A certificate by itself is a PDF with your name on it. What makes it worth something is not the document — it is whatever the hiring manager believes it proves about the weeks behind it. That distinction matters more than the question of paid versus unpaid, which is usually the first thing candidates ask about and rarely the thing that decides an interview.
What a hiring manager actually checks
- Is there something to look at? A live project, a repository, a deployed link. A certificate that names an internship but points to nothing checkable reads as unverifiable.
- Can the candidate explain their own contribution? "I worked on the team that built X" is weak. "I built the authentication flow and the booking API, here is the commit history" is strong. This is usually tested directly in an interview.
- Is the certificate itself verifiable? A certificate number that resolves to a real, checkable record is a small detail that quietly signals the rest of the internship was probably real too.
- Was there mentor review, or was it unsupervised? Code review and feedback during the internship is what turns "I wrote some code" into "I learned how a team actually works" — and it shows in how a candidate talks about the experience.
So does paid vs. unpaid matter?
Less than most candidates assume, and less than most internship listings imply by leading with it. What a hiring manager is actually trying to assess is whether the internship was substantial — real work, real feedback, a real outcome — not how it was compensated. A well-structured unpaid internship with a genuine project and mentor review will outperform a paid internship that amounted to shadowing someone for a few weeks with nothing to show at the end.
That said, it is a completely fair question to ask upfront, and a program that is transparent about it — rather than leaving it unstated until you ask — is usually a better sign about how the rest of the internship is run. Check the specific programme page for the current terms before applying.
How to make your certificate actually count
- Keep the repository or a link to what you built, not just the certificate PDF.
- Write two or three sentences you can say out loud about what you specifically did, not what the team did.
- Note one thing that was corrected in review and what you changed because of it — it shows you can take feedback, which matters as much as the code itself.
- If the certificate is publicly verifiable, put the link on your résumé, not just the certificate number.
What we do differently
Every internship we run works against a real, live application rather than a simulated exercise, with mentor code review built in rather than left to chance — and every certificate we issue is publicly verifiable, so an employer can check it directly rather than take it on faith. See the current internship programmes for what each one actually involves.