{"schema_version":"onlylabs.public_signal.v1","title":"Anthropic Job: Research Engineer, Pretraining Scaling","description":"Anthropic job signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/ed8927c8-edc8-4b2e-ad91-c2987ae30762","json_url":"https://onlylabs.fyi/signals/ed8927c8-edc8-4b2e-ad91-c2987ae30762/signal.json","generated_at":"2026-06-11T03:55:02.953443+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/ed8927c8-edc8-4b2e-ad91-c2987ae30762","signal_json":"https://onlylabs.fyi/signals/ed8927c8-edc8-4b2e-ad91-c2987ae30762/signal.json","source":"https://job-boards.greenhouse.io/anthropic/jobs/4938432008","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":{"radar":"https://onlylabs.fyi/data-radar","radar_json":"https://onlylabs.fyi/data-radar.json","opportunities":"https://onlylabs.fyi/opportunities","opportunities_json":"https://onlylabs.fyi/opportunities.json","lanes":[{"key":"infrastructure","label":"Infrastructure","url":"https://onlylabs.fyi/data-radar/infrastructure","json_url":"https://onlylabs.fyi/data-radar/infrastructure/signals.json"}]}},"answer_pack":{"answer":"Anthropic opened Research Engineer, Pretraining Scaling (San Francisco, CA). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location San Francisco, CA · Routine job opening at top AI lab. onlylabs links this event to 1 captured evidence page and 6 related job signals. It also maps to Infrastructure in the data-business radar.","signal_desk":"hiring","source_context":{"source_url":"https://job-boards.greenhouse.io/anthropic/jobs/4938432008","source_host":"job-boards.greenhouse.io","occurred_at":"2026-04-01T14:49:08+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"source","context":"San Francisco, CA"},"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","source":"signal"},{"label":"ATS","value":"greenhouse","source":"source"},{"label":"Notability","value":"Routine job opening at top AI lab","source":"signal"},{"label":"Radar lane","value":"Infrastructure","source":"radar"},{"label":"Matched term","value":"training","source":"radar"},{"label":"Matched term","value":"scaling","source":"radar"},{"label":"Watch term","value":"Eval methodology","source":"evidence"},{"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/4938432008"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T03:55:02.953443+00:00"},"data_business":{"matches":true,"lanes":[{"key":"infrastructure","label":"Infrastructure","url":"https://onlylabs.fyi/data-radar/infrastructure","json_url":"https://onlylabs.fyi/data-radar/infrastructure/signals.json"}],"matched_terms":["training","scaling"],"score":17,"reason":"Anthropic has a job signal matching infrastructure."},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/ed8927c8-edc8-4b2e-ad91-c2987ae30762/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":"https://onlylabs.fyi/data-radar.json","opportunities_json":"https://onlylabs.fyi/opportunities.json"},"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?","Which data-business lane explains this signal: Infrastructure?","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/ed8927c8-edc8-4b2e-ad91-c2987ae30762/signal.json","required":true},{"label":"source","url":"https://job-boards.greenhouse.io/anthropic/jobs/4938432008","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":"https://onlylabs.fyi/data-radar.json","required":true}],"expected_output":["one-paragraph source-grounded interpretation","data-business 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 \"Research Engineer, Pretraining Scaling\" for frontier lab strategy and data-business implications."},"semantic_triples":[{"subject":"Anthropic","predicate":"opened","object":"role Research Engineer, Pretraining Scaling","text":"Anthropic opened role Research Engineer, Pretraining Scaling."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"is classified as","object":"job signal","text":"Research Engineer, Pretraining Scaling is classified as job signal."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"belongs to","object":"hiring desk","text":"Research Engineer, Pretraining Scaling belongs to hiring desk."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has context","object":"San Francisco, CA","text":"Research Engineer, Pretraining Scaling has context San Francisco, CA."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Research Engineer, Pretraining Scaling has evidence coverage 1 captured evidence page."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"matches data-business lanes","object":"Infrastructure","text":"Research Engineer, Pretraining Scaling matches data-business lanes Infrastructure."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has captured page count","object":"1","text":"Research Engineer, Pretraining Scaling has captured page count 1."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has readable page count","object":"1","text":"Research Engineer, Pretraining Scaling has readable page count 1."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has related signal count","object":"6","text":"Research Engineer, Pretraining Scaling has related signal count 6."},{"subject":"Research Engineer, Pretraining Scaling","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":"Research Engineer, Pretraining Scaling has analysis playbook objective Turn open roles into leading indicators for teams, locations, infrastructure needs, eval work, data demand, and commercialization buildout.."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Research Engineer, Pretraining Scaling has source host job-boards.greenhouse.io."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has lab","object":"Anthropic","text":"Research Engineer, Pretraining Scaling has lab Anthropic."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has signal desk","object":"hiring","text":"Research Engineer, Pretraining Scaling has signal desk hiring."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Research Engineer, Pretraining Scaling has source host job-boards.greenhouse.io."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has location","object":"San Francisco, CA","text":"Research Engineer, Pretraining Scaling has location San Francisco, CA."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has ats","object":"greenhouse","text":"Research Engineer, Pretraining Scaling has ats greenhouse."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has notability","object":"Routine job opening at top AI lab","text":"Research Engineer, Pretraining Scaling has notability Routine job opening at top AI lab."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has radar lane","object":"Infrastructure","text":"Research Engineer, Pretraining Scaling has radar lane Infrastructure."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has matched term","object":"training","text":"Research Engineer, Pretraining Scaling has matched term training."}]},"intelligence":{"signal_desk":"hiring","answer":"Anthropic opened Research Engineer, Pretraining Scaling (San Francisco, CA). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location San Francisco, CA · Routine job opening at top AI lab. onlylabs links this event to 1 captured evidence page and 6 related job signals. It also maps to Infrastructure in the data-business radar.","semantic_triples":[{"subject":"Anthropic","predicate":"opened","object":"role Research Engineer, Pretraining Scaling","text":"Anthropic opened role Research Engineer, Pretraining Scaling."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"is classified as","object":"job signal","text":"Research Engineer, Pretraining Scaling is classified as job signal."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"belongs to","object":"hiring desk","text":"Research Engineer, Pretraining Scaling belongs to hiring desk."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has context","object":"San Francisco, CA","text":"Research Engineer, Pretraining Scaling has context San Francisco, CA."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Research Engineer, Pretraining Scaling has evidence coverage 1 captured evidence page."},{"subject":"Research Engineer, Pretraining Scaling","predicate":"matches data-business lanes","object":"Infrastructure","text":"Research Engineer, Pretraining Scaling matches data-business lanes Infrastructure."}]},"signal":{"id":"ed8927c8-edc8-4b2e-ad91-c2987ae30762","url":"https://onlylabs.fyi/signals/ed8927c8-edc8-4b2e-ad91-c2987ae30762","json_url":"https://onlylabs.fyi/signals/ed8927c8-edc8-4b2e-ad91-c2987ae30762/signal.json","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/4938432008","title":"Research Engineer, Pretraining Scaling","summary":"Anthropic opened a hiring signal. onlylabs watches roles as demand indicators for teams, locations, and technical bets.","context":"San Francisco, CA","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-04-01T14:49:08+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/4938432008"]},"facets":{"location":"San Francisco, CA","ats":"greenhouse"},"traction":{"github_stars":null,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":{"lanes":[{"key":"infrastructure","label":"Infrastructure","url":"https://onlylabs.fyi/data-radar/infrastructure"}],"score":17,"matched_terms":["training","scaling"],"reason":"Anthropic has a job signal matching infrastructure."}},"primary_evidence_page":{"url":"https://job-boards.greenhouse.io/anthropic/jobs/4938432008","final_url":"https://job-boards.greenhouse.io/anthropic/jobs/4938432008","title":"Research Engineer, Pretraining Scaling","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-11T03:55:02.953443+00:00","bytes":99303,"raw_path":"3567aa06fb80c3c24e9e2367cb9024f07efedce271a8ce9f4c274201bad39b74.html","content_hash":"532f4a013bdd31f152327bf087846845de202d965033b4eea2eb08ddac96399f","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Research Engineer, Pretraining Scaling at Anthropic Back to jobs Research Engineer, Pretraining Scaling San Francisco, CA 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 the Role: Anthropic's ML Performance and Scaling team trains our production pretrained models, work that directly shapes the company's future and our mission to build safe, beneficial AI systems. As a Research Engineer on this team, you'll ensure our frontier models train reliably, efficiently, and at scale. This is demanding, high-impact work that requires both deep technical expertise and a genuine passion for the craft of large-scale ML systems. This role lives at the boundary between research and engineering. You'll work across our entire production training stack: performance optimization, hardware debugging, experimental design, and launch coordination. During launches, the team works in..."},"evidence_pages":[{"url":"https://job-boards.greenhouse.io/anthropic/jobs/4938432008","final_url":"https://job-boards.greenhouse.io/anthropic/jobs/4938432008","title":"Research Engineer, Pretraining Scaling","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-11T03:55:02.953443+00:00","bytes":99303,"raw_path":"3567aa06fb80c3c24e9e2367cb9024f07efedce271a8ce9f4c274201bad39b74.html","content_hash":"532f4a013bdd31f152327bf087846845de202d965033b4eea2eb08ddac96399f","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Research Engineer, Pretraining Scaling at Anthropic Back to jobs Research Engineer, Pretraining Scaling San Francisco, CA 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 the Role: Anthropic's ML Performance and Scaling team trains our production pretrained models, work that directly shapes the company's future and our mission to build safe, beneficial AI systems. As a Research Engineer on this team, you'll ensure our frontier models train reliably, efficiently, and at scale. This is demanding, high-impact work that requires both deep technical expertise and a genuine passion for the craft of large-scale ML systems. This role lives at the boundary between research and engineering. You'll work across our entire production training stack: performance optimization, hardware debugging, experimental design, and launch coordination. During launches, the team works in..."}],"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"}]}