Yahoo Mail can work for job interviews if the address looks professional, you monitor it closely, and you treat it as a stable interview inbox rather than a throwaway contact point.
A temporary email can help at the edge of a job search, but it is usually the wrong inbox for real job offers, signed documents, and onboarding follow-up.
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.