# Portfolio & Case Studies Archive
## Martín (Tato) Panelati — Product Management Leadership

> Comprehensive archive of deep-dive product strategy case studies, technical architectures, 0-to-1 launches, and scale milestones.

- **Canonical URL**: https://www.tato.pm/cases/
- **Alternate Markdown URL**: https://www.tato.pm/cases/index.md
- **Homepage**: https://www.tato.pm/
- **Contact**: https://www.tato.pm/contact

---

## [Disrupting Classifieds: Building Letgo's Social Marketplace from 0 to 60M MAU](https://www.tato.pm/cases/letgo-mobile-classifieds-marketplace/)
- **Organization & Role**: OLX Group / Letgo • Lead Product Manager (Innovation & Global Platform)
- **Industry & Domain**: Marketplaces
- **Timeline**: 2015 - 2018
- **Tags**: #Marketplaces, #0-to-1 Product, #Social Graph, #Mobile Apps, #Viral Loops, #Platform Scale, #Executive Leadership
- **Executive Summary**: Conceptualizing, building, and scaling a mobile-first social classifieds platform from a 3-month MVP to OLX's unified 60M MAU global engine.
- **Quantified Impact**:
  - **0 to 4M MAU**: Initial Hyper-Growth (Scaled across 11 international markets within 18 months of initial commit)
  - **60M MAU**: Unified Platform Scale (Selected as the unified core platform powering OLX across emerging markets)
  - **3 Months**: MVP Time-to-Market (Conceived, engineered, and launched live in greenfield test market (Honduras))
- **Markdown URL**: https://www.tato.pm/cases/letgo-mobile-classifieds-marketplace.md