Reduce Stale Listings in a Job Marketplace

Design a system for a large job marketplace that automatically identifies and manages stale job postings. A posting may be stale because the role has already been filled, the employer has closed it on their own site, the recruiter has stopped maintaining it, it duplicates another listing, or it remains visible even though the employer is no longer accepting applications. Your design should address each of the following areas: Freshness signals and evidence collection…