Outlook is usually fine for job interviews if you control the account, keep it professional, and avoid employer-managed Microsoft 365 inboxes.
Using Gmail for job interviews is usually fine if the address looks professional, you monitor it closely, and you use a stable inbox rather than a disposable or work-managed account.
Slack can work for interview coordination after you verify the employer, but it is a weak default for full interviews or sensitive hiring steps. Learn when it is reasonable, when it is risky, and how to protect your privacy.
FaceTime can work for verified job interviews, but it is rarely the best default. Learn the privacy tradeoffs, Apple ID exposure risks, and safer ways to prepare.
Google Chat can work for interview coordination after you verify the employer, but it is a weak default for full job interviews or sensitive hiring steps.
Webex is usually a legitimate platform for job interviews, but the safest setup is a personal device with guest join or a clean personal account, not a work-managed Webex environment.
Google Meet is usually a legitimate platform for job interviews, but the safest setup is a clean personal or separate account, not a work-managed Google profile with calendar and browser spillover.