kamauJeff/Shamba-Africa

Africa's agritech ecosystem: From Seed to Sale. Connecting farmers to loans, insurance, and fair prices via web, mobile, and USSD. # 🌱 Shamba — From Seed to Sale > Africa's premier agritech ecosystem. Empowering smallholder farmers across East Africa with credit, insurance, marketplace access, and AI-driven insights. --- ## Why Shamba wins | Problem | Shamba solution | Revenue stream | |---|---|---| | Farmers can't access credit | AI credit scoring → input loans | 12–18% interest + 1.5% origination fee | | Crops lost to weather | Parametric insurance, auto-payout | 12% commission on 4% premium | | Produce sold at exploitative prices | B2B marketplace with escrow | 7% transaction commission | | No market data | Live prices across 15+ counties | Premium SaaS tier | | Post-harvest loss | Verified cold storage directory | Lead-gen fees | | Feature phone farmers excluded | Full USSD interface | Africa's Talking | **Target market:** 5.4M smallholder farmers in Kenya alone. East Africa (KE/UG/TZ) = 15M+ farmers. --- ## Tech stack | Layer | Technology | Deploy | |---|---|---| | API | Node.js · Express · Prisma · PostgreSQL | Railway | | Web | React 18 · Vite · Tailwind CSS · shadcn/ui · React Query | Vercel | | Mobile | Expo SDK 51 · React Native · Expo Router | EAS | | Database | Supabase PostgreSQL | Supabase | | Shared | TypeScript · Zod · pnpm workspaces | — | --- ## Project structure ``` shamba/ ├── apps/ │ ├── api/ # Express REST API │ │ ├── prisma/ │ │ │ ├── schema.prisma # 25 models, 8 domains │ │ │ └── seed.ts # Realistic EA data │ │ └── src/ │ │ ├── controllers/v1/ # 11 controllers │ │ ├── routes/v1/ # 11 route files │ │ ├── services/ # credit, weather, mpesa, predict, sms, jwt │ │ ├── jobs/ # node-cron insurance checker + reminders │ │ └── middleware/ # JWT auth, Zod validation, error handler │ ├── web/ # React SPA │ │ └── src/ │ │ ├── pages/ # 11 pages (dashboard → admin) │ │ ├── components/ # AppLayou …