{
    "as_of": "2026-05-01T12:16:52+00:00",
    "corpus_total": 17,
    "company_filter": "Duolingo",
    "summary": {
        "unique_role_keys": 13,
        "clustered_role_keys": 4,
        "total_reposts": 4,
        "repost_pct": 23.5,
        "tier_breakdown": {
            "duplicate": 4,
            "persistent": 0,
            "chronic": 0
        }
    },
    "top_clusters": [
        {
            "title": "Business Development and Partnerships Lead, LATAM",
            "company": "duolingo",
            "count": 2,
            "first_seen": "2026-04-15T17:28:10+00:00",
            "last_seen": "2026-04-15T17:28:21+00:00",
            "tier": "duplicate"
        },
        {
            "title": "Creative Director, Marketing",
            "company": "duolingo",
            "count": 2,
            "first_seen": "2026-04-09T17:38:41+00:00",
            "last_seen": "2026-04-16T20:56:15+00:00",
            "tier": "duplicate"
        },
        {
            "title": "Head of Efficacy Research",
            "company": "duolingo",
            "count": 2,
            "first_seen": "2026-03-26T13:39:18+00:00",
            "last_seen": "2026-03-26T13:39:34+00:00",
            "tier": "duplicate"
        },
        {
            "title": "Senior Account Executive",
            "company": "duolingo",
            "count": 2,
            "first_seen": "2026-03-06T15:09:51+00:00",
            "last_seen": "2026-03-06T15:10:24+00:00",
            "tier": "duplicate"
        }
    ],
    "docs": "https://remnavi.com/editorial/ghost-jobs/",
    "methodology_note": "Clusters are jobs sharing a normalised (title, company) key. A cluster of N listings counts (N-1) as reposts. This is an observation, not a verdict \u2014 some duplicates are legitimate cross-team or cross-region postings of the same role."
}