Roman Melnikov
Technical Writer and System Administrator
34 articles
10 areas of expertise
Technical writer and DevOps engineer with 9 years of experience. Created over 50 detailed guides on system configuration and administration. His instructions helped thousands of professionals successfully solve technical tasks. Popular author on Habr and YouTube.
Expertise
Technical Documentation
DevOps
System Administration
Linux
Docker and Kubernetes
CI/CD
Infrastructure Automation
Cloud Technologies
System Monitoring
Bash and Python Scripting
Education & credentials
- Bauman Moscow State Technical University — Information Systems and Technologies
- Technical Writing
- AWS Certified Solutions Architect — Amazon Web Services
- Linux Professional Institute Certification (LPIC-2) — Linux Professional Institute
- Certified Kubernetes Administrator (CKA) — Cloud Native Computing Foundation
Articles by this author (34)
How to Set Up WireGuard on Ubuntu 24.04 LTS and Linux Mint: Step-by-Step Guide
16.07.2026 240
macOS Sequoia and VPN: How to Set Up a System Kill Switch and Configure Network Extension
15.07.2026 230
iOS 18 and 19: How to Set Up VPN, Compare Private Relay, and Understand Network Extension Nuances
14.07.2026 276
Android 15 and 16: Always-on and Per-app VPN — Step-by-Step Setup Guide for Pixel
13.07.2026 339
HarmonyOS Next and VPN: Complete Step-by-Step Setup Guide for Huawei Without Google
10.07.2026 1023
Nintendo Switch 2 and VPN in 2026: How to Set Up Game and eShop Access — Step-by-Step Guide
09.07.2026 790
VPN on Steam Deck: Complete Setup, Ping Optimization, and Bypass Regional Blocks — Step-by-Step Guide
08.07.2026 1077
Apple TV 4K and VPN: Complete Setup via Profile, Smart DNS, and Router VPN
07.07.2026 742
How to Set Up a VPN on Samsung Smart TV Tizen for Netflix US Access: Step-by-Step Guide
06.07.2026 572
LG webOS and VPN via Router: Step-by-Step Guide from Start to Finish
03.07.2026 1308
VPN for Apple Watch: How to Set It Up via iPhone Without Mistakes — Step-by-Step Guide
02.07.2026 1389
VPN on Apple Vision Pro: WireGuard and IKEv2 — Step-by-Step Guide from Start to Finish
01.07.2026 798
VPN on Router for PS5 and Xbox: Step-by-Step Guide for Mikrotik and Keenetic
30.06.2026 1289
Nintendo Switch and VPN: How to Buy in the eShop and Change Your Region — Step-by-Step Guide
29.06.2026 1488
PlayStation Plus via VPN from Russia in 2026: Risks, Details, and Safe Network Setup
26.06.2026 4183
Xbox Game Pass from Russia via VPN: Step-by-Step Guide with Payment and Regional Blocking Workarounds
25.06.2026 795
Counter-Strike 2 via VPN: Region Change, Skins, and Server Selection — Step-by-Step Guide
24.06.2026 1802
How to Play Apex Legends Mobile and Mobile Legends via VPN in 2026: A Step-by-Step Guide
23.06.2026 808
PUBG Mobile with VPN: Global Servers and Low Ping — Step-by-Step Beginner’s Guide
22.06.2026 1640
Playing Valorant via VPN from Russia: Step-by-Step Guide with Server Selection and Anti-Ban Tips
19.06.2026 965
Wild Rift in Russia via VPN: Step-by-Step Guide for Low Ping and Russian-Language Lobbies
18.06.2026 1303
Genshin Impact and Honkai Star Rail via VPN: Different Regions and Bonuses — Step-by-Step Guide
17.06.2026 1766
Roblox in Russia 2026: How to Launch the Game via VPN and Pay for Robux — Step-by-Step Guide
16.06.2026 2941
Steam Regional Pricing and VPN in 2026: How to Act Legally and Avoid Bans
12.06.2026 1434
Minecraft Bedrock via VPN: Step-by-Step Guide for Unblocked Play and Low Ping
11.06.2026 2652
Fortnite in Russia 2026: How to Play via VPN with Low Ping — Step-by-Step Guide
10.06.2026 1451
Setting Up TrustTunnel for Windows
09.06.2026 736
Setting Up TrustTunnel on iOS
08.06.2026 523
Setting Up TrustTunnel for Android
05.06.2026 864
What is TrustTunnel
04.06.2026 531
Setting Up VLESS+Reality for Windows
03.06.2026 3829
Setting Up VLESS+Reality on iOS
02.06.2026 3838
Setting up VLESS+Reality for Android
01.06.2026 1149
What is VLESS+Reality
29.05.2026 1856