Serhii V.

Serhii V.

RivneUkraine
100% Job Success
Top Rated Plus

Systems Administration, DevOps

Servers administration, security hardening, malware cleanup, prevention of hackers intrusion, DevOps, DNS, email, web hosting setup, migration, troubleshooting, recovering, monitoring, automation, scripting, supporting, writing documentation. 4+ years on Upwork, 180+ success projects, 100% individual freelancer. I offer reasonable services in areas: Security: • malware cleanup, websites recovery; • penetration testing; • security hardening for servers and websites; Web hosting: • websites migration and web hosting setup; • hosting optimizing for speed and security, troubleshooting; • DNS configuration and troubleshooting, Cloudflare automation; • setup and support hosting panels (Plesk, cPanel/WHM, HestiaCP etc); • deploy and support various CMS (WordPress, Drupal, Typo3 etc); • cloud hosing (VPS) setup and automation (DigitalOcean, Linode, Hetzner, Vultr etc); DevOps and Clouds: • automation scripting with Bash, CMD, PowerShell; • clouds service and infrastructure setup (GCP, AWS, Azure); • virtualization (Proxmox VE, Docker, Podman, Hyper-V, XEN); • Kubernetes; • CI/CD pipelines. IT infrastructure administration tasks: • monitoring and maintain of servers and infrastructures; • DNS configuration, mail servers; • mesh networks (Netmaker, Zerotier etc), Wireguard, VPN (IPSec); • servers and workstations administration (Windows, macOS, Linux); Systems and services troubleshooting, data recovery: • OS restoring and boot recovery; • deleted data recovery; • software and systems troubleshooting; • filesystems and RAID recovering.
Rating is 5 out of 5.
5.00 Jul 6, 2022 - Sep 21, 2023
Private earnings
Rating is 5 out of 5.
5.00 May 28, 2023 - Aug 5, 2023

"Pleasure was work with him, he always delivers high quality jobs and I'll come back to him. He's an excellent developer."

Private earnings
Rating is 5 out of 5.
5.00 May 13, 2021 - Aug 5, 2023

"Serhii have done an Amazing job in order to avoid e-mail adress to go in spam."

Private earnings
Aug 4, 2021 - Aug 4, 2023

No feedback given

Private earnings
Rating is 5 out of 5.
5.00 Nov 4, 2022 - Aug 4, 2023
Private earnings
Rating is 5 out of 5.
5.00 May 29, 2023 - Jun 20, 2023

"Great working with Serhii."

Private earnings
Rating is 5 out of 5.
5.00 May 26, 2023 - May 31, 2023

"Top quality"

Private earnings
Rating is 5 out of 5.
5.00 Aug 3, 2022 - May 6, 2023
Private earnings
Rating is 5 out of 5.
5.00 Mar 28, 2023

"Excellent work!!!"

Private earnings
Rating is 5 out of 5.
5.00 Nov 27, 2022 - Mar 8, 2023

"Working with Serhii was a god send. If you need someone that understands rewrite rules or server architecture across various front-end & back-end languages - hire this guy. Fantastic work ethic, great communicator and truly pleasant to work with! Thank you!"

Private earnings

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Skills

  • Ubuntu
  • DNS
  • Malware
  • Virtual Private Server
  • Linux System Administration
  • Proxmox VE
  • Cloudflare
  • Web Hosting
  • Website Security
  • Scripting
  • Web Server
  • Data Recovery
  • Disaster Recovery
  • Debian