Jordan Diaz
Software Engineer II
Professional Experience
Software Engineer II – Electronic Arts
Sep 2025 – Ongoing
Madden SE Generalist, Franchise · Switch 2, PS5, Xbox, PC
- Built the Persona Engine in Madden 27, bringing life to stale player interactions and coach negotiations in Franchise’s biggest update
- Shipped the data-driven systems the Persona Engine runs on, so designers author content without an engineer in the loop
- Squashed 50+ bugs in 3 months on College Football Mobile, taking work off an overloaded team as its newest engineer
- Reviewed code across both teams, unblocking engineers and keeping quality high while working asynchronously across time zones
Gameplay Engineer – High Moon Studios
Feb 2025 – Aug 2025
Rotational Engineer @ Activision Central Tech
- Modernized the grapple gun for Black Ops 7, rebuilt off a dead engine for a new generation — one of the game’s most popular features
- Made the grapple data-driven, so any developer could build a variant without touching code — now used across game modes
- Delivered Shattered Veil for Black Ops 6 Zombies, clearing ~20% of the team’s bugs before launch — one of BO6’s best-received maps
- Extended player movement with unique rappelling system, every parameter tunable so designers iterate in minutes instead of build cycles
Online Engineer – High Moon Studios
Aug 2024 – Feb 2025
Rotational Engineer @ Activision Central Tech
- Built and owned a scalable, centralized query system in C++ that accesses game state, unlocking automation and testing
- Developed the tool that banned cheaters breaking into unreleased Black Ops 6 maps, stopping content leaks before launch
- Removed dependencies between large-scale multiplayer lobby and party code, improving performance on dedicated servers and clients
- Automated query boilerplate with code generation, working with developers 12 hours out so any team could add their own
Project Experience
CATastrophe Series
2024 – 2026
FIEA Collegiate Game Jam · Unity
- 48 hours, team of four, three shipped games — Rapid prototyping, picking up: gameplay, animation, and audio; took 1st and 2nd place
