Fabian Janiszewski

🇪🇸Jarandilla de la Vera, Spainfollowupos.dev dealsharp.appSaaSDev tools

Software developer and solo founder from Poland, living and shipping from Spain.

Building

FollowUpOS: Anti-ghosting follow-up system for closers who sell on LinkedIn. Know exactly who to contact today, draft the message in your voice, and convert more leads.

DealSharp: Analyze real estate deals, compare risk, track portfolio performance, and run the asset after close.

Intro on X

I'm 26. Software developer and solo founder from Poland, living and shipping from Spain. Let's connect!

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