Expert recruiter review of HackerRank for evaluating candidates
If you have the budget for extensive implementation and customization, and need hands-on account management, then this is the solution for you.

CEO & Founder

HackerRank is the most well known platform in the industry. They've been around for more than a decade and have raised $100m+, earning them household name status. They focus on the world's largest corporations and offer the most robust platform for evaluating and interviewing technical candidates. If you have the budget for extensive implementation and customization, and need hands-on account management, then this is the solution for you.
Pros:
All-in-one platform including assessments, interviews, and upskilling
Massive library of challenges, multiple choice questions, and tasks
VS Code IDE available for assessments and interviews
Desktop app for assessments that prevents most forms of cheating by locking down computer functions
Cons:
Generally expensive at any tier, unaffordable for smaller organizations
Invasiveness of cheating detection may deter high-quality candidates
Only focused on technical roles with limited capabilities for non-technical candidates
Recommended for:
Multinational organizations conducting lengthy assessments and interviews that need invasive cheating detection for low-integrity candidates