Web Developer Interview Questions
Latest react, typescript, debugging, performance interview questions curated by our community related to web developer interview questions
* Note: The following interview questions and tips were generated from an actual job description that one of our candidates practiced on.
- Interview Created: January 13, 2026
- Last Updated: January 13, 2026 08:20 PM
- Can you describe a project where you utilized React and TypeScript? What were some challenges you faced?
- How do you ensure high performance in your web applications?
- What strategies do you use for debugging JavaScript in both Node and browser environments?
- Can you walk us through your process of driving a feature from inception to launch?
- Describe a time when you collaborated with designers and product experts. What was your role?
- What tools or frameworks have you developed to improve developer experience?
- How do you advocate for code quality and best practices within your team?
- Explain your approach to improving code review processes. What specific actions do you take?
- Have you ever led a large scope technical project? What were the outcomes?
- How do you prioritize features when working on multiple projects concurrently?
- What is your understanding of CSS-in-JS and how have you implemented it in past projects?
- Can you give an example of how you've built frameworks or abstractions to support other developers?
Practice Interview Questions
Tips To Succeed In This Interview
- Research the company culture and align your values.- Review core concepts of React and TypeScript thoroughly.
- Prepare real-life examples of past projects using the skills mentioned.
- Practice explaining complex technical concepts simply.
- Familiarize yourself with CSS-in-JS libraries and their benefits.
- Prepare questions regarding team dynamics and project management.
- Show enthusiasm for financial products and how technology can improve them.
- Be ready to discuss best practices in development and testing.
- Develop a clear understanding of web performance optimization techniques.
- Reflect on experiences that demonstrate leadership and collaboration.
Overview & Useful Information
In any technical interview, especially for a web developer role, it's crucial to not only demonstrate your technical skills but also your ability to collaborate effectively and lead projects. Make sure you prepare specific examples that showcase your expertise in React and TypeScript. Also, be aware of the latest trends and technologies in web development, including performance optimization techniques and best coding practices. Competitors in tech interviews often excel in communication skills, so practicing explaining your thought process clearly can help you stand out. When asked about your experiences, focus on challenges faced, solutions implemented, and measurable outcomes—this shows your capacity to deliver results. Finally, asking insightful questions about the company’s technology stack or team structure can demonstrate your interest and engagement in the role and the company at large.
Good Luck!