William Heeb

Full-Stack Software Engineer · 8 Years · Security+ (IAT II) · DoD
Experience
Software Engineer | BDR Solutions, LLC
  • Develop and maintain the public DHA.mil website for the Defense Health Agency (PUBWEB program) on Sitecore 10.4 XP0, .NET MVC, Helix, and Glass Mapper
  • IAT Level II (Security+) cleared; enforce DoD security controls and Section 508 compliance, pushing code through hardened AVHE Citrix relay to gitlab.health.mil
  • Build A-Z Topics taxonomy backend (mega-menu + CMS directory) via Unicorn serialization and SOLR; secure local dev in isolated Windows Docker containers
Software Engineer | Chenega Corporation
  • Shipped DoD Health IT features on Hyperledger Iroha, first government blockchain in production
  • Built NestJS SDK adopted by 4 DoD teams; reduced boilerplate from 2 days to 3 hours
  • Maintained health.mil & Tricare in JS, C#, Sitecore; configured TLS, VPN, and WAF rules
Software Engineer | Semper Valens Solutions
  • Same DoD Health IT role; contract vehicle changed to Chenega Corporation
Lead Software Engineer | Anything_AI
  • Wrote MCP framework from scratch: 4 language SDKs, 12 tool integrations
  • Built sanitization layer that dropped hallucination rate 23% → 4%
  • Shipped OAuth2 wrapper cutting API integration from 2 days to 45 min
  • RAG pipeline with Pinecone + custom chunking; retrieval latency < 200 ms
Software Engineer | EAS (Experience as a Service)
  • Architected full-stack B2B platform with auth, Stripe payments, and real-time data processing
  • Built responsive web apps (HTML/CSS/JS); automated tests, reduced asset footprint 75%
  • Developed self-service admin dashboard; clients update pricing without dev tickets
Tech Manager & AI Trainer | Sears Home Service
  • Deployed AI routing to 3,000 field techs; tested weekly, filed 40+ bug reports
  • Turned $20k quarterly loss → $100k profit; top 5 of 200+ teams nationwide
  • Debugged internal apps, wrote SQL queries for data-sync fixes
Founder & Full-Stack Developer | Independent Client Work
  • GymTech: multi-tenant fitness SaaS with Stripe Connect billing, RBAC, scheduling, and analytics
  • Appliance Consult: AI knowledge base (Next.js, Rust, MongoDB) with Stripe checkout for paying customers
  • Learning Tutor: GPT-4 adaptive study planner, open-sourced after passing Security+