Dinuka Wanniarachchi Email & Phone Number

Colombo, Western Province, Sri Lanka

Sri Lanka

● Deploying, maintaining and managing Kubernetes based production system, to ensure availability, performance, scalability and security of the system.● Configuring and maintain AWS and GCP based Infrastructures.● Setup monitoring for webservers using node exporter, Prometheus and Grafana. ● Configure Web servers access logs in Kibana.● Configure Request based rate limit in Nginx webserver for manage traffic and protecting against abusive rapid requests.● Updated Jenkins Pipelines for SonarQube Scanners and WhiteSource Scanners.● Diagnose and fix Pipelines and ensure that code deployed to relevant environments.● Fixing Vulnerabilities in Container images and Application.● Automating needed tasks with Bash.

Colombo, Western, Sri Lanka

● Reduced costs by ~$1000 each month by eliminating unnecessary servers and consolidating databases.● Actively manage, improve, and monitor cloud infrastructure on AWS, EC2, S3, and RDS, including backups, patches, security and scaling.● Setup and maintain monitoring, and alerting tools like Prometheus, Grafana and Site 24x7.● Create and maintain fully automated CI/CD pipelines for code deployment using ArgoCD, Jenkins and GitLab● Managed GitHub, GitLab repositories and permissions.● Research and development to enable continuing innovation within the infrastructure domain.● Automated needed tasks with Bash● Mentored and trained team members.

Colombo, Western, Sri Lanka

Sri Lanka

●Install,configure,test and maintain operating systems,applications,system management tools●Configuring,monitoring,& maintaining Cloud Services (AWS,GCP)●Ensure the highest levels of system and infrastructure availability

Kadawatha,Sri Lanka