CodeInterview blog
Tools, tips and best practices for hiring better engineers, faster.
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Effective React Coding Test Design: How to Ensure a Fair and Accurate Evaluation
A survey conducted by Stack Overflow in 2021 revealed that React was the most popular front-end web framework among front-end developers, with over 56% of respondents reporting that they had used it before. Similarly, a report published by GitHub in 2020 showed that React was the third most popular project on the platform, after only […]
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30 JavaScript Coding Interview Questions for Beginner, Mid-Level and Expert Developers
JavaScript is a leading programming language for creating interactive and dynamic web pages. You will see a lot of popular frameworks and libraries based on JavaScript, such as jQuery, VueJS, ReactJS, AngularJS and others. It is no surprise that JavaScript is the main programming language for the front-end development of software applications. Today we will […]
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How the Current Job Market is Impacting Individual Careers (Survey Data)
Report highlights About this report Starting in late 2022, we’ve seen multiple layoffs at tech companies like Amazon and Meta, with Twitter reducing headcount by as much as 50%. The situation is no different at smaller tech companies where VC funding dried out seemingly overnight, leaving many CEOs struggling to raise their next round and […]
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The Effect of AI on the US Workforce (Survey Data)
Report Highlights About this report Within 2 months of its launch, AI chatbot ChatGPT set a record for the fastest-growing user base with an estimated 100 million users in January 2023 (it launched in late November 2022). The chatbot by OpenAI became so popular that an ongoing debate has returned to the forefront: Will AI […]
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30 ReactJS Coding Interview Questions for Beginner, Mid-Level and Expert Developers
ReactJS is one of the leading front-end development frameworks in the IT industry. It is part of the open-source development ecosystem and is widely used by many companies. Today we will discuss how to design technical coding challenges for ReactJS developers. Some ReactJS concepts that should be evaluated include React Component Lifecycle, State management, Virtual […]
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30 Python Coding Interview Questions for Beginner, Mid-Level and Expert Developers
Python is one of the important programming languages for backend software development. One of the reasons it is so popular is its use in machine learning and artificial intelligence. As Python is ideal for compute-intensive operations, that means it is best suited to all the use cases where computer vision, machine learning or deep learning […]
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30 Java Coding Interview Questions for Beginner, Mid-Level and Expert Developers
Technology is evolving rapidly and software engineers need to keep up with the latest trends in today’s competitive environment. Java is a leading programming language especially for backend programming. This article presents a variety of coding challenges that span fundamental principles, advanced features and performance optimization strategies to help you improve your Java programming abilities […]
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The Top 10 Books for Software Engineering Managers
It’s important for engineering managers to stay up to date with the latest technologies and best practices in the fast-paced world of software development. One of the effective ways to achieve it is by reading books written by experts in this field. Today we will review some of the best books engineering managers should read. […]
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6 Steps to Effectively Interview a Software Engineer
Interviewing software engineers is important for any company looking to form a strong and capable technical team. You must carefully plan and execute the interview process to ensure the candidate has the essential technical abilities and experience to succeed in the role. You will be testing not just the technical abilities of the applicant but […]
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Effective React Coding Test Design: How to Ensure a Fair and Accurate Evaluation
A survey conducted by Stack Overflow in 2021 revealed that React was the most popular front-end web framework among front-end developers, with over 56% of respondents reporting that they had used it before. Similarly, a report published by GitHub in 2020 showed that React was the third most popular project on the platform, after only […]