{"schema_version":"2026-04-21","source":"jobsjobsjobsapp.com","data_type":"aggregated_job_posting_salary_data","primary_source":"Adzuna","methodology_url":"https://jobsjobsjobsapp.com/data/methodology/","refresh_cadence":"nightly target; stale markets are refreshed on a rotating schedule","as_of":"2026-03-04T06:04:37.013000","coverage_note":"Aggregated posting signal from the ingestion pipeline, not a complete census of every open job.","deduplication_note":"Counts reflect the upstream posting feed and Jobs Jobs Jobs validation; duplicate postings may still exist in aggregated totals.","source_traceability":"Public salary fields are derived from Adzuna search and histogram responses plus deterministic calculations; individual sample job URLs are representative examples when supplied by the feed.","title":"Roofer","city":"Sterling Heights","state":"MI","url":"https://jobsjobsjobsapp.com/data/salaries/roofer/sterling-heights/","avg_salary":47452,"salary_min":20000,"salary_max":140000,"total_jobs":1,"salary_histogram":{"120000":3,"100000":7,"40000":271,"60000":47,"80000":17,"140000":7,"20000":13},"updated_at":"2026-03-04T06:04:37.013000"}