Here are a recommended reading list to learn more about different areas in UX design. You may pick an interesting topic and start with that section. Feel free to skip sections or jump to related articles that are not mentioned in this list. Learn organically by reading on your own pace.
Lean Methodology, Agile vs Waterfall, Minimum Viable Product
Use Cases & Task Flows
Elements and Principles of Design
Color Theory for Digital Media
Responsive Web Design
Mobile UI Design
Resume Writing & LinkedIn