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Tech Recruiting

Anatomy of a Successful Senior Developer Interview

Learn how to effectively interview senior developer talent — an important contributor to your company’s success.

Collaborative Tech Hiring in People Operations (Panel Discussion)

Did you miss our panel discussion on collaborative hiring & what cooperation between developers and hiring teams looks like? Here are the key takeaways.

Whiteboard Interviews: Why They're Bad For Tech Interviews

Find out why whiteboards should not be used during tech interviews with developer candidates and learn how to efficiently test coding skills on Codility!

Engineering Teams

Engineering Manager Mistakes You Should Watch Out For

Experienced engineering managers will tell you that with more responsibility means more mistakes. Here are some of the worst mistakes to watch out for!

A Developer's Guide to Running Behavioral Interviews

A short guide to running rewarding behavior-based interviews for a range of developer roles.

How to Successfully Write for a Technical Audience

Here are several examples that resonate with a developer audience, and tips for how you can successfully execute technical writing.

News & Updates

We Need Your Help: 2019 Developer Survey

We’re seeking your opinions on being a developer today — and to say thanks, we’ll enter your email in the draw to win a $20 Amazon gift card.

Codility Named Leader in G2 Crowd Grid For Technical Skills Screening Software

G2 Crowd, a peer-to-peer review platform, released the 2019 Spring Awards based on real user reviews. Codility was named the Leader in the technical skills screening software category and scored the best in all performance rankings.

What We Shipped: 2018 Highlights

It was a big year - but here's a summary of our most exciting releases in 2018.

Inside Codility

Collaborative Tech Hiring in People Operations (Panel Discussion)

Did you miss our panel discussion on collaborative hiring & what cooperation between developers and hiring teams looks like? Here are the key takeaways.

Gender Bias in Tech Employment Tests (Analysis From 1M Sessions)

Avoid a potentially biased tech hiring process. Learn how to improve the diversity of your technology workforce & download Codility's Gender Bias Report today!

Great Companies Start with Great Culture

People and culture are the most valuable assets in a startup’s goal to become a great company. Read more to see Codility's approach to recruitment, onboarding, employee retention, and feedback to create a great place to work.

Programming

Big-O Notation Explained: Definition & Examples (Part 1)

If you work in programming, understanding Big-O notation is crucial. Get a simplified explanation of Big-O, including a clear definition & examples on Codility!

Z-Index Explained: Styled Components & CSS Z-Indexing

Review an explanation from Codility's Front-End engineer, Rafał Ruciński, on how to solve CSS z-index with styled components, including stacking context & ideas.

Inside Codility: babel-plugin-jsx-svg-inject Plugin

Rafal, a Sr. Front-end Engineer at Codility, talks about his search for a tool that would enable him to use SVG icons as easily as font icons.