Matt Hagen

Founder

P3 Labs — p3lending.space

Building P3, a decentralized peer-to-peer lending protocol powered by AI reputation scoring and social underwriting — credit based on character, not history.

• Designed and built the full platform: React/TypeScript + Vite frontend, Netlify Functions backend, Supabase (PostgreSQL) with row-level security, and Solidity smart contracts.
• Shipped Stripe-powered loan repayments, Google/Apple OAuth and passwordless auth, an admin PWA with push notifications, AI-assisted support chat, and a public status dashboard.
• Hardened for compliance with audit logging, RLS test suites, Playwright end-to-end tests, and Docker deployment.

Founder

PacMac Mobile LLC

A production e-commerce platform for mobile devices, trade-ins, leasing, and internet service.

• Built the storefront and Node.js/Express backend with Stripe checkout and SendGrid transactional email.
• Integrated Phobio device trade-in valuations, Progressive Leasing lease-to-own financing, and Nomad Internet service partnerships.

Open-source builder

github.com/Mattjhagen — 255 public repos

A steady output of tools, apps, and experiments across the stack — from a Rust-based AI IDE to an identity-verification platform to Bluetooth mesh messaging. Highlights on the work page.

Author

The Gentle Conquest — psychological thriller

Full-length novel (prologue, 35 chapters, epilogue). Manuscript complete through editorial audit and revision; EPUB/PDF build system done, headed for publication. More on the writing page.