Rendering

Real-time-Rendering-Fundamentals (concepts/profiling/optimization) (30 min) https://dev.epicgames.com/community/learning/courses/vxW/real-time-rendering-fundamentals/YpO/real-time-rendering-fundamentals-introduction

An In-Depth Look At Real-Time Rendering

https://dev.epicgames.com/community/learning/courses/EGR/an-in-depth-look-at-real-time-rendering/edk/an-in-depth-look-at-real-time-rendering

Lighting

Intro to GI (30 min) https://dev.epicgames.com/community/learning/courses/yon/introducing-global-illumination/yo8/introduction-to-global-illumination

Lighting Essentials (30 min)

https://dev.epicgames.com/community/learning/courses/Xwp/lighting-essential-concepts-and-effects/0ax/lighting-essential-concepts-and-effects-introduction

Lighting types (30 min) https://dev.epicgames.com/community/learning/tutorials/5eZ/ue4-lighting-types

Materials

Introduction To Material Essential Concepts

https://dev.epicgames.com/community/learning/courses/eqb/materials-exploring-essential-concepts/882/introduction-to-material-essential-concepts