About

Work Experience

• Senior DevOps Engineer, Domain

  Oct, 2024 - Apr, 20257 months

  I build fault-tolerant and self-healing platforms which are easy to use, learn, deploy and contribute to and operate.

  • Builds Kubernetes environment to replace existing AWS ECS clusters.

  • Designs and implements API Gateway based on Envoy/Gloo.

  • Creates developer experience first pipeline in ArgoCD to simplify delivery from end to end.

• Site Reliability Engineer, Domain

  2022-09-31 - 2024-09-31

  I build fault-tolerant and self-healing platforms which are easy to use, learn, deploy and contribute to and operate.

  • Take ownership of the core infrastructure and platform that Domain runs on

  • Designs and builds Kubernetes-based platform and workflow to support business requirements.

  • Creates building block to shift left security (Orca, CrowdStrike), qualify (SonarQube) and observability (ELK) into the platform and pipeline.

  • Delivers capability uplifting into product teams, and then establish sufficient documentation to allow teams to self-serve.

  • Uplifts and improves CI/CD and developer experience in Jenkins/Github Action/ArgoCD, migrates teams into GitOps workflow.

• Site Reliability Engineer, Envato

  May, 2021 - 2022-09-31

  I optimized, improved and maintained hybrid Heroku/AWS application environments.

  • Developed subject-matter expertise on Cloudflare by understanding stakeholder needs and views.

  • Containerized Continuous Delivery pipelines for a suite of Ruby and NodeJS applications.

  • Assisted with our team's building out all infrastructure in managed code using Terraform.

  • Collaborated with peers on the development of new tools and services used by all engineers.

  • Integrated and migrated monitoring solutions into meaningful observability measurement, to help stakeholders in decision making.

  • Added customized instrumentations to code for adding application observability.

• DevOps Engineer, illion

  Oct, 2020 - May, 20217 months

  I leaded the project to containerize EC2-based environment for better avaliability.

  • Built new NGINX(EC2)/PHP/Laravel(EC2)/MySQL(RDS) systems in AWS from code repository to fully automated test/staging/prod environment

  • Implemented packer pipeline to build immutable AMI and update AutoScaling Groups, utilizing CodeDeploy to provide blue/green deployments.

  • Rebuilt build/deploy pipeline to improve mean time to deliver from 2 hours to 10 minutes.

  • Migrated CloudWatch Logs to SumoLogic and built SumoLogic log/metrics-based dashboards to provide operation and business visibility.

  • Worked with security team to obtain SOC 2 Type 2/ISO 27001.

  • Reduced AWS Cost by 10% in 6 months and improved efficiency.

• DevOps Engineer, Avinet

  May, 2019 - Oct, 20201 year 5 months

  I built new infrastructure-as-code .Net-based systems in AWS, deployed by CI/CD pipeline with Azure DevOps/Octopus Deploy/Atlantis/Terraform.

  • Provided end-to-end performance visualization and real-time security issue identification in the production environment via SumoLogic/Site24x7/PRTG/Cloudwatch and reduced the response time from 45 min to 15 min.

  • Implemented AWS automation to cut down the production update window by 50% and eliminate human dependencies by 90%.

  • Converted existing manual deployments to reproducible idempotent processes in the CD pipeline.

  • Performed vulnerability scans again internal system at a different level with different tools: Cloud Conformity/Rapid 7/Amazon Inspector and applied report with remediation.

  • Planned, migrated and managed On-Premises Atlassian stack to Atlassian Cloud.

  • Connected Okta SAML/SSO with all internal/external services.

• Technical Support Engineer, TP IT Solutions PTY LTD

  Apr, 2016 - May, 20193 years 1 month

  I supported day-to-day operations of the company and all the customers by proactively identifying problems and analyzing future needs.

  • Performed all systems administration duties, including configuration and maintenance of business services on both Windows and Linux-based, physical and VMware environments.

  • Automatic provisioning of enterprise infrastructure and application environment through Gitlab, Terraform, Ansible and PowerShell in multi-stack instances.

  • Managed and validated auto-restored backups with PowerShell scripting.

  • Designed and implemented High Available AWS solutions for clients with Auto Scale EC2, ELB, Amazon RDS and S3.

• Linux Engineer, Sichuan S.Y.S Software System Co.,Ltd

  Nov, 2013 - Feb, 20162 years 2 months

  I managed over 1200 RHEL virtual machines on VMware vSphere infrastructure of more than 250 servers located in three different data centres.

  • Dedicated project manager with responsibility for Linux automation platform deployment, leading a team of five technical people.

  • Provided Level 2 and Level 3 support for business-critical systems.

  • Planned a disaster recovery strategy with the standard of three data centres.

  • Analyzed multi-dimensional system issues including performance tuning, kernel panic trouble-shooting, application trouble-shooting, resource allocating, and system security enhancement.

• IT Specialist, Talend

  Apr, 2012 - Nov, 20131 year 7 months

  I was responsible for management, strategy and execution of IT infrastructure in Talend Beijing Office.

  • Administrated over 300 Centos/Ubuntu mixed virtual machines on VMware vSphere infrastructure of more than 20 servers.

  • Participated in testing and operating OTRS IT management system, providing improved customer SLA for internal staff with supporting and tracking.

  • Experienced in agile development and configuration management technologies such as Kickstarts, Cobbler and Ansible.

  • Managed and maintained VMware vSphere clusters.

• IT Engineer, Chongqing Dongxiang Medical Apparatus and Instruments Co., Ltd

  Aug, 2008 - Apr, 20098 months

  Solo engineer managed all Linux servers and IT environment.

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