Deli Qiao

• Built multi-theme resume generation system from scratch with 58 brand design styles (Apple/Tesla/Stripe/Vercel etc.)
• YAML-driven content management, one-click generation of HTML/PDF/DOCX formats, bilingual support
• Modular architecture: content-style separation, hot-pluggable themes, extensible brand customization
• Tech stack: Python, Jinja2 templating, python-docx, Chrome Headless PDF rendering

Kubernetes Platform Engineering

• Built K8s on CloudStack from scratch: hybrid architecture (control plane on VMs + workloads on K8s), etcd HA, Calico CNI, CSI integration
• Established ArgoCD GitOps conventions: Git repo separation, Helm versioning, environment promotion flow, migrated to 'Git PR is deployment'
• Core service migration: JumpServer Helm Chart migration (Cert-Manager SSL); JFrog Artifactory HA architecture design

CloudStack Private Cloud

• ZFS performance tuning: IOPS 230k → 800k; fixed DRBD heartbeat parameters for 7×24 stability
• Troubleshot critical issues: VM creation failure, migration interruption, read-only mode trigger, with root cause analysis and patch submission
• Observability: Alert response reduced from hours to minutes; launched Grafana capacity dashboards

BMAAS Bare-Metal Automation

• Extended Tinkerbell/HookOS: added Rescue mode, redfish-batch-ISO tool
• cloud-init zero-touch provisioning: hostname/MTU/disk auto-configuration; x86/ARM64/C86 full-architecture delivery

Image Factory (Packer)

• 5 OS × 3 architecture full-matrix builds; integrated Goss/Lynis/Trivy automated testing
• Localization enablement: Anolis OS on ARM (ZFS/DRBD HA integration), UOS on Hygon C86
• Pipeline zero failures for 30+ days, efficiency improved 3.2×

JetDev Toolchain (Patent & Copyright)

• Built one-stop DevOps toolbox: integrated Ansible/Terraform/Packer/GitLab Runner
• Ansible Role scaffold generation time reduced by 80%
• Filed Invention Patent CN121635905A, Software Copyright 2025SR2538156
• Adopted by ops and testing teams

Automated Operations System

• Transformed team from "manual + scripts" to "local dev + automated build/test + one-click deploy/rollback"
• Team ops efficiency +50%, quality +90%, human errors nearly eliminated
• Customer app deployment time -80%, change request handling time -50%
• Managed full DevOps toolchain: Chef/GitLab/Jenkins/Ansible Tower/UCD

AWS Architecture Consulting

• Designed global architecture for North America customer: ECS → EKS cluster migration, Global Accelerator for traffic offload
• Separated storage and database layers, pre-peak horizontal scaling, resolved cross-region latency and high costs

Team & Achievements

• 6 consecutive years of "Exceed Expectation" annual performance rating
• Managed 4-10 person cross-cultural team (China/India), led technical interviews and capability building

Change Management

• Reviewed RFC change requests: business need, risk assessment, execution plan, rollback plan - end-to-end governance
• GxP (Good Laboratory Practice) compliance document audit, ensuring completeness and compliant signatures
• Rebuilt change management workflow with Excel templates + automation scripts, reducing workload by 80%
• Built monthly productivity report automation pipeline, improving management efficiency and PIR quality

Team Leadership & Automation

• Led 4-person international team (China/India, promoted to Team Lead in Sep 2014), automation coverage increased from 10% → 50%
• Mentored India Offshore team members, built high-performance service platform, received customer commendation

Key Projects

• Led multi-site data center migration, website partition, and new system establishment
• Led IBM WAS 6 → WAS 8 middleware cross-version upgrade migration
• SSL certificate management, disaster recovery testing, Zabbix monitoring system maintenance
• Developed automation scripts, team efficiency improved by 20%