Email authentication straightened out so your messages reach the inbox? You’re in the right place. I’m a Linux System Administrator specializing in fast, reliable system tasks, urgent troubleshooting, and quick-turnaround server fixes. Along with core sysadmin work, I also provide expert DNS configuration, SPF/DKIM/DMARC setup, and rapid WordPress repairs — all with a focus on stability, precision, and speed. What I Can Help You With (Fast Tasks, Quick Delivery) ? ⭐ System Administration - Linux troubleshooting and optimization - Fast server setup and configuration - User, permissions, and filesystem fixes - Cron jobs and automation (Bash, Perl, Python, etc.) - Package updates, deployments, and service recovery - Nginx/Apache setup, SSL certificates, security hardening - Log analysis, monitoring, and performance tuning ⭐ DNS & Email Authentication - Fixing DNS issues (A, CNAME, MX, TXT, SPF, DKIM, DMARC) - Solving “emails going to spam” problems - SPF setup and resolving “too many DNS lookups” - DKIM configuration and validation - DMARC setup from monitor to enforcement - DNS propagation issues and nameserver corrections - Reverse DNS (PTR) configuration ⭐ WordPress (Fast Repair & Maintenance) - White screen of death / PHP errors - Plugin or theme conflicts - Database connection issues - Malware cleanup and security hardening - Performance optimization and caching fixes - Migration, backup, and restore - File permission and redirect issues ⚡ Why Clients Choose Me - Fast response times — ideal for urgent tasks - Accurate, reliable technical solutions - Linux + DNS + WordPress expertise in one place - Clear communication and clean documentation - Focus on safe, stable, long-term fixes ✔️ My Work Approach I solve problems by: 1. Understanding the issue clearly 2. Identifying the fastest safe solution 3. Applying and verifying the fix 4. Providing clear notes and recommendations Send me a short description of your server issue, DNS/email problem, or WordPress error, and I’ll respond quickly with a clear plan and timeframe.

Network Engineer & Linux Administrator with experience of over 15 years, working with Cisco routers, switches, etc. - Linux servers and services expert: A lot of experience in the network design field and configuring Linux servers for web,FTP,TFTP,DHCP,DNS, etc, CMTS, Cable modems, QoS, Voice, Docsis ... (Certified Linux administrator CLA issued by Novel.) (Cisco CCNA certified.) (Windows Server 2012 certified.) (MCP Windows desktop certified.) *** Network Design. *** Configuring Linux servers as DHCP server, DNS (BIND), mail & webmail (Qmail then Zimbra), Web servers (Apache) and web design, Game servers, Radius server, Provisioning cable modems and Monitoring with MRTG & Cacti. *** Configuring Cisco Switches, like Cisco 6500 core switch, Cisco 3500 and 2950 Series, making Trunks, VLAN's, BGP, ACL's etc... *** Configuring Cisco Universal Broadband Routers, as uBR7246, uBR 7223, uBR7225. Configuring Docsis from 1.x till DOCSIS 3.0 systems. *** Configuring Arris, Motorola CMTS's... *** Configuring Windows Servers and MSSQL 2005 server, to work with database bigger than 50GB. *** Configuring ACL's and iptables on cisco & Linux systems. *** Video transcoding & transport via multicast & unicast. *** Configuring and implementation of Cisco DCM. - IPTV Engineer, experienced in IPTV solutions. complete solutions from scratch for IPTV and DVB-T, DVB-C, DVB-S/S2 solutions, scrambling systems.

Master's degree in IT, system administrator and engineer, with high focus on security. Held Microsoft, Linux and CEH certifications. Having more than 20 years of an experience managing Windows and Linux environments, including AD DS, AD CS, MS Exchange(deploy, migrate, maintenance, upgrade), TMG, WDS, WSUS, IIS, HyperV, VMWare, Proxmox, Xen, Fortinet, SonicWall, Azure and AWS services, Apache, Nginx, HAProxy, MySQL/MariaDB (deploying and management), control panels (ISPConfig3, cPanel, phpMyAdmin, Webmin, cPanel/WHM, PostfixAdmin, SquirrelMail, RoundCube), Fail2Ban, Postfix, Dovecot, Squid, BIND, SpamAssassin, pfSense, WordPress (deploying, migrating), OwnCloud, NextCloud, pfSense, OpnSense… Deploying LoadBalancing and High Availability for various services. Always willing to learn new things, open for challenges!