Arthur Fonseca Software Engineer

Backend-first full stack engineer in Brazil focused on SaaS architecture, infrastructure engineering, Node.js, TypeScript, React, Next.js, cloud systems, FiveM hosting, Pterodactyl automation and AI integrations.

SaaS engineering and full-stack development

Arthur Fonseca builds SaaS engineering systems with full-stack development across React, Next.js, TypeScript, Node.js, PostgreSQL, Prisma, TailwindCSS and automation-oriented backend architecture.

Infrastructure and cloud systems

The portfolio includes infrastructure engineering, cloud systems, Docker, Kubernetes, Redis, Linux, Nginx, AWS, Cloudflare, observability, deployment workflows and distributed runtime operations.

FiveM, game hosting and Pterodactyl

Experience includes FiveM developer workflows, game hosting operations, Pterodactyl specialist infrastructure, WHMCS automation, dedicated servers, DDoS mitigation and low-latency runtime provisioning.

AI integrations and automation systems

AI engineer work covers AI integrations, autonomous agents, Discord automation, operational dashboards, queue workers and automation systems designed around clear product feedback.