Kelvin Romero is a Staff Engineer based in Brazil with 11 years building and leading backend and distributed systems. He has driven architectural direction at Fretebras, evolving event-driven microservices in Go and PHP using DDD and Hexagonal Architecture over Kafka with MySQL, MongoDB and Elasticsearch. Kelvin blends hands-on implementation—observability with Datadog, OpenTelemetry, Jaeger and tracing—with security and quality controls like Veracode and SonarQube, and has repeatedly mapped and proposed system-level improvements as a tech lead. His background spans Rails, Ruby, AWS, Kubernetes and CI/CD, reflecting a pragmatic cross-stack fluency from networks and infrastructure to application design. Notably, his early work produced a registered research discovery platform using Django and Elasticsearch, showing a pattern of turning complex domain problems into production software. He pairs deep technical ownership with team leadership, shipping resilient systems in high-throughput logistics contexts.
11 years of coding experience
7 years of employment as a software developer
Systems for internet Information Technology, Systems for internet Information Technology at Instituto Federal da Paraíba
Contributions:49 commits, 5 PRs, 44 pushes in 2 months
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