CodeSignal is a technical assessment platform designed to help companies evaluate and improve their hiring processes for software engineers. It offers a suite of tools for coding assessments, interviewing, and skills validation, allowing recruiters to measure candidates' technical abilities through real-world coding challenges and standardized tests. CodeSignal aims to streamline the hiring process by providing actionable insights and a comprehensive view of candidates' skills, ultimately helping organizations make informed hiring decisions. For more information, visit their website at https://codesignal.com.