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Customer Story

How Dropbox scales high-quality interviews and global talent with CodeSignal

Challenge

Dropbox is a leading collaboration and productivity platform with a talent acquisition team responsible for processing hundreds of thousands of applications each year. A core pillar of Dropbox’s hiring philosophy is fairness and evidence-based evaluation. However, scaling interviewer training and maintaining consistent interview quality across this volume was slow and resource-intensive.

Traditional interviewer certification required weeks of shadowing live interviews, which created bottlenecks during hiring spikes and limited the team’s ability to quickly ramp new interviewers. 

At the same time, Dropbox was expanding its engineering teams to global markets where candidates had less familiarity with the brand. The talent acquisition team needed a way to screen and identify high-quality technical talent from a large pool of applicants in these new regions.

Solution

Dropbox partnered with CodeSignal to introduce AI-powered interviewer training and gamified, AI-assisted coding challenges.

For their hiring teams, AI interview simulations allowed Dropbox to decouple interviewer training from live shadowing and coaching availability, giving interviewers realistic practice aligned with Dropbox’s hiring philosophy. This made it possible to train more interviewers on demand without overburdening their most experienced interviewers.

Dropbox also leverages CodeSignal to scale their global hiring efforts. To support international growth, Dropbox launched large-scale recruiting events making use of a CodeSignal-powered coding challenge in Poland and Mexico. The AI-assisted, F1 themed gamified format mirrored how engineers work in real-world environments, which gave Dropbox’s hiring team a strong signal of candidates’ ability to leverage AI tools effectively in their work. At the same time, the event generated strong engagement among applicants and elevated their impression of the Dropbox brand.

Results

With CodeSignal, Dropbox significantly improved the scalability and consistency of both interviewer training and early-stage technical screening.

So far, Dropbox has seen the following results:

Interviewer training time reduced from 3 weeks to ~4 hours

Improved brand sentiment among candidates after completing a CodeSignal assessment

Unlocked ability to evaluate candidates’ skills in leveraging AI tools to write code

Customer overview

Products used

AI-Assisted Technical Assessments, Learn

Company size

1,000-5,000

Customer since

2020

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