Online Coding Test Platform

Hire Tech Talent with Online Coding Tests

Find the right technical talent effortlessly with our accurate assessments and a targeted audience of 25Mn+ competitive students & early talent.

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What are Coding Tests?

Coding tests are widely used by companies during the hiring process to screen candidates, or by educational institutions to evaluate students' programming skills and knowledge.

Coding tests usually involve questions related to algorithmic problem-solving, programming language knowledge and experience level.

How do coding assessments work?

Question Library

You can choose from an extensive question bank that is updated periodically. Each question is framed to assess candidates on set parameters and varying difficulty levels.

Real time automated proctoring

Online coding test platform comes equipped with integrated anti-cheating features such as face detection, tab toggle alert, and more. All of this combines to provide a seamless testing experience while keeping restrictions on cheating to a minimum.

Campus and lateral hiring

Organise a hackathon and reach out to ~28Mn+ students and early professionals from across the country. The most efficient and fastest way to close your tech hiring.

Automated candidate performance report

Assess candidates based on auto-graded coding assessments on various parameters.

Shortlist and roll out offers

Make data-driven decisions based on automated evaluations that give objective scores for every candidate.

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Extensive question bank that supports over 75+ coding languages

Fundamental
tasks Real-Life
Tasks Data
Science
C (GCC 5.4.0)
C++14 (GCC 6.5.0)
C++20 (G++ 10.3.0)
C# 6.0 with .NET 4.7 (partial) (Mono 6.12)
Free Pascal 3.0.4
Go 1.13.8
HTML/CSS through upload tasks only
Java SE 8
Java SE 11
JavaScript (Node v14.x)
Kotlin 1.6.0
Lua 5.3
Objective-C (clang 3.8.0 & GCC 5.4)
Perl v5.30.0
PHP 7.4
PostgreSQL 9.4 / psycopg 2.9.3
Python 3.8.10
Ruby 2.7.0
Rust 1.61
Scala 2.12.15
SQLite 3.31.1
Swift 4.2.4
VB.NET (Mono 6.12)

Explore Our Cutting-Edge Online Coding Test Platform To Streamline Candidate Assessement

Our platform supports 75+ programming languages for competitive programming.
Not only do candidates have freedom to choose which language they want to code in, but organisations can also restrict the languages allowed.
Candidates can be presented with a pool of selected questions or a random subset of questions. Our platform supports 75+ programming languages for competitive programming.
Before submitting the code, candidates can write, compile, and test it. The code is then evaluated along 3 sets of test cases to ensure fair and accurate evaluation.
We offer an auto-complete feature to improve the user experience that can be turned off if required.
Advanced proctoring features include full-screen mode, tab change detection IP tagging, geo location mapping, video proctoring, and disabling copy and paste.
In-line error notifications to candidates for faster debugging and a better experience.
Gain access to world-class IDEs, fully auto-graded evaluations, and automated report generation while hiring the best talent in fewer resources.

Hire & reach your diversity goals

Gender, LGBTQ+, PWD etc. through hiring hackathons & unique assessments.

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Why conduct Coding tests on Unstop?

Make quality hires

Hiring the right candidate for a tech role is extremely crucial. Custom curation of your programming assessments ensure that only the best candidates are hired.

Reduce hiring bias

Be known as a fair recruiter by conducting coding assessments that are automatically evaluated on set parameters. No manual evaluation is needed.

Build a hiring pipeline

When you organize a coding hackathon you assess a large number of candidates in one shot. This saves time, money, and effort and lands you in a win-win situation as a recruiter.

Fuel ideation and innovation

A programming test helps you promote innovative thinking and ideation resulting in better and more advanced solutions for a company to progress forward.

Shortlist candidates accurately

Evaluate coding skills and ability to write and troubleshoot code with real-time reporting and proctoring.

Access to an extensive library of assessments

Explore coding assessment tests across languages & domains for freshers, students, and working professionals.

Build employer brand

By providing the experience of solving a company-specific problem and gaining extensive visibility through our marketing efforts, the coding assessments offer the added benefit of employer branding.

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Frequently Asked Questions

Get to know us a bit more!

What is a coding assessment?
A coding assessment is a structured test used to evaluate a candidate’s programming skills, logic, problem-solving ability, and familiarity with specific languages or frameworks. On Unstop’s coding assessment platform, candidates solve real-world problems through timed online coding tests & programming assessments, allowing employers to assess their technical capabilities objectively.
How to host a coding assessment test on Unstop?
To host a coding assessment test using Unstop:
  • Define your role-specific requirements (e.g., backend, frontend, full-stack)
  • Choose questions from Unstop’s pre-built coding library or upload custom problems
  • Configure time limits, difficulty levels, and allowed languages
  • Enable secure virtual coding assessment with AI-based proctoring
  • Invite candidates and track real-time performance reports
Unstop simplifies the end-to-end process—from code assessment online to final shortlisting.
What makes Unstop a reliable coding assessment platform for hiring?
Unstop is a complete coding assessment platform with:
  • A vast question bank across languages like Java, Python, C++, JavaScript, etc.
  • Hands-on IDE with auto-evaluation and test cases
  • Remote code screening platform with AI proctoring
  • Real-time dashboards to compare candidate scores and code quality
This ensures you hire developers based on actual skill, not just resumes.
Can I conduct coding tests for different experience levels or tech stacks?
Yes. Unstop supports coding assessment platforms for freshers, interns, and experienced professionals. You can customize code test platforms for specific stacks—whether it’s frontend (React, Angular), backend (Java, Node.js), or data science (Python, SQL). Difficulty levels, topics, and evaluation logic can all be tailored.
How secure are online coding assessments on Unstop?
Unstop offers enterprise-grade security for online test programming via:
  • Webcam and screen recording
  • Browser lockdown
  • Copy-paste restrictions
  • Real-time activity logs
These ensure test integrity during virtual coding assessments, especially for remote hiring or large-scale hackathons.
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