Glassdoor users rated their interview experience at ESS as 100% positive with a difficulty rating score of 3 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Software Developer and rated their interviews as the hardest, whereas interviews for Software Developer and roles were rated as the easiest.
The hiring process at ESS takes an average of 1 day when considering 1 user submitted interviews across all job titles. Candidates applying for Software Developer had the quickest hiring process (on average 1 day), whereas Software Developer roles had the slowest hiring process (on average 1 day).
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This is based on my own personal experience. There wasn't a formal interview process. The only time I spoke to someone face-to-face was during a video onboarding meeting, which they scheduled via email after my application and background check were completed.
I applied through a staffing agency. I interviewed at ESS (Cherry Hill, NJ) in Aug 2025
Interview
I had to complete and submit the application form for substitute teacher, and I had a phone interview a couple of weeks later. They asked me two questions, i.e., why I want to work as a substitute teacher, and about my previous job experience.
Interview questions [1]
Question 1
About my previous job experience and the reason for taking the job
I applied online. I interviewed at ESS (Columbus, OH)
Interview
Three interviews. One with HR, the Manager and two others. Very basic but not a lot of information available about expectations. HR was a good screener. I would definitely recommend asking more targeted questions.