laurynas@sre:~
$ whoami

Linux Server Administrator _

$ cat /etc/profile

9+ years managing Linux servers for web hosting, email, security, and performance. Freelance consultant for server setup, migrations, troubleshooting, and optimization.

$ echo $LOCATION
Vilnius, Lithuania πŸ‡±πŸ‡Ή
Available for hire Remote EU RHCE β€’ RHCSA 9+ years exp

Freelance Linux Services

9+ years of experience in Linux server administration. Fast, reliable help for server setup, migrations, security hardening, performance optimization, and ongoing maintenance. Fixed-price projects or hourly consulting.

πŸ–₯️ servers

Server Setup & Migration

Fresh server deployments, OS installation, panel setup, and seamless migrations with minimal downtime. VPS, dedicated, or cloud.

rhel centos alma rocky plesk
🌐 web

Web Server Optimization

Apache/Nginx tuning, PHP-FPM configuration, caching setup, SSL certificates. Speed up your websites significantly.

apache nginx php-fpm varnish ssl
πŸ“§ email

Email Server Management

Mail server setup, spam filtering, DKIM/SPF/DMARC configuration, deliverability fixes, and migrations.

postfix dovecot spamassassin dkim
πŸ” security

Security & DDoS Protection

Server hardening, firewall configuration, intrusion detection, DDoS mitigation, security audits, and incident response.

firewalld fail2ban iptables selinux cloudflare
πŸ’Ύ data

Backup & Disaster Recovery

Automated backup solutions, off-site replication, disaster recovery planning, and tested restore procedures.

rsync mysql mariadb lvm snapshots
πŸ“Š monitoring

Monitoring & Maintenance

24/7 monitoring setup, alerting, log analysis, regular updates, security patches, and proactive maintenance.

nagios zabbix prometheus grafana
πŸ”§ automation

Automation & Scripting

Custom bash scripts, Ansible playbooks, automated deployments, cron jobs, and infrastructure as code.

bash ansible python saltstack
☁️ virtualization

Virtualization & DNS

KVM/OpenVZ management, VM provisioning, DNS server setup with PowerDNS, domain management.

kvm openvz virtuozzo powerdns
🚨 emergency

Troubleshooting & Emergency

Server down? Quick diagnosis and resolution for critical issues. Root cause analysis, performance bottlenecks, and urgent fixes.

debugging logs performance recovery

Tech Stack

skills@laurynas
$ cat /etc/skills.conf | sort -k2 -rn
# Operating Systems
  • RHEL/CentOSβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘ 90%
  • AlmaLinux/Rockyβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘ 90%
  • Debian/Ubuntuβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘ 75%
  • Linux Securityβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘ 85%
# Web & Panels
  • Pleskβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆ 100%
  • Apacheβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘ 90%
  • Nginxβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘ 85%
  • PHP/PHP-FPMβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘ 85%
# Mail & DNS
  • Postfixβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘ 80%
  • Dovecotβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘ 80%
  • PowerDNSβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘ 70%
  • BINDβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘ 65%
# Databases
  • MySQL/MariaDBβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘ 70%
  • PostgreSQLβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘ 60%
  • Redisβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘ 65%
  • SQLiteβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘ 60%
# Virtualization
  • KVM/QEMUβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘ 80%
  • Virtuozzo/OpenVZβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘ 75%
  • Dockerβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘ 65%
  • Proxmoxβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘ 60%
# Automation & Monitoring
  • Bashβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘ 80%
  • Nagiosβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘ 70%
  • Ansibleβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘ 65%
  • SaltStackβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘ 70%
9+ years experience. Ready to deploy. _

Career Log

$ git log --oneline --graph career.log
HEAD 2025-02 β†’ present

Nord Security

Site Reliability Engineer
  • Infrastructure scaling with SaltStack, Consul, Redis, Rundeck
  • Hardened deployment patterns, reduced time-to-restore
  • Improved reliability across multiple regions
a3f8d21 2017-02 β†’ 2025-02

Telia Lietuva

Linux Systems Administrator
  • Automated hosting platform with Ansible and shell scripts
  • Performance tuning for high-traffic workloads
e7c2b09 2014-06 β†’ 2017-02

Interneto vizija

IT Specialist
  • VPS customer support, documentation, junior mentoring
ongoing 2014-01 β†’ present

Freelance Linux Admin

Server Administration & Consulting
  • ServeriΕ³ diegimas, migravimas, problemΕ³ sprendimas, optimizavimas
  • Web hosting diegimas: Apache, Nginx, Plesk, cPanel
  • El. paΕ‘to serveriai: Postfix, Dovecot, spam filtravimas, pristatymas
  • Saugumo stiprinimas, DDoS apsauga, atsarginiΕ³ kopijΕ³ sprendimai

Get In Touch

Need help measured in days, not months? Describe your problem and constraints β€” you'll get a realistic plan and a fast first fix.

contact@laurynas
$ contact --list-methods
email laurynas@jankevicius.lt phone +370 681 29342 teams laurynas.jankevicius
location Vilnius, Lithuania
timezone CET/EET (Weekdays)
$ echo "Ready when you are" _

Start a Project

Whether it's a quick debugging session or a longer engagement, let's discuss how I can help.

$ ./start-conversation
Certifications: RHCE RHCSA