Testing Software Engineers. Made Easy.
KillerCoder.io is the leading 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.
Join KillerCoderHow it Works?
At KillerCoder.io we believe that finding the right skills to help your company grow should be made easy
Start with our free trial
Make sure our product is the right one for you and send out your five first tests for free.
Choose a plan
Convinced? Choose the plan that is right for your recruiting needs. Our plans are straightforward, with no hidden costs.
Assess your candidates
Choose from our broad choice of proven tests and find the perfect candidate in no time.
Improve the efficiency of your recruiting team
Save Time
Test your candidate's tech stacks that will be used on the job before interviewing them and improve your interview to hire ratio. Find the right person to move your company forward
Improve the quality of your hires
Screen your candidates and make sure that only the top talents are qualified for interviews. Avoid the unpleasant surprise of a hire that doesn't meet expectations.
Build your own tests
Work with our experts to build your own branded tests, integrate them seamlessly in your recruiting process and qualify candidates that are right for the specific needs of your company.



Designed by industry leaders
Our tests are created by a professional test design team and have been approved by HR specialists and engineering leaders making Killer Coder the right platform to match skills and opportunities.
Find the right talent Find the right talent to move your company forward
KillerCoder offers tests for all common programming languages and lets you adapt the questions based on the level of seniority you are seeking to hire. Our platform also allows to evaluate the soft skills you require.
Simple and affordable prices
Try KillerCoder Pro for 14 days. No credit card required!.
Personal
Includes simple but powerful functionality for individuals and small teams. You can upgrade on the way
- 5 Free tests1
- 1 User
- Create your own test
- Access to our library of tests
- Test Library updates
- Branded Emails
- Branded Platform
Business
For settle companies looking to stay competitive in the market and growing with the technology
- Up to 50 tests2
- Up to 5 users
- Create your own test
- Access to our library of tests
- Test Library updates
- Branded Emails
- Branded Platform
Enterprise
Everything you can get from a professional solution to keep your business on its way to success
- Unlimited tests
- Unlimited users
- Create your own test
- Access to our library of tests
- Test Library updates
- Branded Emails
- Branded Platform
1 this is the total limit for the life of the account. After this, any additional test will require you to either pay €1.99 per test sent, or upgrade to the next account tier.
2 this is the total limit per month. After this, any additional test will require you to either pay €0.99 per test sent, or upgrade to the next account tier.




Latest news
The latest blog post from KillerCoder, weekly resources, and advices.
Why It Is Important to Hire the Right Developers
If you are looking to hire developers, taking the time to consider your recruitment approach is one of the best investments you can make. Recruitment of developers can be time-consuming and expensive. Great developers can be several times more productive than people with less experience. Be aware that recruiting the wrong individuals may jeopardize your
Thursday May 19, 2022
How Can Recruiters Improve Screening Interviews to Hire Top Talent?
1. Establish a Clear and Concise Screening Framework Good screening procedures are necessary before selecting the best prospects. When it comes to reducing the expenses associated with employee turnover may go a long way toward helping you find the best talent. To begin, identify the screening approaches that are most effective for your organization. You
Saturday April 30, 2022
Effective Screening Interviews: The Ultimate Guide
According to recent data, approximately 80% of applicant resumes do not make it beyond the first round of screening after submitting to an open job posting. When hiring for high-volume jobs, filling specialized tasks, or making an impact on recruits, screening interviews have unquestionably become an essential element of the interview process. Rapid technological developments
Tuesday April 26, 2022
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