Author profile

Ihor Vakar

Founder of IT Master, Systems Engineer

Systems engineer and founder of IT Master. In IT since 2005. Supports business server and network infrastructure: Windows Server and RDS terminal servers, VMware ESXi virtualisation, MikroTik networks, 1C/BAF servers.

His main focus is diagnosing complex failures and incident analysis: from event logs and process dumps to an established root cause and an expert conclusion. He builds his own diagnostic and automation tools. Works with clients in Ukraine and abroad, mostly remotely.

On the blog he publishes breakdowns of real incidents from client work and practical guides for administrators.

All articles by the author

Website Development Brief: How to Write a Technical Specification Developers Understand

07.06.2026 · 5 min read

Ihor Vakar

All articles by the author

Case Study: Corporate Infrastructure Cloud Migration with Zero Downtime

Server Monitoring: How to Detect Problems Before Your Clients Do

Website development

Nova Poshta API: Automating Delivery for Your Online Store

AI Assistant for Business: From Idea to Working Prototype in One Week

CRM for Ukrainian Business: KeyCRM vs HubSpot vs Bitrix24 Comparison

Schema.org Structured Data: How to Get Rich Snippets in Google

Website Launch Checklist: 30 Points Before Going Live

Website Development Brief: How to Write a Technical Specification Developers Understand