Jeff Gillis is the co-founder and Chief Technical Officer of The Interview Guys, the career-advice site he and Mike Simpson launched in 2013. Over the last 13 years, Jeff has been the strategic mind behind how the site connects with job seekers, helping reach more than 100 million people worldwide through content, tools, and product development.
His background is in IT and digital strategy, which shapes how he approaches the modern job search: ATS systems, resume optimization, the mechanics of how recruiters and platforms actually filter candidates, and the tactics that work when applying through online portals. Jeff has published more than 50 in-depth career resources including case studies, comprehensive guides, and video courses, and his work has appeared in INC, MSN, and ZDNet.
Articles credited to Jeff on The Interview Guys are reviewed and edited by him personally, with a focus on resume strategy, job-search tactics, and how to actually get past the digital gatekeepers most candidates struggle with.
Everyone is talking about AI taking jobs. Nobody is talking about the $630 billion being spent to create them. While most career content focuses on white-collar disruption, something different is quietly happening in the physical economy. Companies have committed over $630 billion to 140+ major manufacturing projects across 28 states since 2020. New factories are…
By the end of this review, you’ll know what this certificate actually covers, how it compares to going directly through NASM’s own CPT program, what gym hiring managers actually look for, and whether this is the right first step for your fitness career. Walk into any commercial gym in the country and ask the hiring…
A hiring manager staring at your resume doesn’t ask “did they learn to code?” They ask “can this person build an Android app tomorrow, in Kotlin, with clean architecture?” That’s the question this certificate is trying to answer. And it mostly does, with some important asterisks. The Meta Android Developer Professional Certificate on Coursera has…
You get the callback. You make it to the interview. Then 15 minutes in, the hiring manager asks you to walk them through a project you listed under your most recent role. You pause a little too long. The details aren’t quite there. The numbers don’t add up. That’s the resume illusion. And it’s ending…
Something Quietly Changed in Q2 2026 Job seekers noticed something strange this spring. Roles that looked active on job boards were going dark without explanation. Applications went into the void. Hiring timelines stretched from weeks into months. Roles were reposted, then quietly removed. This wasn’t just a slow market. Something more specific was happening. A…
Most data analyst resume summaries are doing quiet damage. They sit at the top of a perfectly good resume and immediately tell the hiring manager nothing useful. Phrases like “results-driven professional with a passion for data” are so common they’ve become invisible. Recruiters skim past them without a second thought. Here’s the thing: your summary…
Most CNA resume advice online gives you a list of examples and calls it a day. You copy one, swap your name in, and wonder why you’re not getting calls. Here’s what those guides don’t tell you: the summary isn’t a box to check. It’s a sales pitch. It’s the one place on your resume…
Analytical skills are among the most requested capabilities in job postings right now, and they have been for years. But here’s the problem: most job seekers either don’t know what the term actually covers, or they list it as a generic bullet and move on. That’s a mistake. Employers aren’t impressed by the words “analytical…
Most hiring managers see “full-stack developer” on a resume and immediately ask one question: can this person actually build something from end to end? Not just wire up a React component. Not just write a Django route. Build a real, working application that someone else could use. That’s the bar this specialization is trying to…
You tailored the resume. You wrote the cover letter. You triple-checked the submission. Then: nothing. If that loop feels familiar, the reason may not be what you think. A recent analysis of LinkedIn data found that 27.4% of all active U.S. job listings are likely ghost jobs, roles with no real, near-term intention of hiring…
