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Case studySaaS · Web app
SalesOS
SalesOS is the software I founded for sales pros. The clearest proof of what I can build: a complete web application, in production.

The context
Selling is often run on spreadsheets and gut feeling. The goal: one tool that centralizes everything, from pipeline to invoicing, with data and AI.
What was asked
- Centralize the entire sales job
- A real-time pipeline and meeting tracking
- AI coaching on calls
- Public, verifiable proof (track record)
- Built-in invoicing
- Acquisition through content (SEO)
What we delivered
The application
- Full web app (authentication, Stripe payments)
- Pipeline, meeting tracking, AI coaching
- Verified public track record
- Electronic invoicing (Factur-X, CPF)
Acquisition
- 100+ article SEO blog
- Landing pages and conversion funnels
- Vercel and Supabase infrastructure
The result
✓A SaaS in production, used by real closers
✓Proof that I design and code a complete app
✓A solid, scalable technical base
✓An acquisition engine that runs
Next.js · Vercel · Supabase · Stripe