Fernando Guevara
Back-End Developer
Perfil profissional
Senior Backend Engineer with 10+ years of experience building and optimizing scalable systems in Java and Spring Boot . Proven record in system performance , microservices , AWS , and fintech environments . Focused on high-performance , reliable backend solutions
Experiência de trabalho
Optimized system performance (O(2n) to O(n)), improved reliability, implemented new features, and supported AWS (EC2, ECS, S3, Lambda, CloudWatch).
realização principalIncreased data processing capacity 5.6x by optimizing invoice ingestion pipeline. Eliminated system timeouts and out-of-memory errors via SQL optimization, backend refactoring, and memory tuning. Supported AWS cloud deployments.
Contributed to system modernization, enabling faster feature development and deployment. Enhanced maintainability and flexibility.
realização principalMigrated monolithic to microservices with Spring Boot, improved scalability and deployment. Implemented decoupled frontend with React.
Managed requirements, planning, execution, and improved workflows between stakeholders and developers.
realização principalLed team delivering multiple software projects on time and within scope. Improved productivity and delivery consistency.
Formação acadêmica
Universidad del valle | Profesional
