Advanced level Arduino learner with professional experience gives you thr learning hands on experience virtually or physically :)

SAI has a pretty good experience in coding. He has a good understanding of Java and Arduino. He is very enthusiastic in acquiring and imparting technical knowledge. He relates technical issues and topics to real life examples and simplifies the process. His
method of understanding algorithms is beginner-friendly. He applies top to bottom approach very effectively to simplify algorithms. He has both theoretical and practical knowledge of Arduino and has been very enthusiastic to do projects. He goes into technical topics in detail and speaks very sensibly. In my opinion he's indeed a trustworthy teacher.

He's well educated with great problem solving skills
The point for being a good tutor his explanations surpasses the entire Wikipedia which is self sufficient. Honestly I have all my doubts cleared by him. XD

He is GENIUS

He's a person with enough knowledge and capable of teaching the same with ease