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I’m a DevOps Engineer and System Architect with 6+ years of hands-on expertise in IaC (Terraform, Ansible, Chef), multi-cloud migrations (Alibaba Cloud, Azure, AWS), Kubernetes, Helm, GitOps, and CI/CD pipelines. I design secure, scalable architectures and accelerate delivery by bridging development and operations teams. I’ve delivered 99.9% uptime in production environments through automated observability (Prometheus, Grafana, ELK, Icinga), on-call processes (PagerDuty, OpsGenie, Prometheus Blackbox), and by mentoring teams on GitOps, containerization, Terraform, and agile/OKR-driven workflows.…I’m a DevOps Engineer and System Architect with 6+ years of hands-on expertise in IaC (Terraform, Ansible, Chef), multi-cloud migrations (Alibaba Cloud, Azure, AWS), Kubernetes, Helm, GitOps, and CI/CD pipelines. I design secure, scalable architectures and accelerate delivery by bridging development and operations teams. I’ve delivered 99.9% uptime in production environments through automated observability (Prometheus, Grafana, ELK, Icinga), on-call processes (PagerDuty, OpsGenie, Prometheus Blackbox), and by mentoring teams on GitOps, containerization, Terraform, and agile/OKR-driven workflows.

Rogério Esteves Fonseca

DevOps Developer, Architect, Full Stack Developer, +2

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I’m a DevOps Engineer and System Architect with 6+ years of hands-on expertise in IaC (Terraform, Ansible, Chef), multi-cloud migrations (Alibaba Cloud, Azure, AWS), Kubernetes, Helm, GitOps, and CI/CD pipelines. I design secure, scalable architectures and accelerate delivery by bridging development and operations teams. I’ve delivered 99.9% uptime in production environments through automated observability (Prometheus, Grafana, ELK, Icinga), on-call processes (PagerDuty, OpsGenie, Prometheus Blackbox), and by mentoring teams on GitOps, containerization, Terraform, and agile/OKR-driven workflows.…I’m a DevOps Engineer and System Architect with 6+ years of hands-on expertise in IaC (Terraform, Ansible, Chef), multi-cloud migrations (Alibaba Cloud, Azure, AWS), Kubernetes, Helm, GitOps, and CI/CD pipelines. I design secure, scalable architectures and accelerate delivery by bridging development and operations teams. I’ve delivered 99.9% uptime in production environments through automated observability (Prometheus, Grafana, ELK, Icinga), on-call processes (PagerDuty, OpsGenie, Prometheus Blackbox), and by mentoring teams on GitOps, containerization, Terraform, and agile/OKR-driven workflows.

Available to hire

I’m a DevOps Engineer and System Architect with 6+ years of hands-on expertise in IaC (Terraform, Ansible, Chef), multi-cloud migrations (Alibaba Cloud, Azure, AWS), Kubernetes, Helm, GitOps, and CI/CD pipelines. I design secure, scalable architectures and accelerate delivery by bridging development and operations teams.

I’ve delivered 99.9% uptime in production environments through automated observability (Prometheus, Grafana, ELK, Icinga), on-call processes (PagerDuty, OpsGenie, Prometheus Blackbox), and by mentoring teams on GitOps, containerization, Terraform, and agile/OKR-driven workflows.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Portuguese

Fluent

German

Advanced

Work Experience

Site Reliability Engineer at NRail

June 1, 2024 - Present

Led and coached a 7-member development team while managing GitLab pipelines, AKS/Kubernetes with Flux (GitOps), Terraform IaC, Grafana OnCall, and ELK stack for multi-provider VMs/clusters (Azure, Hetzner). Reduced monthly fragility through restructuring, removal of unused resources, and migration to cost-effective ingress. Developed Python backend for IoT VPN solution using WireGuard and WGDash, enabling encrypted remote access and connectivity for distributed devices. Fixed TypeScript frontend issues for the IoT solution.

DevOps Engineer at Serrala

February 1, 2022 - June 1, 2024

Achieved 99.99% uptime and enhanced observability supporting 500 concurrent users via Grafana, Prometheus, ELK, Fluentd. Automated 75% of manual processes using Go/Python tools, Terraform and Bash scripts. Coached a 30-person development team by automating workflows, documenting processes, and using GitOps with Argo CD, GitLab CI/CD, Jenkins, and Bitbucket pipelines. Led migration to Azure using Terraform, Kubernetes (AKS), Helm charts, and Argo CD—achieving high availability, improved security, and ISO 27001 alignment.

DevOps Engineer at Bigpoint

February 1, 2020 - April 1, 2022

Delivered 99.99% uptime supporting 1,000 concurrent players across cloud environments using SLOs/SLA, alerting with PagerDuty and 24/7 on-call. Onboarded and coached 40-person game development team on GitLab, Jenkins pipelines, standardizing delivery and improving efficiency. Managed GitLab instance, self-hosted runners, and led migrations to Alibaba Cloud, Azure, and AWS using Docker, Kubernetes, Helm, Terraform, and Terragrunt—fully automated via GitLab, Jenkins, and Azure DevOps.

System Engineer at Graphite

July 1, 2019 - December 1, 2019

Designed PHP solutions focusing on containerization with Docker Compose. Developed backend features using the Yii PHP framework, with emphasis on code quality and review.

DevOps Engineer at BRScan

June 1, 2019 - Present

Managed Linux system administration while implementing CI/CD pipelines with Jenkins, SonarQube, Docker, Docker Compose, Swarm, Nexus for binary dependencies. Containerized applications and implemented Docker Swarm clusters for orchestrated deployments across environments. Coached 20 developers and 4 IT staff on containerization and Swarm orchestration, accelerating transition to containerized workflows.

PHP System Architect at Ministry of Education, Brasília

December 1, 2012 - September 1, 2019

Administrated Linux systems and maintained CI/CD pipelines using SonarQube, Docker, and binary dependencies. Supported 300k concurrent users, performance testing with JMeter; monitored using Nagios/Zabbix, improving response times and resource utilization. Developed a corporate architecture built with Zend Framework and Angular, integrated with Red Hat SSO (Keycloak) authentication. Coached and supported a 120-person development team on deployments via Jenkins and GitLab pipelines; automated infrastructure processes with Bash scripts.