Java 8 Concepts Expert Required

I'm looking for a skilled Java developer who is well-versed in Java 8 features. I need someone to help me understand and implement the various aspects of Java 8, including but not limited to:
- Lambda expressions
- Streams
- Default methods
- Date and Time API

While the specific tasks or problems related to Java 8 that I need help with weren't provided in this form, you should be comfortable with teaching and guiding me through potential challenges in these Java 8 features. Your goal is to help me gain a deep understanding of these functionalities and how to apply them in practical scenarios.

Ideal skills and experience for this job include:
- Strong proficiency in Java, specifically in Java 8 features
- Prior experience with teaching or mentoring Java concepts
- Excellent communication skills to explain complex topics in a simple way
- Experience with Date and Time API is a plus
- Strong understanding of functional programming concepts

I'm looking for someone who can provide hands-on assistance and clear explanations to help me grasp these concepts thoroughly.
Min rate will be accepted