Ryley Tierney

I’m a software engineer in Pensacola, Florida, with five years building and modernizing systems in healthcare and life insurance.

Outside work, I build tools for the games I play and run a 3D-printing shop. I use Claude and Codex throughout my personal projects.

Projects

Grimoire
mtg-grimoire.tech

A Magic: The Gathering deckbuilder for MTG Arena, with validation across 14 formats, card recommendations, and infinite combo detection. Built with React, Node.js, and PostgreSQL.
DFO Online Wiki
dfowiki.com

A community wiki for Daggerfall Online, with an interactive map, loot tables, and player editing backed by revision history. Built with Python, JavaScript, and PostgreSQL.
Bub3DPrints
bub3dprints.com

My shop for Kill Team tokens that I design, print, and sell, with Stripe Checkout and calculated USPS shipping. Built with Next.js and TypeScript.
Bub3DPrints Ledger
Windows

A desktop app for my shop’s orders, inventory, and print costs, synced with Etsy, Stripe, and Shippo. Built with Electron, Next.js, and SQLite.

Games

HULLBREACH
hullbreach.vercel.app

I built a small proof of concept for a first-person survival horror game aboard a derelict aircraft carrier. It runs in desktop browsers, with textures, sound, and ship decks generated in code with three.js.
Old Realms fixes
Bannerlord

I build fixes and campaign AI for The Old Realms, the Warhammer mod for Mount & Blade II: Bannerlord, including culture-based war planning across 55 kingdoms. Written in C#.

Experience

LIDP Software Engineer
2024 – Present

I write and maintain COBOL code for legacy life insurance systems, migrate functionality to Java, verify behavior with characterization tests, and document our systems and shared AI-assisted development process.
CPSI/TruBridge Associate Software Engineer II
2021 – 2024

I built Java and PostgreSQL services for healthcare reporting across hundreds of facilities, reducing data retrieval from weeks to days.

Skills

Backend: Java, Python, SQL, COBOL, REST APIs, PostgreSQL, SQL Server, SQLite, Liquibase
Web: TypeScript, JavaScript, React, Next.js, Angular, Node.js, Express, Electron, three.js, HTML, CSS
Delivery: Docker, Git, GitLab CI, GitHub Actions, Vercel, Render, Neon, Linux, Windows
Testing: JUnit, Mockito, Vitest, Supertest, regression testing, database migrations, code review
AI: Claude Code, Codex, GitLab Duo, Gemini

Education

University of West Florida
2020

B.S. in Software Engineering