Product Engineering
Custom applications for logistics control, medical supply chain inventory, workshop service management, and business operations.
Node Status: Fedora CoreOS Online & Rootless Podman
Full-Stack Product Engineer & Solutions Consultant
Juan Karlo "JK" de Guzman | Full-Stack Product Engineer & Solutions Consultant. I design, build, deploy, and operate purpose-built web applications, self-hosted AI serving engines, rootless Podman Quadlets, and technical operations.
AI Infra & Serving
PyTorch and vLLM model serving, Bifrost Go proxy routing, RunPod & Hyperstack GPU cloud instances, and big-AGI UI integration.
Platform & Linux
Fedora CoreOS host operations, rootless Podman Quadlets, SELinux policies, Caddy Web Server, and Bunny CDN edge caching.
Systems & Ops
Workflow discovery, business process mapping, SOP development, Notion workspaces, and managed infrastructure operations.
Projects
Active Projects & Systems
A look at current work across AI infrastructure, financial control applications, platform operations, startup SOPs, and language education.
Infrastructure
Production Server Topology
Select any node below to inspect container mounts, systemd configurations, and active security controls.
Methodology
Engineering Philosophy
Designing resilient production systems that perform under load through systematic log inspection, edge-case testing, and root-cause isolation.