TypeScript Interview Mastery – 2026 Q&A

About this course

This course features Coursera Coach! A smarter way to learn with interactive, real-time conversations that help you test your knowledge, challenge assumptions, and deepen your understanding as you progress through the course. In this in-depth course, you’ll gain mastery over TypeScript concepts through hands-on exercises and real-world problem-solving, preparing you for interviews that test your coding and problem-solving abilities. You will start with the fundamentals, including setting up TypeScript, understanding its differences with JavaScript, and exploring its various types. Gradually, you’ll dive into advanced topics such as function overloading, the use of generics, and class manipulation. The course also includes practical exercises and coding challenges to solidify your understanding of TypeScript and its applications. As you progress, the course will guide you through key TypeScript features such as interfaces, enums, type inference, and working with classes and functions. You'll gain experience in integrating TypeScript with React, using advanced concepts like overloading, extending, and conditional types. By the end of the course, you’ll have the confidence to take on TypeScript interviews and ace coding challenges with ease. This course is ideal for developers preparing for TypeScript-focused interviews. If you have basic programming knowledge and want to deepen your understanding of TypeScript, this course will provide you with the knowledge and skills necessary for success in any TypeScript interview. By the end of the course, you will be able to define and implement TypeScript types, work with generics and advanced features like overloading, and apply these concepts in real-world coding challenges.