hugo cruz

Senior Backend Engineer with 5+ years of experience building scalable, secure, and mission-critical distributed systems, specializing in Golang microservices, event-driven architectures, and cloud-native platforms. Strong background in fintech and payments infrastructure, working on payment gateways, financial integrations, reconciliation systems, and transaction processing platforms, including integrations with Latin America payment providers in high-availability environments. Proven experience designing and evolving large-scale microservices ecosystems, focusing on reliability, observability, performance optimization, system resilience, and architectural governance in complex distributed systems. Extensive experience across e-commerce, fintech, and automation domains, delivering backend platforms for companies like Worldline, Mercado Livre, and First Help Financial, with direct impact on customer experience, financial operations, and business scalability. Expertise in cloud-native engineering and DevOps practices, including CI/CD, containerization, infrastructure as code, and distributed deployments using GCP, AWS, Kubernetes, Docker, Terraform, and ArgoCD. Strong foundation in process automation, data pipelines, and system integration, with hands-on experience in ETLs, event-driven flows, and data consistency across heterogeneous systems. Leadership experience as both technical contributor and Scrum Master, combining strong engineering execution with team enablement, agile practices, and cross-functional collaboration.