Linux Ecosystem
LinuxShell ScriptingContainerizationKernel-level OptimizationsSREPlatform EngineeringNetwork Engineering
Operating Systems
AlpineDebianUbuntu ServerArch (Hyprland)FreeBSDWolfi-OSGarden LinuxAurora LinuxImmutable / image-based Linux
Systemd Internals
systemd-vmspawnsystemd-nspawnsysext / confext overlaysgeneratorsnetworkdhomedBLSUKIDDIvarlinkUEFI Secure BootTPM
Containerization / Orchestration
DockerLinux containers (LXC)Kubernetes (EKS + bare-metal)Helmcri-ocontainerdsysboxBuildrootDevContainersLocalStackRancher (legacy)
Languages
RustTypeScriptJavaScriptBash / ShellNushellPythonGoCNode.jsMDXLaTeX
Frontend Frameworks
AstroSvelteSolidJSVue.jsNuxt.jsAlpine.js
Backend
Node.jsRustCloudflare WorkersBunPython
Infrastructure
TerraformAnsiblePackerAWS CDKJenkinsGitLab CI/CDGitHub ActionsDaggerWrangler
Databases
PostgreSQL (3.5 TB+ production)TimescaleDBMySQLSQLitelibSQLMongoDBDuckDBClickHouseCloudflare D1
Networking
WireGuardZeroTierTailscaleOpenVPNBGPLayer 2/3EVPNVXLANVRFVyOShaproxynginxtraefikXDP / eBPF
API Development
OpenAPIJSON SchemaRESTful API designMCP servers / clients
Cloud Platforms
AWS (CDK, CloudFormation, EKS, IAM, multi-account)Cloudflare full stack (Workers, D1, R2, KV, Durable Objects, Queues, Sandbox, Vectorize, Pages, Hyperdrive, Workers AI)GCPMulti-cloud hybrid overlay
Monitoring & Observability
GrafanaPrometheusVictoriaMetricsNetDataJaegerLokiELK StackZabbixSigNozOpenTelemetryDistributed Tracing
Security
Zero-trust architectureRansomware mitigation (proven, ×3)Forensics / DFIRYARA rule authoringMalware remediation (RATs, ransomware, web-shell removal)Vulnerability ScanningIntrusion DetectionVPNTraffic AnalysisLUKSLLM red-teamingPen-test toolingSecret management (1Password)Secret scanning + rotationContainer security hardening
AI / Agentic Tooling
Claude API direct integrationClaude Code plugins (custom plugins, skills, slash commands)Claude Agent SDK (production)Anthropic Skills (authored multiple bundles incl. zoho-agents, navigating-bodnar-github, crafting-curated-resumes, resume-builder)Claude Opus 4.5 vision (production)MCP servers / clientsOpenCodeOpenHands SDKCloudflare Agents / SandboxCloudflare Workers AI + VectorizeStagehand AI / Director.ai (E2E testing)Whisper.cpp (local transcription)Voice-driven AI workflows (meeting → action items)
Migration & Modernization
Office-to-cloud migrations (VMware ESXi → BitBuilder Cloud)Windows Active Directory migrationsPlesk / Sitefinity / IONOS / GreenCloud / Ascendio consolidationsDNS migrations (1&1.com → Cloudflare)Database migrations (Postgres → managed; legacy → modern)Vendor / tech-stack consolidationNAS / backup / DR planningCovert point-in-time snapshot operationsCost-engineering (e.g. $58K/year savings)
Hardware / Embedded
CNC machining (cnc-resume)ASUS router firmware reverse-engineering (awrtconf)UEFI / BIOS editing (Aptio V)iPXE network bootFPGA / programmable hardware56G InfiniBand FC SAN
Architecture Patterns
MicroservicesDistributed SystemsMulti-tenant isolationAPI GatewayService MeshEvent-Driven ArchitectureCQRSImmutable infrastructureGit-ops native designPhysical-to-virtual migrationPKGBUILD-as-IaC composition (one source, many projections)Executive stakeholder management
DevOps & Automation
CI/CD PipelinesGitOpsInfrastructure as CodeBlue-green deploymentsSelf-healing SystemsAuto-scaling