What coding skills and languages do you have challenges for?

Challenges and questions for all different types of roles.

Essentials Plan

On the Essentials plan, we offer a library of standard coding and algorithm challenges which can be solved in the following languages:

• C
• C++
• C#
• Clojure
• Go
• Java
• JavaScript
• Kotlin
• Python
• PHP
• Ruby
• Swift
• TypeScript

Premium/Elite Plans

On the Premium and Elite plans, we also provide challenges and questions for the following skills, technologies, and frameworks:

Technologies/Languages

• AWS
• iOS (Swift)
• Android (Java)
• MySQL
• Front-end challenges (React, Redux, Angular, Vue.js)
• General HTML/CSS
• Back-end & API challenges (Node.js, Python, Ruby, C#, Java, etc.)

Roles

• Software engineer
• Front-end developer
• Back-end developer
• Full-stack developer
• WordPress developer
• Data science
• Data engineer
• DevOps
• Mobile development (Android & iOS)
• QA