1. Define project scope, target platforms, and performance goals.
2. Choose appropriate rendering pipeline (URP/HDRP) based on visual fidelity requirements.
3. Implement core gameplay systems using ECS or traditional MonoBehaviour approach.
4. Optimize assets (textures, meshes, audio) for target platforms.
5. Profile performance using Unity Profiler and address bottlenecks.
6. Implement automated testing with Unity Test Framework.
7. Set up continuous integration with Unity Cloud Build.