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.
get in touch
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
Support Stats: a leadership dashboard
Case study on a support-analytics dashboard for two brands — tickets, refunds, chargebacks and Visa’s VAMP rate, Trustpilot, team speed — computed offline, published static, and honest about which numbers are still moving
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
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
