Designed a microservices architecture with Dockerized Spring Boot backends and an Angular frontend. Implemented CI/CD pipelines using Jenkins, GitLab, SonarQube, and Trivy to automate deployments and ensure code quality and security. Deployed applications on Kubernetes (Minikube) using Helm (Services, Ingress, HPA, ConfigMaps, Secrets). Set up monitoring with Prometheus and Grafana. Contributed to technical documentation to improve maintainability and team collaboration.