PDF too large for a job application? Fix the right thing first
When a CV, portfolio, or certificate PDF gets rejected by an application portal, the fastest fix is usually a targeted size reduction workflow.
Know what the portal is rejecting
When a hiring portal rejects a file, the message is usually about size, but sometimes the real problem is format, page count, or a file exported with bad defaults. Before compressing anything, confirm the system limit and whether the portal wants one combined PDF or several smaller files.
That sounds obvious, but a lot of wasted time comes from compressing the wrong file or compressing a portfolio that would have passed if it had simply been split into separate documents.
Prioritize the pages that carry your value
If the PDF is a resume or certificate bundle, protect readability first. If it is a portfolio, identify which pages actually need larger visuals and which ones can tolerate stronger compression.
A job application is not a storage benchmark. Recruiters need a document that opens quickly and looks clean enough to review. That means your compression choice should support clarity and reliability, not maximum reduction at any cost.
If the file is still too large, simplify before recompressing
Remove duplicate pages, overlarge screenshots, decorative covers, or unnecessary embedded scans. Often the second-best fix is not “higher compression” but “less unnecessary content”.
If the final PDF still looks good and passes the portal limit, you have solved the real problem. That is a better outcome than obsessing over the exact percentage saved.