Description: HackerRank is an online platform that provides coding challenges and contests to help developers improve their programming skills. It offers practice problems across various languages and computer science domains like algorithms, machine learning, and security.
Type: software
Description: LinkedIn is a business and employment-oriented online service that operates via websites and mobile apps. Launched on May 5, 2003, the platform is mainly used for professional networking and career development, and allows job seekers to post their CVs and employers to post jobs.
Type: software
Pricing: Freemium