Wei-Chien Hsu Email & Phone Number

London, Gb

London, England, United Kingdom

Global Edge Platform Team (Self-built CDN)- Led the control plane cloud migration, transitioning control plane services and client workloads (over 10k ArgoCD applications) from self-built cluster to GKE, ensuring minimal downtime and preventing data loss. Coordinated with over 30 service owners to execute a seamless migration plan.- Pioneered the domain migration for compliance needs, overseeing domain migrations with extensive internal and external communication to ensure smooth transitions and minimal service interruptions.- Contributed to EU control plane migration: re-platformed client applications from the ROW (Rest-of-World) control plane to the new EU control plane, ensuring compliance with regional regulations and minimizing risks during the transition.- Owned and developed team CI/CD systems in Python and Jenkins, including pipelines for weekly releases, hotfixes, etc., enhancing efficiency and reliability.- Designed and implemented canary deployment and automated rollback strategies using Argo Rollouts, providing API for seamless client pipeline integration.- Drove Tekton migration from Jenkins, enabling a more scalable and robust CI/CD pipeline architecture.- Managed critical control plane components including ArgoCD, Keycloak, NATS, and platform backend services, ensuring seamless edge platform operation.- Established comprehensive metrics, dashboards, and alerting systems across backend services, leveraging Grafana and Prometheus for proactive monitoring.- Designed and maintained backup systems with Vault and Vault Secrets Operator, ensuring high availability and data security.- Implemented multiple high-impact platform features, including VIP deletion, privilege management, and edge data hard-refresh in Golang.- Developed a chatbot to serve CI/CD notifications and provide a developer-friendly interface for Tekton, improving workflow automation and team communication.

Taiwan

Nangang District, Taipei City, Taiwan

• Optimized CI/CD pipeline– Reduced time by 70% by redesigning the pipeline with cache.– Executed jobs parallelly and generated 4 different CPU platforms of programs.– Solved the dependency issue and enabled the programs to run both on Windows and Linux platforms.• Introduced tests and integrated with CI/CD pipeline to run the tests on remote real machines.• Integrated external services including snyk, blackduck, and checkmarx into CI/CD pipeline.• Migrated from GitLab CI/CD to GitHub Actions within 5 workdays.

Taipei City, Taiwan

• Built a GitLab CI/CD pipeline to automatically deploy a java chatbot on AWS EKS.• Explored AWS services including EC2, EKS, Lambda, CDK, S3, DynamoDB, CodePipeline, Auto Scaling, and other 14 services.• Surveyed DevOps tools including Prometheus, Drone CI, and Kubernetes.

Taipei City, Taiwan

• Developed an automation script that helps dump data of over 10000 courses, 30000 students, and 200000 enrollments from MS-SQL to the teaching platform via API every day within a month.• Built a staging environment in one-line command with docker-compose and ansible.• Integrated unit tests with Gitlab CI to enhance code quality.