This repository is a reference for myself, and you may also use it as reference during your next design, discussion, or review. Here I will mention about some widely used and known principles in programming. But, if you really want to fill your head with principles for software engineering, take a look at this huge list: List of software development philosophies.
In addition to these principles, it's also important to follow the SOLID principles, which encompass many of the above principles and provide a comprehensive set of guidelines for writing maintainable and extensible software.