Codility is a company based in the United Kingdom that operates within the software industry, specifically focusing on human resources software. Founded in 2009, the company aims to enhance the technical hiring process by providing tools and resources that enable organizations to assess engineering candidates effectively. Codility's published materials emphasize the importance of evidence-based interviewing practices, as outlined in their Technical Interviewer Guide. This guide is designed to assist interviewers in preparing for and conducting technical interviews while ensuring fairness and accuracy in candidate evaluations. It addresses common challenges such as biases and inconsistencies that can affect hiring outcomes and offers strategies for improving the interview process. Codility collaborates with hiring managers to establish clear evaluation criteria and encourages ongoing feedback to refine interviewing skills. With a workforce of 51 to 200 employees and reported revenue of approximately 36.76 million USD, Codility continues to focus on unlocking engineering potential by removing barriers to success in the hiring process.