About

Building solid multiplayer and gameplay systems in Unreal.

William Hardy headshot
Multiplayer • Replication
UE5 • C++ • Blueprints
Summary

I specialize in building production-ready gameplay and networking systems for Unreal Engine, with over a decade of experience in multiplayer. My focus is on creating clean, maintainable code that's scalable. Whether it's implementing complex game mechanics, optimizing network replication, or ensuring performance under load, I deliver systems that stand up to real-world demands.

Primary
Gameplay Programming
Expertise
Multiplayer Systems
Experience
10+ Years in Unreal
Tooling
Unreal Engine 5BlueprintC++Gameplay FrameworkNetwork ReplicationOnline SubsystemGame UI (UMG/Slate)Performance ProfilingSource ControlCI/CD

Core skills

  • Multiplayer & replication
    Client Prediction, Server Authority, Lag Compensation
  • Gameplay systems
    Blueprint & C++
  • Shaders & UI
    Materials, shaders & UMG visuals
  • Performance & debugging
    Budgets, profiling and fixes that stick.

Timeline

2025
Live builds and pilots
Operator tools, join flows, and soak testing for events. Faster resets. Fewer failure points.
2024
Persistent Widgets plugin
HUD across level loads with a clean API. Docs and samples for quick adoption.
2024
Save The Future
Interactive museum run with quick join and multi-device input. Reliable reset paths between groups.
2023
The Human Show
Horror experience with asymmetric multiplayer and a dedicated single-player track.

Curriculum Vitae

Download CV (PDF)

Have a brief? Let’s ship it right.

Send constraints (space, hardware, audience) or your multiplayer spec. I’ll reply with a simple plan, replication and latency budgets, and the risks to watch.