Codility Lab

Content is authored by Codility’s team of IO psychologists, engineers, and assessment practitioners. Key contributors include Tony Mellek (Head of Assessment Science, former PepsiCo), James Meaden (Assessment Science R&D), and engineering leaders across the business. Guest contributions from external engineering leaders and customers appear across the themes and carry the Video format tag where relevant.

Assessments are built on documented methodology and auditable scoring, not opinion. We publish how the measures work, including where the evidence is still developing, so the reasoning holds up when it is questioned.

Yes. Codility’s assessments include AI-native tasks where candidates work with AI tools as part of the evaluation. This reflects how engineering and business work actually happens now. The AI and Hiring section of the Lab covers our approach, the state of AI skills assessment across the industry, and what is still being figured out.

Yes. All Lab content is freely accessible. There are no forms, gates, or email requirements. We publish useful content for engineering leaders, HR professionals, digital transformation leaders, and engineers regardless of whether they use Codility’s platform.