Skip to content
BackNov 7
Max S.
Upwork badge

Max S.

Infrastructure and Security Expert / Full Stack Developer

✅ The Best Freelancer 2017 / IT & Networking / Dnipro City, Ukraine ✅ 10000+ working hours | 100% Job Success Rate | 99% Recommendation Rate ------------------------------------------------------------------------------------------------ Self-motivated professional with strong work ethic and responsibility to my clients. My main professional direction is an administration of servers and services (for virtual/dedicated web hosting, networks, application servers, etc) under Linux, Mac OS X and FreeBSD. I have 20+ years experience in *nix'like systems. I've been working for hosting companies, ISPs, web studios, software development companies and other small, medium and large business on over the World. My priority is to be always meet needs and deadline of my clients. I'm honest and fair. Our acquaintance may be successful if you need a specialist for assistance (including but not limiting) for: ✔ Common system setup and configurations for: -- Ubuntu/Debian/CentOS/RHEL Linux, -- FreeBSD, -- Mac OS X Server, -- Windows Server, and other; ✔ Cloud Hosting Services: -- Google Cloud Platform, -- Amazon AWS, -- DigitalOcean, -- Linode, and other; ✔ Virtualization technologies based on: -- VMWare ESXi/vCenter Server and other VMWare products, -- Citrix XenServer, -- Qemu KVM, -- Debian Xen, -- LXC containers, -- VirtualBox, -- Proxmox including cluster setup, -- OpenVZ containers and other; ✔ Web-hosting servers software adjustments: -- Nginx, -- Apache, -- Haproxy, -- MySQL, -- PostgreSQL, etc; ✔ Web-hosting control software: -- cPanel/WHM, -- Plesk, -- DirectAdmin, -- ISPsystem.com products, -- Billing system WHMCS, etc; ✔ Mail systems including configuration for: -- Postfix, -- Exim, -- Dovecot, -- Roundcube, -- Kerio Mail Server, -- Zimbra Mail Server and other; ✔ VPN technologies: -- OpenVPN, -- L2TP/IPSec, -- PPTP, -- Softether, and other; ✔ Monitoring systems like Zabbix, Cacti, Munin, etc; as well as: ✔ Linux HA Cluster / DRBD / load balancing; ✔ Domain name systems (DNS); ✔ File servers (Owncloud, FTP, Samba); ✔ Firewall (ipfw, iptables); ✔ Network access servers (mpd5, ppp, pppoe); ✔ Routing devices (Mikrotik, BDCOM, D-Link); ✔ Web-sites migration; Mac OS X and other Apple creations fan! I'm living in time zone GMT+2 (Kyiv, Ukraine), but I work in your timezone. Thank you in advance for consideration. Take a look to my portfolio below. I'm looking forward to work with you soon.

🇺🇦Dnipro, Ukraine$110/hr100% JSS4.99 (93)Since Jun 2015

Earnings and projects

MRR
$14k

Last 6 months ÷ 6

World#564 / 412k
🇺🇦Country#42 / 14.3k
Revenue, last 30 days
—

Read daily since Oct 23, under 30 days

Total earnings
$907k

Billed in all: $929k

World#738 / 412k
🇺🇦Country#65 / 14.3k
Per project
$8.6k

$42k in the last 6 months

World#19,087 / 412k
🇺🇦Country#1,317 / 14.3k
Projects, last 6 months
2
0% fixed100% hourly
World#88,918 / 412k
🇺🇦Country#3,419 / 14.3k
Projects in all
105

Across 108 contracts

45% fixed55% hourly
World#26,022 / 412k
🇺🇦Country#1,206 / 14.3k

Earnings, last 30 days

$929k+$8k earned since Oct 23Billed in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$920k$925k$930kOct 23Oct 31Nov 7

Tracked from Oct 23, 2026.

Skill rankings: #1 in 7 skills of 10

Rarest: top 0.13% in Database Administration, of 797. Ranked by MRR among everyone on Upwork with the skill.

  1. 1Database Administration797 freelancers · 🇺🇦 #1Top 0.13%
  2. 1Virtualization305 freelancers · 🇺🇦 #1Top 0.33%
  3. 1VMware Administration274 freelancers · 🇺🇦 #1Top 0.36%
  4. 1Zabbix108 freelancers · 🇺🇦 #1Top 0.93%
  5. 1Mac OS X Administration92 freelancers · 🇺🇦 #1Top 1%
  6. 1Service Cloud Administration51 freelancers · 🇺🇦 #1Top 2%
  7. 1Citrix Hypervisor42 freelancers · 🇺🇦 #1Top 2%
  8. 2DigitalOcean367 freelancers · 🇺🇦 #1Top 0.54%