Work & projects
Everything I have shipped, paid work and my own. Each entry carries the full stack, the deployed addresses where there are any, and the repositories.
Work
Yalla
2026 · OngoingA B2B ticketing and event platform running in production in Brazil, with tickets issued on-chain and a transfer policy the producer cannot rewrite after the fact.
- Role
- Full stack, solo: everything but mobile
- Stack
- Rust·
- Soroban·
- Stellar·
- TypeScript·
- Next.js·
- Express·
- Prisma·
- PostgreSQL·
- Redis·
- Privy·
- Stripe Connect·
- Mercado Pago·
- AWS ECS·
- Prometheus·
- Turborepo
- Proof
- real events since May 2026
- Links
Plina Finance
2026 · OngoingOn-chain infrastructure for the institutional tokenization of credit rights, built on Stellar.
- Role
- CTO
- Stack
- Stellar·
- Soroban·
- Rust·
- TypeScript·
- Node.js·
- React·
- USDC·
- EURC
- Proof
- Stellar instaward, via Stellar 37°
CAPGov, Public Data Platform
2023 – 2026ETL pipelines turning large public datasets into evidence policy researchers can cite.
- Role
- Undergraduate researcher, ETL
- Stack
- Python·
- SQL·
- Docker·
- ETL
- Proof
- analytical dashboards in use
On my own
Karn
2026 · OngoingAn open-source governance protocol on Stellar, paired with a program to expand women's participation in tech across Latin America.
- Role
- Founder & sole engineer
- Stack
- Rust·
- Soroban·
- Stellar·
- TypeScript·
- Node.js·
- React·
- PostgreSQL·
- Supabase
- Proof
- @karn_lat/protocol-sdk published on npm
- Links