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.
Here’s a gap a lot of solid web developers are running into right now. You can build a slick React front end and a clean Node backend, but the moment a project needs an AI feature, you feel like you’re supposed to suddenly become a Python person. That’s the exact hole Build LLM Apps with…
Here’s a number that should sit uncomfortably with you: 36.8%. That’s how often people in Solomon Asch’s classic experiments agreed with an obviously wrong group answer, just because everyone else in the room said it first. A 2023 replication with 210 participants landed in the same neighborhood, around 33% on the standard task and 38%…
Inside Chick-fil-A’s traveling leadership corps: 24 to 36 months on the road opening restaurants, six-figure reported pay, covered housing, and the honest cases for and against.
Here’s the gap this fills. Everyone in AI is talking about retrieval augmented generation, but very few people can actually build a RAG pipeline, evaluate it, and deploy it somewhere a real person can use it. That space between talking and building is exactly where IBM’s RAG for Generative AI Applications specialization lives. IBM is…
In June 2025, roughly 15% of candidates were using AI to cheat their way through assessments. By December, that number had jumped to 35%. That’s Fabric’s read on more than 50,000 candidates, and it means the take-home test you’re sweating over is now being graded against people who aren’t actually doing it. Here’s our take:…
Employee ratings, the real shift rhythm, what workers praise and complain about, and how to tell if your local Chick-fil-A is one of the good ones.
Here’s a number worth sitting with: structured behavioral interviews predict job performance at .51, while unstructured ones limp in at .38. That gap comes from Schmidt and Hunter’s 85 year meta-analysis of personnel selection research, summarized well by Pin’s breakdown of the validity data. It tells you something blunt: what interviewers choose to score matters…
Every stage of the Chick-fil-A hiring process from application to offer: the phone screen, the group interview format, the Operator round, and what to wear to each.
Real 2026 Chick-fil-A pay ranges by position, why every restaurant pays differently, the $29 million scholarship program, and how to actually get paid more.
Here’s the awkward truth about the agentic AI boom. Everyone lists it on their resume now, but almost nobody can actually explain how a multi-agent system routes tasks, reflects on its own mistakes, or calls tools without hallucinating. That gap between talking about agents and building them is exactly what IBM’s Building AI Agents and…
