Full-stack engineering
B2B wholesale marketplace
A Colombian B2B marketplace built with a Next.js frontend, a NestJS API, and a PostgreSQL model managed through Prisma.
- Responsibility
- Technical architecture and full-stack development
- Period
- 2026
- Client
- Primo's CyberMarket
The problem
The initial concept considered Bubble, but authentication, roles, hierarchical categories, observability, and modular growth required a more controllable technical base.
The solution
I built a separated frontend, API, and data architecture with JWT authentication, buyer and supplier roles, administration, SEO categories, media, notifications, monitoring, and infrastructure documentation.
Outcome
The project moved from a no-code dependency to a custom platform ready to expand modules, operate staging, and evolve marketplace logic without rebuilding its foundation.
What I owned
- Frontend, backend, and data architecture
- Authentication and active roles
- Hierarchical categories and SEO routes
- Administration and catalog modules
- Observability, deployment, and documentation
Deliverables
- Next.js application
- Modular NestJS API
- Prisma schema and migrations
- Architecture and API documentation
- Deployment and QA checklist
Technology