Component Purity and StrictMode in React

Learn why keeping React components pure is essential for predictable behavior. Discover how StrictMode helps catch side effects and follow best practices for writing clean, maintainable components.

Understanding Vue.js Directives

Learn Vue.js directives with this guide. Understand their role, learn to create custom directives, and discover practical use cases and the best practices of using them in your projects.

Discover what it takes to be React Certified

The program is designed to validate your competence through real-world coding challenges prepared and reviewed by industry leaders. To help you get ready for the exams, we have developed preparation guides that will give you specific insight into the area of knowledge that you have to have to successfully be certified.

Meet Your Examiner

We're excited to announce that our React Certification content has been developed in collaboration with Aurora Scharff. This is a fantastic opportunity to transform your web development skills and become a certified React expert.

Vue.js Certification Success Stories: Real Developers, Real Results

Discover how Vue.js certification goes beyond resume-building, offering developers deep insights into frameworks, reinforcing core knowledge, and introducing best practices. Learn from real developer experiences about how our certification process elevates skills and enhances real-world application.

Black Friday Deals for JavaScript Developers

"Unlock career-boosting certifications this Black Friday with up to 54% off on JavaScript, Vue.js, Angular, and Nuxt certifications from Certificates.dev. Validate your skills and gain a competitive edge in the tech industry with expert-led courses and recognized credentials

Answers to Common Questions About the Exam

Let’s answer a few common questions about taking an exam on certificates.dev

Certification Matters

Ensure your skills are current and industry-recognized. Learn how Vue.js Certification keeps you prepared for the latest changes in the framework, and why staying certified is essential in a constantly evolving ecosystem.

JavaScript Certification: Your Key to Framework Adaptability

Discover how JavaScript certification lays the groundwork for mastering popular frameworks like Vue, Angular, and React. Learn strategies for adapting quickly in a dynamic tech landscape while enhancing your career prospects.