Junior DevOps Engineer CodeUpNow
Supported production Ubuntu Linux servers hosting client applications, including server configuration, software updates, security hardening, access management, and day-to-day incident resolution.
Diagnosed production issues using application logs, Linux system logs, and stack traces. Determined whether faults were related to application code, the operating system, containers, or networking, then communicated findings to developers and senior engineers.
Operated and troubleshot Docker and Kubernetes services, including failing pods, container image problems, and configuration errors. Managed AWS EC2, S3, RDS, IAM, and Route 53 resources.
Configured firewall rules, Nginx reverse proxies, SSL certificates, DNS, and network connectivity. Monitored infrastructure using Prometheus, Grafana, and the ELK stack, and documented resolutions in runbooks and setup guides.