Learn and Practice on almost all coding interview questions asked historically and get referred to the best tech companies.
Cost / License
- Free
- Proprietary
Platforms
- Online
Topcoder is described as 'Provides members opportunities to demonstrate their expertise, improve their skills, and win cash, while helping real world organizations solve real world problems' and is an website in the development category. There are more than 25 alternatives to Topcoder, not only websites but also apps for a variety of platforms, including SaaS, Windows, Mac and Linux apps. The best Topcoder alternative is HackerRank. It's not free, so if you're looking for a free alternative, you could try HackerRank or LeetCode. Other great sites and apps similar to Topcoder are Edabit, CodeSignal, Spoj and Codejudge Assessments.
Learn and Practice on almost all coding interview questions asked historically and get referred to the best tech companies.
Website to help developers improve their programming skills by practising simple coding exercises. The target audience is Software Engineers, Test Automation Engineers, or anyone curious about computer programming.



KillerCoder.io is a testing platform to test developers and improve your technical hiring efficiency. Create an account and invite prospective candidates and test their technical and/or soft skills.


Practice problem solving and compete against others on the DMOJ, a modern contest platform and archive of programming problems.
DMOJ is the most popular Open Source alternative to Topcoder.
DevSkiller is a developer screening and online interview platform powered by RealLifeTesting™ methodology. The tool allows you to find developers with the right skill set, shortening your Time-to-Hire by 60%.



DevSkiller is the most popular Android & iPhone alternative to Topcoder.
At Geektastic we help our client's thoroughly evaluate their future talent using our unique peer reviewed code challenge platform. We believe a candidate is worth more than a score and the only way to thoroughly understand how suitable they are to work in your team is to...
Kattis helps companies make safer recruitments and attract the best developers with its dynamic challenge platform.



Take-Home Coding Assignments That Provide Real Insights. Identify great candidates using real tasks, not brainteasers. Streamline your tech recruiting workflow and make better hiring decisions.




Oto_code is an AI-driven new age technical assessment platform helping organizations make right hiring decisions by evaluating desired technical skills and looking beyond traditional input and output test cases.
AI-powered interview preparation platform with structured learning paths, coding practice, system design, and mock interviews.




Evaluate is a developer screening platform with pre-made tests that include programming and theory. Fully free until the end of 2020.



