Rafaela Rabelo

Software Engineer with nearly 5 years of experience building and scaling distributed systems, B2B SaaS platforms, and enterprise ERPs across the full software lifecycle.

Background in Control & Automation Engineering, bringing a strong systems-thinking approach to software architecture, observability, and performance. Currently at Qive, working within the Account domain on high-throughput services for authentication, user management, and permissions (ACL), supporting millions of requests. Experienced in evolving distributed microservices using Golang, Java, and PHP under hexagonal architecture principles, as well as driving legacy modernizations and AI-assisted DevEx tooling.

Software Engineer at Qive (2025-02 – Present)

Develop and evolve a large-scale SaaS platform for financial and accounts payable management, serving enterprise clients across Latin America.

• Work on the Account domain (authentication, user management, permissions, event logging) supporting high-volume systems with millions of requests.
• Contributed to the re-engineering of a high-performance Event-Logging API in Golang to replace a legacy service, working closely with Staff Engineers on core architecture and hexagonal abstractions.
• Engineered an internal AI-driven Developer Experience (DevEx) Skill, automating multi-repository ACL scaffolding, establishing architectural guardrails, and achieving 100% semantic routing accuracy in empirical tests.
• Develop and maintain backend services using Golang, PHP, and Java within a distributed microservices environment.
• Support legacy modernization, improving a PHP (Zend) monolith while enabling gradual migration to modern Go/Java microservices.

Full Cycle Software Engineer at Coletivo Cultural (2025-02 – Present)

Architected and delivered an end-to-end custom ERP & point-of-sale (POS) system, replacing a legacy solution to streamline real-time operations, inventory, dynamic pricing, and financial reporting.

• Evolved system architecture from an MVP to a robust hexagonal model using Java (Spring Boot) and SOLID principles.
• Implemented secure authentication and authorization (JWT with httpOnly cookies), role-based access control (RBAC), and audit logging.
• Migrated frontend architecture from Angular to a high-performance Vue/Nuxt stack using Tailwind, Headless UI, and Pinia.
• Managed containerized deployment with Docker, Nginx, HTTPS, and CI/CD via GitHub Actions.

Software Engineer at Magis5 (2023-07 – 2025-01)

Contributed to a high-scale B2B SaaS & E-commerce ERP platform, supporting core domains including inventory control, financial processing, order management, and marketplace integrations.

• Participated in the migration of a legacy PHP monolithic API to Java-based microservices (Spring Boot), improving system modularity and performance.
• Developed backend services integrated with Google Cloud Platform (GCP), focusing on logging, monitoring, and stability during system evolution.
• Developed features across backend and frontend using React and AngularJS.

Postgraduate Specialization in Full Stack Development – Descomplica Digital College (2024)

Postgraduate Specialization in Industrial Automation and Robotics – Descomplica Digital College (2023)

Postgraduate Specialization in Software Engineering – Estácio (2021)

Bachelor's Degree in Control and Automation Engineering – Estácio (2015 – 2019)