Compare CodinGame vs. Exercism

CodeSignal is how the world discovers and develops the skills that will shape the future. Our skills platform empowers teams to go beyond skills gaps, with hiring and AI-powered learning solutions, and helps individuals cultivate the skills they need to level up. Wherever you are on your journey, CodeSignal’s technical hiring and learning & development solutions meet you there and get you where you need to go.

Canditech empowers HR professionals and hiring managers to make fast, confident and objective hiring decisions. It's all-in-one testing platform evaluates both technical and soft skills through job simulation assessments that cover a variety of tasks, including coding, SQL, Excel, open text, email communication, and video. These tests are the best predictors of future job suitability and performance. The platform's holistic approach allows recruiters and hiring managers the ability to objectively assess candidates for any position within the company (R&D and Data, Marketing, Sales and Customer Success, Technical Support, Technical Support, etc.). You can also assess your technical skills (codes, SQL, Excel, etc.). Along with soft skills (using video questions and email communication), it gives candidates a fair chance of showcasing their talents, creating a great candidate experience. The platform offers significant ROI from day one: ✅ Shorten time-to-hire by 50% ✅ Reduce unnecessary interviews by 80% ✅ Increase hiring diversity and eliminate bias

Skillfully transforms the hiring process through AI-powered simulations of skills that show you how candidates perform in real life before you hire them. Our platform helps companies to cut through AI-generated CVs and rehearsed interview by validating real abilities in action. Companies like Bloomberg and McKinsey, who use dynamic job specific simulations and skill assessments to reduce screening time by half while improving hiring quality, have seen their screening times cut by 50%. Key Features: Job simulations that simulate real-life situations AI-powered skill verification across technical and soft skills Automated screening to identify top performers early Seamless ATS Integration Performance-based Interview Guides Candidate insights and analytics Bias-free, objective evaluation process Results include 74% lower hiring cost, 50% faster hiring process and 10x improvement of candidate conversion rates.

Workable stands as the world's foremost recruitment and human resources management platform. We equip internal recruiters, hiring teams, and HR experts with a plethora of avenues to discover highly qualified candidates, facilitating seamless collaboration in the quest to identify, recruit, onboard, and oversee top-tier talent. Businesses that employ Workable experience accelerated transitions from requisition to offer letter thanks to our array of automated and AI-driven tools that streamline candidate sourcing, simplify decision-making, optimize the hiring workflow, and elevate employee management. Established in 2012, Workable has made substantial contributions to the hiring efforts of over 27,000 companies, aiding in the selection of 1.5 million candidates. Our global team of over 250 professionals spans locations in Greece, Australia, the United States, and the United Kingdom, serving a diverse clientele, including esteemed organizations like Starling Bank, JOEY Restaurants, RyanAir, among others.

A web-based enterprise application for multi-lingual examination, training, survey & certification with an extensive reporting module. As a highly secured system that can be accessed both on cloud or on-premise, YouTestMe is the best choice for government, business & education institutions. Various possibilities for customization and integrations via API, and many useful add-ons such as E-commerce, Single Sign-On, Remote Proctoring, etc. YouTestMe harnesses cutting-edge AI technologies to empower users to effortlessly create tests and training courses from both proprietary and globally available resources. In just three simple steps, YouTestMe can generate a comprehensive training course and test using professional resources, streamlining the process to save you both time and money. Additionally, our dedicated team of professionals is at your service, offering comprehensive test administration, live proctoring, and exam delivery services, available around the clock, every day of the year. Whether you're already utilizing a testing program, just beginning, or operating a testing center without the necessary software and service support, our solutions are here to cater to your requirements.

Synap is an intelligent online exam platform for secure, question-based learning, trusted by organisations worldwide. Designed to help businesses, training providers, and educational institutions create, deliver, and manage both practice and high-stakes exams with ease. Synap offers a fully customisable, brandable portal, allowing companies to maintain their identity while providing seamless exam experiences. Our platform supports diverse question types including images, MCQs, and EMQs, which can be created directly or imported in bulk via CSV to streamline large-scale assessment needs. Integrated proctoring ensures exam integrity by monitoring candidates during live exams, preventing cheating and fraud. Synap delivers robust analytics and reporting tools, giving organisations detailed insights into learner performance, progress, and question effectiveness. This data empowers businesses to make informed decisions, improve training outcomes, and identify skill gaps quickly. With flexible exam timers, question randomisation, and secure environments, Synap scales effortlessly from small teams to enterprise-level clients. Plus, easy LMS integrations and API support enable smooth workflow automation. Synap’s intuitive interface requires minimal training, enabling organisations to deploy exams quickly and efficiently. Our dedicated customer success team provides ongoing support to ensure smooth implementation and continuous optimisation. Synap also supports compliance with data protection regulations, giving organisations peace of mind when handling sensitive learner data.

Grayscale keeps your recruiting motion humming by providing high-volume hiring talent acquisition teams the platform they need to deliver a frictionless candidate experience. Source, hire & onboard faster with two-way, one-to-one and bulk texting, hiring hub, automation, scheduling, and more all seamlessly integrated into your ATS. Grayscale is your extra set of hands in the hiring process. With our advanced technology and streamlined approach, you can optimize your recruitment process and stay ahead of the competition.

Crelate is an advanced recruitment platform offering an integrated Applicant Tracking System and Recruitment CRM, designed for both in-house corporate recruiters and staffing and recruiting firms. With AI-powered Co-Pilot and Real Recruiter Intelligence, it streamlines hiring workflows, enhancing recruiters' ability to connect talent with opportunities through intelligent analytics and comprehensive management tools.

Greenhouse is more than an ATS – they’re a true hiring partner that gives companies of all sizes everything needed to hire better, all-together. Their platform was built to deeply solve your hiring needs for every step of the process, empowering you to build the best teams and achieve your business goals. They’ve created intentional tools that work seamlessly to support collaborative decision-making, more fair and equitable hiring, continuous improvement and, ultimately, business growth. Greenhouse helps organizations implement a structured approach to hiring, ensuring every hire is the right hire. Their industry-leading software makes it easy to define roles, requirements and attributes of a successful candidate before a job is posted, enable internal alignment and make confident decisions. The result is more fair and equitable hiring practices driven by data. They’ve helped over 7,500 customers in all segments across diverse industry verticals become great at hiring, including companies like Trivago, HelloFresh, BuzzFeed, NerdWallet, Wrike and West Monroe.

Empower your content transformation with Coursebox, the leading AI-driven eLearning authoring tool. Our platform streamlines the course development process, enabling you to create a well-structured course in a matter of seconds. Once the foundation is set, you can easily refine the content and add any final touches before it's ready for deployment. Whether you're looking to distribute your course privately, sell it to a broader audience, or integrate it into your existing LMS, Coursebox makes it effortless. Designed with a mobile-first approach, Coursebox ensures that your learners stay engaged and motivated through rich, interactive content—complete with videos, quizzes, and other dynamic elements. Leverage our branded learning management system, featuring native mobile apps, to deliver a seamless learning experience. With options for custom hosting and domain personalization, Coursebox offers flexibility to meet your specific needs. Ideal for both organizations and individual educators, Coursebox simplifies the management and segmentation of learners, allowing you to craft personalized learning paths and scale your training programs quickly and efficiently.