Jo Zapf Web & Application Development
Cross-Media Solutions

Selected areas of focus beside recent studies:

• Open-Desk EU - Selfhosted Sovereign Digital Workplace Stack & Security Architecture
• Next.js/Node.js with fragment-based content management, build-time injection versioning, build-time og-image-generator and GitHub Actions CI/CD with automated SSH deployment
• Secure operations for Linux & Windows platforms (hardening, patching, monitoring, backup & recovery)
• Private cloud infrastructure (mTLS, SSO/MFA, network segmentation, secure container orchestration, compliance-ready environment for sensitive workloads and internal applications)
• Containerized services from development to production with Docker/Compose (reproducible builds, secure runtime, logging & metrics, automated rollbacks)
• CI/CD with GitHub Actions (versioned releases, peer reviews, staged deployments: develop → staging → production)
• Evaluation and integration of AI-supported workflows with local MCP servers, on-premise AI agents, and cloud-based LLMs—with structured secrets handling and high data-privacy compliance.
• Secrets Management (Zero-Trust/JIT-Secrets, Runtime-Injection, Least-Privilege, Redaction)