Hi, I'm Gregorio Bujor Santos
I am
Full-Stack Developer (Frontend-leaning) with experience building end-to-end B2B products. Specialized in React, Next.js, and cloud ecosystems.
Professional Experience
BULLFEET
Full-Stack Developer (Frontend-leaning) / Tech Lead
- Coordinated a team of 5 developers and defined execution for B2B platform.
- Frontend and UX Ownership: Figma design and implementation.
- Developed Shopify plugin in React, Angular dashboard, Java Spring Boot backend.
- Internal CRM development: React + NestJS + Supabase.
- Testing: Vitest and Playwright.
- Deployments with Docker on AWS EC2.
Autentia Real Business
Software Developer
- Developed internal time tracking system: React + Kotlin.
- Unit and integration testing (Jest + React Testing Library).
- Development applying hexagonal architecture.
- CI/CD with GitHub Actions.
- Collaboration on Java Spring Boot and Kotlin backend.
FREELANCE
Web Developer
- Bucodent: Design in Figma and Astro development, SEO optimization.
- Reintegralia: Website in Astro and calculator in React.
- Node.js + MongoDB backend for lead management.
Selected Projects
B2B Platform BULLFEET
End-to-end development of a B2B platform allowing distributors to manage catalogs, orders, and invoicing autonomously. Implemented a scalable architecture capable of handling thousands of SKUs and product variants.
Internal CRM
Custom tool to optimize sales team productivity. Includes lead management, opportunity tracking, and automated weekly reporting.
Custom Shopify Plugin
Shopify plugin allowing end customers to visualize product changes (colors, materials) before purchase. Direct integration with Shopify cart.
Bucodent Web
Website design and development focused on conversion and appointment booking. Local SEO optimization and exceptional web performance.