Denis Filchakov

About

System Architect | 15+ YOE 🏦 Designing FinTech by day 🤖 Using AI to build solo what used to take a team 🛠️ Shipping robust system

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17d ago

Don't let regional lag ruin your launch 🚀 Free Global Performance Audit for Makers

Launching on Product Hunt soon? Remember: PH traffic is global. If your site is fast in the US but slow in Europe or Asia, you're losing votes and users.

I m the maker of Light Keeper, and I m offering a free, deep-dive audit for 10 upcoming projects to ensure your launch is smooth everywhere.

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21d ago

LightKeeper - See how fast your site loads for customers in 65+ regions

Your site feels fast to you — but how does it load in Brazil, Germany, or Canada? LightKeeper runs Lighthouse audits from 65+ global locations so you see real performance for every market. AI interprets results and gives a clear action plan — no technical expertise needed. Monitor Core Web Vitals across the pages that matter most, test authenticated pages, and catch regressions before they hurt your rankings or conversions. Full HAR report included for deeper analysis