{"schema_version":"onlylabs.public_signal.v1","title":"Anthropic Job: Engineering Manager, API Core","description":"Anthropic job signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/4dba6398-68c0-4949-889b-f1374c0c8f53","json_url":"https://onlylabs.fyi/signals/4dba6398-68c0-4949-889b-f1374c0c8f53/signal.json","generated_at":"2026-06-09T02:21:33.565056+00:00","org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/anthropic","dossier_json_url":"https://onlylabs.fyi/labs/anthropic/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/4dba6398-68c0-4949-889b-f1374c0c8f53","signal_json":"https://onlylabs.fyi/signals/4dba6398-68c0-4949-889b-f1374c0c8f53/signal.json","source":"https://job-boards.greenhouse.io/anthropic/jobs/5081338008","lab_dossier":"https://onlylabs.fyi/labs/anthropic","lab_dossier_json":"https://onlylabs.fyi/labs/anthropic/dossier.json","analysis":"https://onlylabs.fyi/analysis/anthropic","analysis_json":"https://onlylabs.fyi/analysis/anthropic/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/anthropic/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":"https://onlylabs.fyi/topics/hiring","topic_signals_json":"https://onlylabs.fyi/topics/hiring/signals.json","topic_feed":"https://onlylabs.fyi/topics/hiring/feed.xml","data_business":null},"answer_pack":{"answer":"Anthropic opened Engineering Manager, API Core (San Francisco, CA | New York City, NY). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location San Francisco, CA | New York City, NY · Routine job opening. onlylabs links this event to 1 captured evidence page and 6 related job signals.","signal_desk":"hiring","source_context":{"source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5081338008","source_host":"job-boards.greenhouse.io","occurred_at":"2026-05-26T14:54:30+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"source","context":"San Francisco, CA | New York City, NY"},"context_markers":[{"label":"Lab","value":"Anthropic","source":"signal"},{"label":"Signal desk","value":"hiring","source":"signal"},{"label":"Source host","value":"job-boards.greenhouse.io","source":"source"},{"label":"Location","value":"San Francisco, CA | New York City, NY","source":"signal"},{"label":"ATS","value":"greenhouse","source":"source"},{"label":"Notability","value":"Routine job opening","source":"signal"},{"label":"Watch term","value":"Infrastructure","source":"evidence"},{"label":"Watch term","value":"Safety and alignment","source":"evidence"}],"evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://job-boards.greenhouse.io/anthropic/jobs/5081338008"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-09T02:21:33.565056+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/4dba6398-68c0-4949-889b-f1374c0c8f53/signal.json","dossier_json":"https://onlylabs.fyi/labs/anthropic/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/anthropic/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/anthropic/evidence.json","topic_signals_json":"https://onlylabs.fyi/topics/hiring/signals.json","topic_feed":"https://onlylabs.fyi/topics/hiring/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","data_radar_json":null,"opportunities_json":null},"analysis_playbook":{"objective":"Turn open roles into leading indicators for teams, locations, infrastructure needs, eval work, data demand, and commercialization buildout.","evidence_focus":["role title","team or function","location","job description","data, eval, infra, safety, product, and GTM terms"],"extraction_questions":["Which teams are hiring repeatedly?","Which locations or hubs are becoming more important?","Which roles imply data, evaluation, infrastructure, or platform spend?","Which labs have hiring signals without a fresh standing analysis?"],"signal_questions":["What demand signal does this role create for teams, locations, infrastructure, evals, or data workflows?","Which teams are hiring repeatedly?","Which locations or hubs are becoming more important?","Do the 6 related job signals show a repeated pattern?"],"output_fields":["org","team","location","role_theme","data_business_lane","evidence_url"],"data_business_relevance":"Hiring is the earliest demand signal for where frontier labs may need data products, eval tooling, infra vendors, and workflow support.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/4dba6398-68c0-4949-889b-f1374c0c8f53/signal.json","required":true},{"label":"source","url":"https://job-boards.greenhouse.io/anthropic/jobs/5081338008","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/anthropic/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/anthropic/evidence.json","required":true},{"label":"topic_signals_json","url":"https://onlylabs.fyi/topics/hiring/signals.json","required":false},{"label":"data_radar_json","url":null,"required":false}],"expected_output":["one-paragraph source-grounded interpretation","category-specific implication","confidence and missing evidence","recommended next source to inspect"],"prompt_seed":"Using only the linked onlylabs JSON, captured source context, and cited evidence, analyze Anthropic's job signal \"Engineering Manager, API Core\" for frontier lab strategy."},"semantic_triples":[{"subject":"Anthropic","predicate":"opened","object":"role Engineering Manager, API Core","text":"Anthropic opened role Engineering Manager, API Core."},{"subject":"Engineering Manager, API Core","predicate":"is classified as","object":"job signal","text":"Engineering Manager, API Core is classified as job signal."},{"subject":"Engineering Manager, API Core","predicate":"belongs to","object":"hiring desk","text":"Engineering Manager, API Core belongs to hiring desk."},{"subject":"Engineering Manager, API Core","predicate":"has context","object":"San Francisco, CA | New York City, NY","text":"Engineering Manager, API Core has context San Francisco, CA | New York City, NY."},{"subject":"Engineering Manager, API Core","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Engineering Manager, API Core has evidence coverage 1 captured evidence page."},{"subject":"Engineering Manager, API Core","predicate":"has captured page count","object":"1","text":"Engineering Manager, API Core has captured page count 1."},{"subject":"Engineering Manager, API Core","predicate":"has readable page count","object":"1","text":"Engineering Manager, API Core has readable page count 1."},{"subject":"Engineering Manager, API Core","predicate":"has related signal count","object":"6","text":"Engineering Manager, API Core has related signal count 6."},{"subject":"Engineering Manager, API Core","predicate":"has analysis playbook objective","object":"Turn open roles into leading indicators for teams, locations, infrastructure needs, eval work, data demand, and commercialization buildout.","text":"Engineering Manager, API Core has analysis playbook objective Turn open roles into leading indicators for teams, locations, infrastructure needs, eval work, data demand, and commercialization buildout.."},{"subject":"Engineering Manager, API Core","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Engineering Manager, API Core has source host job-boards.greenhouse.io."},{"subject":"Engineering Manager, API Core","predicate":"has lab","object":"Anthropic","text":"Engineering Manager, API Core has lab Anthropic."},{"subject":"Engineering Manager, API Core","predicate":"has signal desk","object":"hiring","text":"Engineering Manager, API Core has signal desk hiring."},{"subject":"Engineering Manager, API Core","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Engineering Manager, API Core has source host job-boards.greenhouse.io."},{"subject":"Engineering Manager, API Core","predicate":"has location","object":"San Francisco, CA | New York City, NY","text":"Engineering Manager, API Core has location San Francisco, CA | New York City, NY."},{"subject":"Engineering Manager, API Core","predicate":"has ats","object":"greenhouse","text":"Engineering Manager, API Core has ats greenhouse."},{"subject":"Engineering Manager, API Core","predicate":"has notability","object":"Routine job opening","text":"Engineering Manager, API Core has notability Routine job opening."},{"subject":"Engineering Manager, API Core","predicate":"has watch term","object":"Infrastructure","text":"Engineering Manager, API Core has watch term Infrastructure."},{"subject":"Engineering Manager, API Core","predicate":"has watch term","object":"Safety and alignment","text":"Engineering Manager, API Core has watch term Safety and alignment."}]},"intelligence":{"signal_desk":"hiring","answer":"Anthropic opened Engineering Manager, API Core (San Francisco, CA | New York City, NY). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location San Francisco, CA | New York City, NY · Routine job opening. onlylabs links this event to 1 captured evidence page and 6 related job signals.","semantic_triples":[{"subject":"Anthropic","predicate":"opened","object":"role Engineering Manager, API Core","text":"Anthropic opened role Engineering Manager, API Core."},{"subject":"Engineering Manager, API Core","predicate":"is classified as","object":"job signal","text":"Engineering Manager, API Core is classified as job signal."},{"subject":"Engineering Manager, API Core","predicate":"belongs to","object":"hiring desk","text":"Engineering Manager, API Core belongs to hiring desk."},{"subject":"Engineering Manager, API Core","predicate":"has context","object":"San Francisco, CA | New York City, NY","text":"Engineering Manager, API Core has context San Francisco, CA | New York City, NY."},{"subject":"Engineering Manager, API Core","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Engineering Manager, API Core has evidence coverage 1 captured evidence page."}]},"signal":{"id":"4dba6398-68c0-4949-889b-f1374c0c8f53","url":"https://onlylabs.fyi/signals/4dba6398-68c0-4949-889b-f1374c0c8f53","json_url":"https://onlylabs.fyi/signals/4dba6398-68c0-4949-889b-f1374c0c8f53/signal.json","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5081338008","title":"Engineering Manager, API Core","summary":"Anthropic opened a hiring signal. onlylabs watches roles as demand indicators for teams, locations, and technical bets.","context":"San Francisco, CA | New York City, NY","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-05-26T14:54:30+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"source","evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://job-boards.greenhouse.io/anthropic/jobs/5081338008"]},"facets":{"location":"San Francisco, CA | New York City, NY","ats":"greenhouse"},"traction":{"github_stars":null,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":null},"primary_evidence_page":{"url":"https://job-boards.greenhouse.io/anthropic/jobs/5081338008","final_url":"https://job-boards.greenhouse.io/anthropic/jobs/5081338008","title":"Engineering Manager, API Core","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-09T02:21:33.565056+00:00","bytes":97129,"raw_path":"e17c2bbe6d8eff480b73078b63e93bd3cb67f367f4c8cfb2ee95e6f4f5b9274d.html","content_hash":"bfe87a897020471f8d9dc56d3d7a28404296330c4d58b4e658f79df74f59d435","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Engineering Manager, API Core at Anthropic Back to jobs Engineering Manager, API Core San Francisco, CA | New York City, NY Apply About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About Anthropic Anthropic's mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About the role Anthropic is seeking an Engineering leader to lead the API Core team within API. API Core owns the hot path of the Claude API —/v1/messages and the request lifecycle that sits in front of every inference call Anthropic serves. As Claude's usage continues to scale, the efficiency, throughput, and reliability of the core API directly determine how much..."},"evidence_pages":[{"url":"https://job-boards.greenhouse.io/anthropic/jobs/5081338008","final_url":"https://job-boards.greenhouse.io/anthropic/jobs/5081338008","title":"Engineering Manager, API Core","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-09T02:21:33.565056+00:00","bytes":97129,"raw_path":"e17c2bbe6d8eff480b73078b63e93bd3cb67f367f4c8cfb2ee95e6f4f5b9274d.html","content_hash":"bfe87a897020471f8d9dc56d3d7a28404296330c4d58b4e658f79df74f59d435","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Engineering Manager, API Core at Anthropic Back to jobs Engineering Manager, API Core San Francisco, CA | New York City, NY Apply About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About Anthropic Anthropic's mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems. About the role Anthropic is seeking an Engineering leader to lead the API Core team within API. API Core owns the hot path of the Claude API —/v1/messages and the request lifecycle that sits in front of every inference call Anthropic serves. As Claude's usage continues to scale, the efficiency, throughput, and reliability of the core API directly determine how much..."}],"related_signals":[{"id":"7545b64a-3699-4461-aa7b-591f0ff8399b","url":"https://onlylabs.fyi/signals/7545b64a-3699-4461-aa7b-591f0ff8399b","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5186852008","title":"Product Support Specialist (Singapore)","context":"Singapore","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T05:01:19+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at"},{"id":"46fed67d-fb9e-4ec4-8fa5-e065cb534ade","url":"https://onlylabs.fyi/signals/46fed67d-fb9e-4ec4-8fa5-e065cb534ade","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5186965008","title":"Product Support Specialist (Singapore - Weekend Coverage)","context":"Singapore","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T05:01:17+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at"},{"id":"22609fbe-e554-4224-8abb-7130c97381bf","url":"https://onlylabs.fyi/signals/22609fbe-e554-4224-8abb-7130c97381bf","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/4979585008","title":"Product Support Specialist","context":"Boston, MA; San Francisco, CA | New York City, NY | Seattle, WA; Washington, DC","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T04:56:33+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at"},{"id":"703f4263-e360-4fec-ae39-d05490a48eca","url":"https://onlylabs.fyi/signals/703f4263-e360-4fec-ae39-d05490a48eca","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5253274008","title":"Enterprise Threat Intelligence Lead, Global Safety, Intelligence & Security ","context":"San Francisco, CA | Seattle, WA | New York City, NY | Washington, DC","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T00:38:05+00:00","first_seen_at":"2026-06-11T07:01:03.928848+00:00","date_source":"greenhouse.updated_at"},{"id":"7828ae51-3421-41fd-961f-9e4cd74e828c","url":"https://onlylabs.fyi/signals/7828ae51-3421-41fd-961f-9e4cd74e828c","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5119468008","title":"Staff Software Engineer, People Products","context":"Remote-Friendly (Travel Required) | San Francisco, CA","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T00:21:00+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at"},{"id":"e42bec4f-48c2-47da-b1ac-84d97f97f0f5","url":"https://onlylabs.fyi/signals/e42bec4f-48c2-47da-b1ac-84d97f97f0f5","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5194529008","title":"Marketing Events Lead, Brand","context":"San Francisco, CA | New York City, NY","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-06-11T00:15:44+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"greenhouse.updated_at"}]}