hey, i'm denis
background
what i do
companies
what people say
oleg sobolevextrovert · 2026I worked with Denis at Extrovert, where he ran customer success on his own. He never handed engineering a guess: every bug came with the real cause, the evidence behind it and steps we could reproduce. It changed how fast we shipped fixes.
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things i've built
PayProDesk
Zendesk sidebar app that brings PayPro Global & Solidgate subscription data directly into your support tickets — no tab-switching required
Extrovert: agentic customer success
Case study on rebuilding a whole CS function on Claude Code — 14 custom skills, six live data sources, 190 logged root-cause investigations in 14 weeks, and a loop that turns every wrong answer into a rule
Tag Timeline
Zendesk nav bar app that tracks tag changes across tickets — trends, agent activity, AI-powered analysis, and period-over-period comparisons
ChurnAlert
Syncs cancellation data from Stripe to Intercom, letting support teams instantly trigger retention workflows when users try to leave
Zendesk Feedback Pro
Custom downvote feedback form capturing valuable product insights from unhappy customers, helping teams understand and address user concerns proactively
how to improve customer support
Stop fighting support fires and start building systems that scale. This 5-step playbook shows you how to improve any support operations with real examples and a 90-day plan
Enhanced Ticket Categorization System
Ready-to-use framework for categorizing support tickets with clear priority levels, team responsibilities, and response time targets
