Best Coding Challenge Platforms for Mid Size Business

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 presents a comprehensive testing platform designed to analyze both technical abilities and interpersonal skills through job simulation evaluations. These evaluations encompass a wide range of tasks, such as coding, SQL, Excel proficiency, open text responses, email interactions, and video submissions. Each assessment is automatically scored, which not only saves valuable time but also ensures uniformity in evaluation. Additionally, we provide pre-screening chatbots and one-way video interviews to deliver a more in-depth perspective on each candidate's capabilities. The platform guarantees a significant return on investment right from the start: ✅ Cut hiring time by 50% ✅ Eliminate 80% of unnecessary interviews ✅ Enhance the candidate experience ✅ Effortless integration with ATS systems

Woven is an automated technical assessment that focuses on experienced developers. Instead of just automating scoring, Woven's certified engineers assess candidate work. This allows for unique scenario types, such as Github Pull Request Reviews and Systems Design. This creates a more positive candidate experience for Senior Engineers in high demand, which reduces drop-off by half compared to automated assessments (40% vs. 15%). These more senior scenarios, which are more realistic, provide a better indication of who will pass the technical screens and the final round interviews. This saves engineers time. Interviews are often shortened by replacing take-home projects with woven customers and reducing the number of steps. NEW Detect ChatGPT cheating: Woven, the only technical assessment that has remote proctoring for all plans. Try ChatGPT with other platforms to see if their detection works!

AI-POWERED SKILL TESTING Vervoe makes it easy to make the right hiring decisions based upon performance. Vervoe's AI-powered software automatically grades any test and ranks candidates according job-related skills. You can choose from a range of industry-based assessments, including video interviews, coding assessments, and skills tests. Or, you can create assessments that are specific to your company. Vervoe is an intuitive, powerful way to manage and build your assessments. This will allow you to make confident hiring decisions.

Codility makes it easy to make great hiring decisions without having to waste time or cause frustration for recruiters. Engineer leaders can build high-performing, diverse teams by evaluating candidates based on their technical skills.

DevSkiller TalentScore is the most realistic technical screening platform on the market. The platform is powered by RealLifeTesting™ methodology which helps you assess technical skills with razor-sharp precision and provide outstanding candidate experience at the same time. Candidates are comfortable with TalentScore tests - 94% of them finish a TalentScore test they've started. This number is unmatched by any other technical screening solution available. More than 700 companies globally use TalentScore, including industry leaders like Criteo, Deloitte, PayPal, IKEA, ING, and others. TalentScore users are able to: • Screen tech skills fully remotely with online coding tests • Run online tech interviews and pair programming sessions with your candidates to understand their skills better • Identify bad actors early on with advanced plagiarism detection features • Reduce unconscious bias with objective automated test scoring TalentScore supports 200+ tech skills tested for multiple front end, back end, full stack, DevOps, data science, QA, and security roles across all seniority levels.

HackerEarth is a plug-and-play technical recruitment solution that is designed to help you build future-ready tech teams with a suite of tools for technical recruitment, upskilling and developer engagement. More than 4,000 companies across the globe use HackerEarth to improve the quality of their engineering hires and reduce the time spent by recruiters on screening candidates. With HackerEarth Assessments, you can identify the right candidates for the job by giving them programming assignments that simulate actual on-the-job tasks and shortlist only those candidates that meet your expectations. As a result, you can screen the best developers with ease and with zero bandwidth drain.

Enhance your team's capabilities through dedicated technical training, ensuring they reap the rewards of specialized education through a scalable strategy tailored to your organization's needs. For larger orders, discounts are offered, so don’t hesitate to request a customized quote. By enrolling your team, you'll unlock our entire course catalog, which features engaging interactive lessons, practical exercises, and recently introduced Skill Paths and Career Paths. We'll create a personalized guide to our offerings based on your team's objectives and connect you with an expert in coding who will facilitate chat-based support sessions. Should there be any personnel changes, you can effortlessly rotate licenses among staff, maintaining flexibility. Additionally, you will receive weekly updates on your team's progress in their learning journey. Focus on specific skills using our Skill Paths and foster internal growth by utilizing Career Paths for promotions and new hires. Effectively manage various training initiatives by categorizing team members into distinct groups and assigning only the most relevant content from our comprehensive course catalog to meet your team's unique requirements. This approach not only streamlines the training process but also boosts overall team performance.

Discover the world of coding without any cost by building projects and obtaining certifications through freeCodeCamp, a nonprofit organization that operates under 501(c)(3) status. Our goal is to provide individuals with the opportunity to learn coding skills at no charge, achieved through an extensive collection of videos, articles, and interactive lessons that anyone can access freely. Additionally, we have established a vast network of study groups across the globe to foster community learning. Contributions to freeCodeCamp are directed towards advancing our educational programs and supporting essential resources like servers and staff. Since our inception in 2014, over 40,000 graduates from freeCodeCamp.org have successfully secured employment in technology firms. By joining our expansive community of learners, you can embark on a shared journey to become proficient in coding at no expense. If you are just starting your programming adventure, we suggest beginning with the foundational courses and completing the certifications sequentially. To earn each certification, you will need to complete five designated projects and ensure that all required tests are successfully passed, paving the way for your entry into the tech industry. With dedication and perseverance, you will be well on your way to launching a fulfilling career in software development.

Achieve your recruitment objectives and accelerate product delivery with the premier platform for assessing technical skills, designed to help you identify and recruit developers who possess the appropriate expertise. Traditional resumes often fail to reflect true capabilities; therefore, by utilizing objective skills evaluations, you can uncover the strengths and weaknesses of candidates, minimizing bias and broadening your talent pool to ensure you meet your hiring targets. This approach allows you to efficiently eliminate unqualified applicants, thereby saving your developers from interviewing unsuitable candidates and allowing them to dedicate more time to product development. By implementing a standardized hiring framework, you can maintain quality as you scale your team, raising the talent standard across your organization while attracting skilled developers. With all the necessary tools for conducting effective, real-world technical interviews that resonate with developers, you can seamlessly integrate this solution into your hiring process. Ultimately, this not only enhances your team's productivity but also fosters a more inclusive and skilled workforce.

LeetCode stands out as an exceptional platform designed to refine your abilities, broaden your understanding, and equip you for technical interviews. The Explore feature serves as a well-structured tool that optimizes your experience on LeetCode, offering a clear pathway for advancing your programming career. With over 1900 practice questions available, users can immerse themselves in a wealth of coding challenges. Join one of the largest tech communities, where hundreds of thousands of active members engage in contests that not only test their skills but also provide opportunities for earning rewards. LeetCode not only prepares candidates for technical interviews but also assists companies in discovering top-notch technical talent. By sponsoring contests and offering online assessments and training, we provide a variety of services tailored for businesses. Now supporting 14 widely-used coding languages, LeetCode places developers at the forefront of its mission. Additionally, our robust development tools, such as Playground, empower users to test, debug, and create their own projects directly online, making the learning experience even more dynamic. With such extensive resources and community involvement, your journey in programming has never been more promising.

Every classroom and every student benefits from our initiative, which yields tangible results. As a nonprofit organization, our goal is to offer a free, exceptional education for individuals everywhere. Students can learn at their own pace, initially addressing any gaps in their knowledge and then progressing to more advanced topics. Developed by specialists, Khan Academy boasts a comprehensive library of verified practice exercises and lessons across subjects like math and science, all available at no cost to both learners and educators. Our platform allows teachers to pinpoint areas where students may be struggling, enabling them to customize their teaching methods and cater to each student’s unique needs. By empowering educators, we help them support every learner in their classrooms effectively. An impressive 90% of educators in the United States who have utilized Khan Academy report its effectiveness in enhancing student learning. We aim to foster a robust understanding of mathematics, science, and other subjects. Unfortunately, around 617 million children worldwide lack fundamental skills in reading and math. As a nonprofit dedicated to providing the education they require, we invite you to join our mission. Your involvement can profoundly transform a child's future, creating lasting impacts. Together, we can bridge the educational gap and ensure every child has the opportunity to succeed.

CodinGame by CoderPad is an online pre-employment technical testing platform that recruiters, tech leaders and programmers use to quickly filter candidates at the beginning of their hiring process. Both test makers and candidates love it for its user-friendly interface. Easy to set up, built to customize. That's why Nasdaq, Huawei and Electronic Arts are using it already.

Introducing an Online Training System designed for coding interviews, emphasizing algorithm development without the hassle of input/output parsing. With industrial-grade linting tools, you can create elegantly structured code while progressing through training in a step-by-step manner, making coding an enjoyable experience. For those seeking additional practice, there's a filtering option by difficulty level, algorithm type, and data structure, leading you to a wealth of interview questions. LintCode features an extensive collection of interview problems tailored for companies like Google, Facebook, LinkedIn, Amazon, and Microsoft, available in both Chinese and English. Tackle challenges that range from implementing an API to access user data and creating a shopping cart program, to handling exceptions, manipulating string elements, and calculating pairs of numbers that sum to a specified value. You can also delve into tasks such as printing SMS verification codes, importing modules with aliases, searching for a lecturer number, interleaving zero, even, and odd numbers, and implementing a timer decorator, among many others. This comprehensive approach not only sharpens your coding skills but also prepares you thoroughly for your upcoming interviews.

Experience the premier coding bootcamp: Adopt the mindset of a software engineer. Transition your career to new heights, whether full-time, part-time, in-person, or through online learning. Acknowledging the current financial challenges, we have enhanced our income share agreements to better support our students. The leading coding bootcamps provide a training environment that mirrors real-world software development, ensuring graduates enter the workforce ready to excel from day one, which is precisely our goal. Among the finest coding bootcamps, the Hack Reactor Software Engineering Immersive carefully selects high-potential candidates through a thorough admissions process. Our bootcamp offers an extensive curriculum, exceeding 800 hours of Computer Science and JavaScript training that effectively reflects the demands of the software engineering field. Guided by dedicated and knowledgeable instructors, as well as former hiring professionals, we cultivate software engineers who are highly sought after by the top tech teams. By investing in your future with us, you are taking a significant step toward securing a successful career in technology.

Xobin is an online candidate assessment software used by 5000+ teams to track, assess and interview top talent effortlessly. Whether you are conducting role based hiring assessments, tech hiring, large scale university recruitment or even employee skill gap evaluation, Xobin is the single solution that supports all these use cases. What makes Xobin unique is its full-stack capabilities. Xobin is a complete talent operating system with role based skill tests, psychometric assessments, video interviews and applicant tracking feature. All this along with a scientifically curated question library. Don't stitch together different solutions for your hiring and L&D needs. Just use Xobin. Screen based on skills and culture fit with Xobin’s online assessment platform. Xobin operates in 55+ countries, working with growth stage startups, mid-market and enterprises.

Conversations with native speakers are the best way to learn a language. The fastest way to learn code is to actually code. Edabit provides a wide range of small-sized challenges that will help you quickly improve your skills. Do you feel stuck between learning material that is too easy and too difficult? Once you have mastered the basics, you'll see that everything is suitable for both beginners and advanced coders. Edabit bridges the gap. You can start with the easiest level and move at your own pace until it's time to tackle the most difficult challenges. Edabit simulates programming in the real world, but removes the non-educational and tedious parts. To make learning fun and addictive, we add simple game mechanics. Level up, unlock achievements, and gain XP.

CodeScreen is a technical assessment platform. During the hiring process, it is usually quite challenging & time-consuming to assess a candidate’s technical skill level based on their CV, their educational background, or a 30-minute interview. To solve this problem, CodeScreen screens candidates with realistic and asynchronous coding assessments that are automatically graded, resulting in quickly identifying the best developers. This allows recruiters & developers that are normally more involved in assessing candidates to save time. Additionally, they receive a more accurate insight into the candidate’s future performance in their job.

When hiring developers, it's essential to be selective; bypass the generic approach and significantly reduce your screening time by leveraging automated coding assessments. This method allows you to pinpoint qualified candidates based on their actual coding abilities rather than relying solely on their resumes. Instead of traditional phone interviews, engage in pair programming to create a more efficient and effective interview process. You can observe candidates as they write code in real time, gaining insight into their problem-solving methodologies. CodeInterview is an innovative platform that facilitates seamless technical interviews within a collaborative coding environment. This online tool empowers candidates and interviewers to tackle coding challenges in real-time, utilizing a versatile online code editor that supports all popular programming languages. You can run code snippets and instantly view outputs directly in your browser, eliminating the need for any downloads or installations. Additionally, you can maintain clear communication with candidates through integrated audio and video features, enhancing the overall interview experience. The platform offers a user-friendly interface equipped with useful features such as syntax highlighting and code completion, making it an invaluable resource for both interviewers and candidates alike.

Skillspace by DPhi automates the assessment of on-the-job skills to help high-growth companies hire engineers and data scientists more quickly, cheaper, and more accurately. Skillspace AI is a great choice for recruiters because it offers a variety of features that can be used for remote, lateral, or campus hiring. Sign up for Skillspace AI to get the following: Right features - Skillspace offers 80+ languages, coding challenges, and automated project assessments. It also offers AI challenges and a lot more advanced, but still simple, ways to assess the talent pool. 2. Right company - AI enthusiasts and developers from 140+ countries have endorsed the product. Skillspace AI has evaluated more than 120K+ assessments. Companies using DPhi include startups, enterprises, and large corporations like Trell, Capgemini Cisco, Cisco, and Alibaba. 3. Remote-friendly - Skillspace AI gives you access to high-quality questions as well as a powerful proctoring engine to prevent cheating in your tests.

Codeaid is a Free Coding Testing Platform that helps companies and recruiters hire the best software developers. It tests them with everyday projects that demonstrate their real-world skills. With this platform, you can evaluate candidates by testing not only specific languages or frameworks but also coding fundamentals and application design concepts. Additionally, the duration of Codeaid’s tests is much longer than those currently on the market, allowing for more comprehensive skills testing than ever before. Benefits of Using Codeaid: - More comprehensive and on-the-job skills testing - Accurate prediction of real-life perform - Reduced involvement of technical staff in grading - Easier and quicker hiring processes - Zero cost

TestDome offers pre-employment testing for hiring tech workers and hiring in other industries such as programming, accounting, customer support, project management, and many more. -Our 1000+ questions test your ability to solve real-world problems. If you find any Premium questions online, you can get a refund. You can customize our ready-to use tests in any way you like or add your custom questions. -Compare candidates with one another at a glance, or dive deeper into the results and answers of individual candidates. -Prevent cheating with webcam monitoring, duplicate email detection and copy and paste protection -Add multiple users free of charge to your account.

Enhance your coding and interview abilities by preparing for technical interviews with our comprehensive resources tailored for top tech firms. Our platform features a user-friendly coding environment with a full-screen editor designed to facilitate problem-solving and practice for various challenges. You can tackle problems in over 10 programming languages and easily verify your solutions right on the platform. As a subscriber, you'll gain access to an extensive library of more than one million solutions contributed by fellow developers, enabling you to elevate your skills by examining how others approached the same tasks. Track your advancement with detailed progress reports for each completed challenge, earning points and badges while climbing the ranks among other developers as you take on more challenges. Recognized as the leading code assessment platform in the industry, we support screening, interviews, and take-home projects, with all subscription plans offering unlimited candidates, assessments, and user accounts, ensuring you have all the tools necessary for success. Each interaction on the platform not only hones your skills but also connects you with a community of learners.

CoderPad is a platform that allows you to conduct technical interviews and help lead development teams. It allows you to quickly and accurately assess a candidate's abilities. CoderPad functions as an IDE that allows candidates to easily share their skills and helps you understand how they work. It's there for you at every stage of the hiring process, through both collaborative coding sessions as well as take-home assignments. CoderPad is all about the developer experience. It is fast and reliable, and the interface is easy to use. It allows you to create a customized interview process that's specific to your team's needs. Because every team is unique -- and every candidate wants information about you during the hiring process. CoderPad will help you find better technical candidates faster. Both candidates and interviewers will enjoy an unparalleled experience with CoderPad. It's easy to scale up as your team grows. Nearly 2,000 companies worldwide rely on us.

Evaluate programming skills online prior to inviting candidates for interviews! This testing service is tailored for recruiters, HR professionals, and team leaders. If you're on the lookout for a programmer, identifying talent is merely the initial phase—it's essential to assess their programming capabilities next. While our service can't entirely take the place of the interview process, it can significantly reduce your time investment by helping you filter out unqualified developers before the interview stage. Simply select a coding test and forward it to each candidate. Would you like the coding assessments to reflect your unique design and branding? That's absolutely feasible! Utilize your organization's domain and logo, ensuring that Tests4Geeks remains unmentioned, so candidates perceive these programming evaluations as your own creation. Are you a recruitment agency? Impress your clients with customized reports that feature your candidates' evaluations. These reports are generated in PDF format, ensuring they are convenient to read, share, and print. The programming aptitude tests are assessed automatically, streamlining the process for everyone involved. By integrating this service into your hiring strategy, you enhance your overall recruitment efficiency and candidate experience.