Codility

Codility is a technical assessment platform for engineering hiring, skills development, and workforce planning. Its Screen product filters candidates before technical interviews, Interview shows how candidates work in a realistic coding environment, and Skills Intelligence helps teams understand the capabilities of their engineering workforce. Codility also supports AI-native assessment, reviewable AI activity, integrity signals, and enterprise integrations.

✨ Key Features

• Screen candidates — Use structured engineering assessments before technical interviews.
• Run technical interviews — Evaluate how candidates solve problems in a collaborative coding environment.
• Map engineering skills — Use Skills Intelligence to understand and plan workforce capabilities.
• Assess AI skills — Test prompt engineering, evaluation of AI-generated code, and effective AI-tool use.
• Configure AI access — Enable or disable the AI assistant per assessment and capture activity for review.
• Use real development environments — Work in VS Code or Codility’s IDE with terminals, packages, and multi-file projects.
• Build and customize tasks — Choose from coding, SQL, system design, and AI task libraries, or create tasks with MCP.
• Protect assessment integrity — Use plagiarism detection, identity checks, proctoring, candidate snapshots, and risk signals.
• Analyze code quality — Review engineering signals beyond a simple pass/fail result.
• Connect the hiring stack — Integrate with ATS platforms and use API, SSO, SAML, and role-based access options.

💳 Pricing

• Starter — $1,200/year; includes up to 120 invite credits, 1 platform user, a limited engineering-work simulation library, core integrity signals, basic proctoring, and self-serve support.
• Scale — $6,000/year; includes up to 300 invite credits with a 25-per-month limit, 3 platform users, a larger engineering, AI, and system-design library, standard analytics, and proctoring.
• Custom — Contact Codility; adds the full platform, Skills Intelligence, unlimited platform users, custom task building, premium proctoring and ID verification, integrations, SSO/SAML, API, dedicated success support, and assessment-program design.

⚖️ Alternatives Compared

🎯 Use Cases

• Screening software-engineering candidates before live interviews.
• Running structured technical interviews with shared coding workspaces.
• Measuring how candidates use AI during realistic engineering tasks.
• Comparing skills across an existing engineering organization.
• Building role-specific assessments from a company codebase.
• Evaluating coding, SQL, debugging, DevOps, or system-design skills.
• Supporting high-volume technical hiring with repeatable scoring.
• Giving hiring panels reviewable integrity and AI-activity signals.
• Connecting assessment results to ATS and enterprise identity systems.