As an experienced developer with more than a decade in the field, I have honed my skills in numerous front-end libraries and frameworks, such as React.js, Node.js, and JavaScript - key requisites for this project. Notably, my expertise lies primarily with developing efficient and functional CRUD operations, which aligns perfectly with your needs. Additionally, my proficiency in working with RESTful APIs can aid in integrating the Django backend you've already prepared with the React frontend we need to develop.
Moreover, I'm highly adaptable and can easily transition between different technologies to deliver robust yet user-friendly solutions. My familiarity with version control tools like GIT will ensure smooth collaboration while handling multiple entities such as courses, students, instructors, and even admin access that require CRUD functionalities. Given my experience in delivering quality work within defined timelines, I am confident I can meet and exceed your expectations for this project. Let's build an app that offers secure access, fluid course management, easy organization of content all backed by an efficient CRUD functionality!