React interview prep on Scrimba
Quick answer: You can ship components but freeze when asked to explain the Virtual DOM, context, or effects. This Pro ~40-minute session (Principal-level guide) is talk-track prep—not a replacement for building projects or algorithms.
Last reviewed: March 2026.
We may earn a commission if you join Scrimba through our links.
React Interview Questions Tutorial
ProLearn to ace a React Interview with a Principal Developer Experience Engineer as your guide! In 40 minutes, you’ll cover topics such as the Virtual DOM, JSX, Props, Context, Refs, Effects, the Lifecyc
View on Scrimba (opens in a new tab)About This Course
Learn to ace a React Interview with a Principal Developer Experience Engineer as your guide! In 40 minutes, you’ll cover topics such as the Virtual DOM, JSX, Props, Context, Refs, Effects, the Lifecycle and more! By then end, you’ll be ready to tackle your technical interview with style.
This Intermediate-level course covers 40 min of content. A Scrimba Pro subscription is required for full access.
- Duration: 40 min
- Level: Intermediate
- Access: Scrimba Pro required
What Makes This Course Distinctive
This is interview-focused, not a project build. In about forty minutes you touch the questions that show up repeatedly: how React reconciles UI, how JSX maps to elements, prop flow, context tradeoffs, refs versus state, effects, and lifecycle language interviewers still expect. The guide is a Principal Developer Experience Engineer, so the tone targets real hiring conversations, not academic depth.
Use it when you can ship a small app yet stumble explaining why React does what it does. It will not replace hours of system design practice or algorithms, and it will not teach React from zero. Pair it with Advanced React for depth, and with React Challenges if you also need coding speed. Career changers like Maria often schedule it the week before phone screens; Tom-style learners use it to patch holes after bootcamp.
Prerequisites
Basic knowledge of HTML, CSS, and JavaScript is recommended before starting this course.
Who Is This Course For?
Best for developers who already use React and need a fast vocabulary refresh before interviews. Fits between larger courses and the real screen. Skip if you have never built a component; use Learn React first, then return here before applying.
Part of These Learning Paths
Choose This If
- You want a single short cast pack that hits classic React interview themes without a multi-week commitment.
- You freeze when asked to explain hooks, context, or the Virtual DOM even though your projects work; this course gives you the talk track.
- You are on the Frontend or Fullstack path and want a Pro checkpoint before you start sending applications.
Related Courses
Practice & Learn More
- Practice React Hooks
- Practice React Projects
- How Long Does It Take to Learn Coding?
- Scrimba vs Codecademy | All Comparisons
Related Pages
- Practice React Hooks
- Practice React Projects
- Frontend Developer Path
- Scrimba vs Codecademy
- React Courses
- All Courses
- Scrimba Pricing | Pro vs Free
- Scrimba Review 2026
This course requires a Scrimba Pro subscription. Pro gives you access to 86+ courses, a certificate of completion, and access to the Discord community. Check the pricing page for current rates.
The course contains 40 min of interactive screencasts. Since you can pause and code along at your own pace, most learners finish in 2-4 weeks of regular practice.
You will build practical projects using React Interview Questions concepts. Scrimba's interactive format lets you modify the instructor's code directly in the browser.
Start React Interview Questions Tutorial
Get access to React Interview Questions Tutorial and 86+ more interactive courses with Scrimba Pro.
Use our partner link to get 20% off the Pro plan.