Senior Full Stack JavaScript Developer with Blockchain Experience - GenLayer Labs Corp.

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*****Can you compare and contrast Angular, React, and Vue.js? Discuss a project where you had to choose one of these frameworks or libraries, the factors that influenced your choice, and the challenges you faced during implementation.

*****Describe your experience with Node.js and any frameworks you've used (like Express, Koa, or NestJS). How do you structure a scalable and maintainable back-end application, and what challenges have you encountered with Node.js?

*****Explain the concept of state management in front-end applications. How have you managed application state in a complex SPA (Single Page Application)? Discuss any libraries or patterns you've used (e.g., Redux, MobX, Context API).

*****How do you handle asynchronous operations in JavaScript? Discuss the evolution from callbacks to promises to async/await, providing examples of how and when you've used these features in your projects.

*****What strategies and tools do you employ to assess and improve the performance of a web application? Discuss specific techniques for optimizing load times, such as code splitting, tree shaking, lazy loading, and effective use of caching.

*****Describe how you design and secure RESTful APIs in your applications. How do you handle authentication, authorization, and data validation? Additionally, can you explain the role of GraphQL in modern web development and how it compares to traditional REST APIs?