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titlepage false
title Jeffrey Hegeman
author
Jeffrey Hegeman
keywords
PHP
Architecture
Docker
Developer
title-size 50
date 2026-05-12
subject Resume
subtitle Resume
lang en

Madison, Wisconsin
jeff@hegeman.me • (608) 622-3093
github.com/hegemanjr

Core Principle: Technical Craftsmanship

"If you don't have time to do it right, when are you going to have time to do it again?" Adopting a methodical, "Musgrave Rule" approach to system architecture to minimize technical debt and ensure long-term platform reliability.

Experience

University of Wisconsin System Administration (Madison, WI)

Senior Software Engineer (Level IV) | December 2021 – Present

  • Enterprise Platform Architecture: Architect and maintain a high-availability WordPress Multisite ecosystem supporting 130+ production sites across 4 specialized networks (Public, HR, Internal, and Training).
  • Automated Modernization: Orchestrated the migration to PHP 8.2 across the enterprise codebase, utilizing Rector for automated refactoring to ensure system-wide compatibility and security.
  • Platform Engineering: Standardized the organizational developer experience by migrating the team from fragmented local environments to a unified Lando/Docker/WSL2 stack, significantly reducing onboarding friction and improving local performance.
  • Infrastructure Automation: Authored custom Bash and PowerShell scripts to automate environment state synchronization and disaster recovery backups via cloud storage.
  • Quality Governance: Established strict code integrity standards by integrating PHPStan for static analysis and WPCS/PHPCS for linting into the core development lifecycle.

Institute for Business & Entrepreneurship - IT Programmer | February 2020 – December 2021

  • Managed a multisite installation of WordPress, focusing on performance optimization and security hardening for entrepreneurial resource platforms.

Senior Systems Programmer | February 2016 – 2020

  • Lifecycle Management: Led manual and automated source code upgrades through PHP 7.0, 7.1, and 7.2 for heavily modified multi-network environments.
  • Custom Tooling: Developed specialized auditing tools to maintain database hygiene and content freshness across hundreds of endpoints.
  • Extensibility: Engineered custom WordPress plugins to integrate Google and Bing Custom Search APIs and overhauled legacy employee directory systems for improved flexibility.

American Deposit Management Co. (Delafield, WI)

Manager of Administration / IS Coordinator | May 2013 – January 2016

  • Strategic FinTech Automation: Engineered a transaction engine to automate Mass Tort settlement distributions across banking networks; programmatically enforced 100% FDIC compliance while optimizing yield via rate-prioritization logic.
  • Mission-Critical Hardening: Developed a Windows-based reporting suite (VB.NET/SQL) to replace manual, error-prone processes with automated, verifiable statement generation for high-net-worth Money Market and CD portfolios.
  • Architectural Oversight: Recognized and mitigated systemic risks by implementing automated safety checks in fund distribution, ensuring data integrity across multi-million dollar account structures.

Key Projects

Private Cloud & Homelab Infrastructure

  • Hypervisor Management: Architected a high-availability home laboratory utilizing Proxmox VE to manage a fleet of Virtual Machines and LXC containers.
  • Service Orchestration: Deployed and maintained a suite of self-hosted services using Docker and Docker Compose, prioritizing data sovereignty and local-first accessibility.
  • Network Security: Integrated Tailscale for secure, encrypted mesh networking between internal nodes, eliminating the need for traditional VPN overhead.

Network-in-a-Box (Portable Lab)

  • Engineered a portable, ruggedized network environment using Docker, Tailscale, and a mini-PC node for field-testing distributed systems and local-first media synchronization.

Technical Skills

  • Languages: PHP (15+ years), JavaScript, SQL/MySQL, Bash, PowerShell, Java, VB.NET.
  • Foundational Languages: Java (Academic foundation in strict OOP, Interfaces, Abstract Classes, and Design Patterns).
  • Tools & Infrastructure: Linux, Docker, Proxmox, WSL2, Lando, Tailscale, Git, Composer.
  • Methodologies: Automated Refactoring (Rector), Static Analysis (PHPStan), CI/CD fundamentals, "Documentation as Code."

Education

Waukesha County Technical College AAS - Programming - Web and Software Development

References

Professional references from senior leadership at current and past roles are available upon request.