As a vital member of the SRE engineering team, I was dedicated to ensuring the continuous operation and availability of our platforms round the clock. My primary responsibilities included promptly troubleshooting any production issues that arose. Additionally, I excelled in the following areas:• Oversaw multiple Kubernetes and Red Hat Openshift clusters for both DEV/QA and Production environments.• Managed a diverse infrastructure of over 150 Red Hat Enterprise Linux Servers, which involved conducting routine maintenance tasks such as updates, security patches, and implementing robust backup policies using Network Filesystems and tools like Veeam Backup and Replication.• Proficiently handled various virtualization platforms including VMWare vSphere, Red Hat Virtualization, and oVirt.• Utilized IaC tools such as Terraform and Ansible to provision and manage our infrastructure while ensuring its configuration state.• Employed monitoring solutions like Prometheus, Grafana, and Alertmanager to vigilantly monitor our infrastructure.• Expertly managed multiple ELK (Elasticsearch, Logstash, Kibana) stacks and instrumented applications with Elastic APM.• Contributed significantly to the organization's DevOps transformation by promoting a culture of collaboration and automation.• Designed and implemented CI/CD pipelines using Jenkins to accelerate the delivery of production-ready software components.• Proficiently managed a suite of tools including SonarQube, Sonatype Nexus, Red Hat Single Sign-On (Keycloak), Kafka clusters, MongoDB clusters, Redis clusters, and more.• Spearheaded the adoption of GitOps culture within the company, leveraging ArgoCD to streamline operations and enhance efficiency.

In my role as a contractor for Claro Dominicana, I held the responsibility of developing and managing internal applications aimed at automating business processes in alignment with established business rules. My key contributions included:• Maintenance of a critical legacy system integral to the core business operations.• Initiated and led the migration process of the legacy system towards a modern microservice architecture, enhancing scalability and efficiency.• Developed and configured essential pipelines required for deploying microservices on RedHat OpenShift platform utilizing Jenkins, streamlining the deployment process and ensuring seamless integration.• Applied SCRUM methodology effectively, fostering collaboration, iterative development, and rapid delivery of solutions in alignment with project timelines and objectives.