Luiz Aurilio Silva Caiado

Acted as primary backend engineer and technical focal point, handling the most complex technical challenges and supporting architectural decision-making for critical features used across 2,000+ bank branches. Led technical design and implementation of backend services throughout the software development lifecycle, contributing to story refinement, acceptance criteria definitions, sprint planning, and code reviews. Defined backend development and unit testing standards, including patterns for high-concurrency/multithreaded scenarios to reduce latency by up to ~80% on the most complex features. Built and maintained monitoring dashboards and alerts to improve system visibility, operational reliability, and incident awareness (reducing time from days to seconds). Produced backend system architecture and sequence diagrams, plus Swagger technical documentation to ensure long-term maintainability and faster onboarding.

Progressed from Software Development Intern to Technical Lead, mentoring engineers and assuming ownership of complex enterprise projects across multiple industries. Worked as lead backend engineer across large-scale restructuring for mobile apps, websites, web applications, and backend platforms. Designed, built, and maintained hundreds of backend microservice APIs used by internal teams and external partners. Performed complex system analysis and troubleshooting, resolving platform instabilities and production incidents via root-cause analysis. Authored detailed Swagger and technical documentation to support long-term maintenance and knowledge sharing, and collaborated closely with leadership and client teams to deliver systems on time and to expected quality standards.