Talent Acquisition

Our top picks of online coding assessment tools for startups

Coding assessment being taken

Discovering the best online coding interview tools is crucial for startups looking to streamline their hiring process and identify top software engineering talent. Navigating the vast selection of coding interview tools can be a tricky endeavour, as it requires finding one that will meet your needs and provide an efficient and user-friendly experience.

In this blog post, we delve into various categories of these tools. From comprehensive coding assessment platforms to those focused on emerging technologies and whether you're evaluating junior software developers or senior full stack engineers, we've got you covered.

Table of Contents:

  • Comprehensive Coding Assessment Platforms
  • Focused on Emerging Technologies
  • Skill Mapping Tools
  • Revolutionize Your Tech Team with These Assessment Platforms
  • Streamline Your Hiring Process with Screening Tools
  • FAQs in Relation to Best Online Coding Interview Tools
  • Conclusion

Comprehensive Coding Assessment Platforms

When recruiting the best coders for your tech business, it is essential to utilise the appropriate instruments to evaluate their coding aptitude.

  • CodeSubmit offers assessments for frontend, backend, and mobile teams with customizable tests based on real-world scenarios.
  • CoderPad combines live pair-programming interviews with take-home tests in multiple programming languages.

These platforms help evaluate candidates' problem-solving abilities effectively, ensuring that only the most qualified join your team and drive innovation within your organization.

Focused on Emerging Technologies

Online coding interview tools that specialize in evaluating professionals working with emerging technologies are becoming increasingly popular, and for good reason. These platforms offer assessments designed specifically around advanced topics like machine learning, artificial intelligence, and blockchain development, making it easier for organizations to find the right talent. One such platform is Coderbyte, which is dedicated to hiring emerging technology professionals.

  • Coderbyte: With a vast library of challenges and assessments, Coderbyte enables you to evaluate candidates proficient in various cutting-edge technologies. The platform offers pre-made assessments for languages like Python, JavaScript and Java, plus the capacity to customize tests in accordance with your company's particular requirements.

Coderbyte also offers features like automatic code evaluation and candidate ranking based on their performance during the interview process, which helps streamline the decision-making process when it comes time to select new hires. If you're looking for a way to assess candidates' technical skills in emerging technologies, Coderbyte is definitely worth checking out.

Skills Mapping Tools

By mapping candidate abilities against your organization's requirements, these tools help identify potential hires that are a perfect fit.

  • Devskiller: A comprehensive platform that offers pre-built tests and custom test creation options for various programming languages and frameworks.
  • CodinGame Assessment: This tool uses gamification to assess coding skills while providing an engaging experience for both applicants and recruiters alike.
  • Mettl: Known for its wide range of assessment types, Mettl covers everything from basic coding challenges to advanced algorithmic problems.
  • CodeSignal: With its machine learning-based approach, CodeSignal analyzes thousands of data points to predict candidate success in specific roles within your company.

Finding the best-fit candidates is essential in building strong tech teams capable of driving innovation within your organization.

Utilizing these powerful tech sourcing and skill mapping tools will streamline your recruitment process by quickly identifying qualified individuals who possess the required technical expertise needed across various industries today.

Don't miss out on valuable talent - explore these platforms now.

Real-world tasks focussed assessment Platforms

Diversity is key to innovation and creativity in today's business world, and these assessment platforms can help eliminate biases in the recruitment process. For more on how to mitigate bias in your hiring process, read our blog on how to optimise for ED&I.

  • HireVue: AI-powered video interviews ensure a fair evaluation based on skills and potential.
  • Qualified: Customizable coding assessments focus on objective performance metrics to identify top talent and promote diversity.
  • Byteboard: Project-based assessments simulate real-world tasks to evaluate candidates effectively without relying on traditional resume screening methods.
  • Glider: Skill tests and behavioral assessments provide a comprehensive view of each candidate's capabilities and cultural fit.
  • Toggl Hire: Pre-employment testing quickly finds skilled candidates who will thrive in your company culture.

By leveraging these solutions, startups can create inclusive work environments where diverse perspectives are present.

Streamline Your Hiring Process with Screening Tools

Integrated screening tools are available to simplify the recruitment process and help you find candidates with strong technical skills.

HackerRank offers a comprehensive suite of assessment features, candidate tracking, and communication capabilities all in one platform.

InterviewBit provides coding challenges and interview questions, along with an Applicant Tracking System (ATS) to manage candidates throughout the hiring process.

Specialized ATSs (applicant tracking systems) like Greenhouse or Lever integrate with third-party assessment platforms such as CodeSignal. For more on ATSs, check out our ATS overview here.

  • HackerRank: Comprehensive assessment features with candidate tracking and communication capabilities.
  • InterviewBit: Coding challenges combined with an ATS for simplified candidate management.
  • All-in-One Solutions: Platforms like Greenhouse and Lever integrate seamlessly with third-party assessment tools like CodeSignal Developer Assessment Tool.

FAQs in Relation to Best Online Coding Interview Tools

What's the Best Online Code Interview Tool?

Choosing the best online code interview tool depends on your specific needs and preferences, but popular options include CodeSubmit, CoderPad, and CodersByte.

Evaluate each platform's features, pricing, and ease of use to determine which one suits your requirements.

For more information about these platforms, check out their websites: CodeSubmit, CoderPad, and CoderByte.

What Is an Online Code Interview Tool?

An online code interview tool is a software platform that helps companies conduct technical interviews with candidates by providing a collaborative coding environment.

These tools enable real-time evaluation of programming skills through live pair-programming sessions or take-home tests.

Can I Use CoderPad for Free?

No, CoderPad does not offer a completely free plan, but they provide a 7-day trial period for their plans allowing you to test out the platform before committing to any subscription.

For more information about their pricing plans, visit the CoderPad Pricing page.

How to Do an Online Coding Interview?

  1. Select an appropriate online coding interview tool such as CodeSubmit or CoderPad.
  2. Create custom assessments or choose from pre-built challenges based on job requirements.
  3. Schedule the assessment/interview with the candidate using video conferencing tools like Zoom or Google Meet if necessary.
  4. Evaluate candidate performance during live pair-programming sessions or review submitted solutions after completion of take-home tests.


We know that finding the right candidates for your tech team can be a daunting task, but luckily, there are many online coding interview tools available to help you out.

  • CodeSubmit and CoderPad offer tailored assessments for different teams.
  • Coderbyte caters to emerging technologies.
  • Devskiller, CodinGame Assessment, Mettl, and CodeSignal provide comprehensive solutions for assessing technical skills.
  • HireVue, Qualified, Byteboard Glider, and Toggl Hire assist in selecting top talent that will fit with your company culture.

Assessment tools do three maim things; standardisation, enhance your recruitment process validity and predictive ability.  Whether you're a startup or an established company, these online coding interview tools will help you evaluate developers with confidence while mitigating bias and gut-feel decisions.


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