Domain
Game Development
Skill Profile
Game Networking: Netcode, Photon
Netcode, Photon, client-server architecture, lag compensation, prediction
Game Development
Game Programming
Roles
5
where this skill appears
Levels
5
structured growth path
Mandatory requirements
18
the other 7 optional
Group
Game Programming
Last updated
3/17/2026
How to Use
Choose your current level and compare expectations. The items below show what to cover to advance to the next level.
What is Expected at Each Level
The table shows how skill depth grows from Junior to Principal. Click a row to see details.
| Role | Required | Description |
|---|---|---|
| Game QA Engineer | Tests basic network interaction: server connection, matchmaking, ping display. Checks behavior on disconnect/reconnect, timeout and high latency (200ms+). | |
| Game Server Developer | Understands client-server architecture for multiplayer games. Implements basic message serialization and handles player connections using Photon or custom netcode. Follows server-authoritative patterns. | |
| Unity Developer | Required | Uses Unity Netcode or Photon to implement basic multiplayer features. Understands network object spawning, RPCs, and state synchronization fundamentals. Tests locally with multiple clients. |
| Unreal Engine Developer | Required | Understands Unreal Networking: Replication, RPCs (Server/Client/Multicast), RepNotify. Implements basic Actor property synchronization. Configures Listen Server for multiplayer testing. |
| XR Unity Developer | Required | Implements basic networked XR experiences using Photon or Unity Netcode. Understands avatar synchronization, spatial anchoring for shared scenes, and latency challenges specific to VR/AR multiplayer. |
| Role | Required | Description |
|---|---|---|
| Game QA Engineer | Systematically tests networking: packet loss simulation, jitter, bandwidth limitations via Network Link Conditioner/clumsy. Checks state synchronization between clients. | |
| Game Server Developer | Independently implements Game Networking in dedicated servers/Photon. Optimizes performance. Works with profiler. | |
| Unity Developer | Required | Develops network systems in Unity: client-side prediction, server reconciliation, lag compensation. Uses NetworkTransform with interpolation. Implements RPC calls and game data serialization. |
| Unreal Engine Developer | Required | Develops network systems in Unreal: relevancy, dormancy, conditional replication. Optimizes bandwidth through replication graph. Implements client prediction and server authoritative logic. |
| XR Unity Developer | Required | Implements multiplayer XR in Unity via Photon PUN/Fusion or Normcore. Synchronizes VR interactions: grab, physics, voice chat. Optimizes network bandwidth for mobile VR. |
| Role | Required | Description |
|---|---|---|
| Game QA Engineer | Designs network testing strategy: automated testing of various network conditions, validation of netcode (client prediction, server reconciliation, lag compensation). | |
| Game Server Developer | Required | Designs solutions with Game Networking for production games. Optimizes for target platforms. Mentors the team. |
| Unity Developer | Required | Designs network architecture for multiplayer Unity games: authoritative server, interest management, snapshot compression. Integrates dedicated server solutions (Multiplay, GameLift). Optimizes bandwidth. |
| Unreal Engine Developer | Required | Designs AAA multiplayer network architecture in Unreal: dedicated servers, network prediction, rollback. Integrates backend services (EOS, PlayFab). Optimizes for 64+ player sessions. |
| XR Unity Developer | Required | Designs multiplayer XR system architecture. Implements prediction and interpolation for VR. Optimizes latency for real-time VR multiplayer. Develops shared spatial experiences. |
| Role | Required | Description |
|---|---|---|
| Game QA Engineer | Defines network QA standards for the studio. Implements automated network testing lab with programmable network impairment, establishes certification criteria for online modes. | |
| Game Server Developer | Required | Defines technical strategy with Game Networking. Establishes development standards. Coordinates technical direction. |
| Unity Developer | Required | Defines networking strategy for multiplayer Unity games. Establishes netcode standards, testing infrastructure (simulated latency). Coordinates backend and client-side networking teams. |
| Unreal Engine Developer | Required | Defines networking strategy for multiplayer Unreal projects. Establishes netcode standards, testing infrastructure. Coordinates server and client networking teams. |
| XR Unity Developer | Required | Defines networking strategy for XR product. Coordinates multiplayer XR development. Establishes networking performance targets. |
| Role | Required | Description |
|---|---|---|
| Game QA Engineer | Shapes enterprise network QA methodology for online game portfolio. Defines netcode testing standards, integrates with global server infrastructure testing. | |
| Game Server Developer | Required | Defines the studio's technology strategy. Evaluates engine solutions. Shapes technical vision for game projects. |
| Unity Developer | Required | Defines multiplayer infrastructure strategy at studio level. Evaluates networking solutions (Photon, Mirror, FishNet, custom). Builds shared networking layer for multiple Unity projects. |
| Unreal Engine Developer | Required | Defines multiplayer infrastructure strategy at studio level. Evaluates networking solutions and scaling. Shapes shared networking platform for Unreal projects. |
| XR Unity Developer | Required | Shapes networking strategy for XR ecosystem. Evaluates cloud XR and edge computing. Defines multiplayer XR scalability. |
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