MARCUS Bispo Dos Santos

Full-Stack Developer with 9+ years of experience building scalable e-commerce platforms, internal tooling, and production-ready web applications using React.js, Node.js, TypeScript, and modern backend frameworks including NestJS. Strong expertise developing customer-facing storefronts, backend APIs, and operational systems with focus on performance, maintainability, and user experience. Experienced integrating third-party platforms including Shopify, REST APIs, payment services, and attribution systems while working in fast-moving remote environments. Skilled in AWS, cloud deployments, Jest, Playwright, A/B testing workflows, observability tooling, and scalable frontend/backend architecture. Comfortable owning projects end-to-end and collaborating directly with founders and leadership teams.