Testing Tool

Conduct deeper assessments with custom coding tests tailored to the skills you require on the job

Improve Hiring Efficiency

Scale experienced engineering hiring with job-specific assessments

Find the Right Candidate Faster

Save hours of engineering interviews and whiteboarding by assessing candidates using real-world tasks that simulate on-the-job performance

Improve Interview-to-Hire Ratio

Test real coding skills, not just theory, by giving candidates assessment scenarios that they'll actually encounter on the job

Boost Engineering Team Diversity

Let Predictive Coding Scores and objective assessments help your team make unbiased hiring decisions based on real coding skills, not just their resume

State-of-the-Art CustomizableTesting Tool

A turnkey solution for assessing high volume candidate pipelines quickly
and effectively

Custom Assessments

Our expert content engineers deliver tailored assessments that test for the skills required for your job and predict candidate performance.

Deep Knowledge Testing

With over 100,000 tests delivered, we design the most objective and performance predicting assessments in the market.

Massive Task Library

Need to launch a test quickly? Choose from our library of over 4000 tasks and select from 41 programming languages to conduct time-limited take-home assessments.

See How CodeSignal Test Can
Improve Technical Hiring

Custom, objective, and scalable testing suite for all your hiring needs

Engineering Managers

Watch and review coding test replays to quickly identify top candidates even before coming on-site.

Hiring Managers

Increase interview-to-hire ratio with predictive scoring and thorough skills-based profiles.

Recruiting Managers

Increase recommendation-to-hire ratios at your recruiting or staffing firm by assessing coding skills that candidates will use on the job.


Improve graduate employability rankings by creating curriculum specific assessments that can improve their chances of getting hired.

Enterprise-level Features for Your
Hiring Needs

Enterprise-ready features mean you can launch campus recruiting without soaring HR costs

Custom Assessments

Work with our content engineering team to create job-specific tests

4000+ Task Library

Choose from over 4000 predefined tasks and 41 programming languages

Predictive Coding Score

Measure overall implementation and problem-solving ability

Advanced Coding Environment

Real-world IDE with file structures, code console, autocomplete, etc.

AI-Powered Plagiarism Checks

Catch anyone who's trying to game the system

Live Session Recording

Share recorded replays of assessments with the entire hiring team

ATS Integration

Add assessments seamlessly into your hiring process directly in your ATS

Report Sharing

Share Coding Reports and Assessment Results via a link or PDF

Interview Feedback

Share candidate profiles and collect feedback from the hiring team

You’re in Good Company

Hundreds of companies have already scaled their hiring process with CodeSignal.

Scale sourcing for technical talent with coding assessments

Top coding score sets bar for fast-growing mobile app platform

From hardware to software, Evernote uncovers talent in electrical engineer