{"schema_version":"onlylabs.public_signal.v1","title":"Anthropic Job: Research Engineer, Production Model Post-Training","description":"Anthropic job signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/a274826a-1cbd-44b1-a134-73a3793b9888","json_url":"https://onlylabs.fyi/signals/a274826a-1cbd-44b1-a134-73a3793b9888/signal.json","generated_at":"2026-06-11T03:54:58.493434+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/a274826a-1cbd-44b1-a134-73a3793b9888","signal_json":"https://onlylabs.fyi/signals/a274826a-1cbd-44b1-a134-73a3793b9888/signal.json","source":"https://job-boards.greenhouse.io/anthropic/jobs/5112018008","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"},{"key":"product","label":"Product and customer","url":"https://onlylabs.fyi/data-radar/product","json_url":"https://onlylabs.fyi/data-radar/product/signals.json"}]}},"answer_pack":{"answer":"Anthropic opened Research Engineer, Production Model Post-Training (Zürich, CH). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location Zürich, CH · Routine job posting at Anthropic. onlylabs links this event to 1 captured evidence page and 6 related job signals. It also maps to Infrastructure, Product and customer in the data-business radar.","signal_desk":"hiring","source_context":{"source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5112018008","source_host":"job-boards.greenhouse.io","occurred_at":"2026-04-03T16:07:43+00:00","first_seen_at":"2026-06-05T05:42:57.438244+00:00","date_source":"source","context":"Zürich, CH"},"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":"Zürich, CH","source":"signal"},{"label":"ATS","value":"greenhouse","source":"source"},{"label":"Notability","value":"Routine job posting at Anthropic","source":"signal"},{"label":"Radar lane","value":"Infrastructure","source":"radar"},{"label":"Radar lane","value":"Product and customer","source":"radar"},{"label":"Matched term","value":"training","source":"radar"},{"label":"Matched term","value":"product","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/5112018008"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T03:54:58.493434+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"},{"key":"product","label":"Product and customer","url":"https://onlylabs.fyi/data-radar/product","json_url":"https://onlylabs.fyi/data-radar/product/signals.json"}],"matched_terms":["training","product"],"score":27,"reason":"Anthropic has a job signal matching infrastructure, product and customer."},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/a274826a-1cbd-44b1-a134-73a3793b9888/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, Product and customer?","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/a274826a-1cbd-44b1-a134-73a3793b9888/signal.json","required":true},{"label":"source","url":"https://job-boards.greenhouse.io/anthropic/jobs/5112018008","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, Production Model Post-Training\" for frontier lab strategy and data-business implications."},"semantic_triples":[{"subject":"Anthropic","predicate":"opened","object":"role Research Engineer, Production Model Post-Training","text":"Anthropic opened role Research Engineer, Production Model Post-Training."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"is classified as","object":"job signal","text":"Research Engineer, Production Model Post-Training is classified as job signal."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"belongs to","object":"hiring desk","text":"Research Engineer, Production Model Post-Training belongs to hiring desk."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has context","object":"Zürich, CH","text":"Research Engineer, Production Model Post-Training has context Zürich, CH."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Research Engineer, Production Model Post-Training has evidence coverage 1 captured evidence page."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"matches data-business lanes","object":"Infrastructure, Product and customer","text":"Research Engineer, Production Model Post-Training matches data-business lanes Infrastructure, Product and customer."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has captured page count","object":"1","text":"Research Engineer, Production Model Post-Training has captured page count 1."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has readable page count","object":"1","text":"Research Engineer, Production Model Post-Training has readable page count 1."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has related signal count","object":"6","text":"Research Engineer, Production Model Post-Training has related signal count 6."},{"subject":"Research Engineer, Production Model Post-Training","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, Production Model Post-Training 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, Production Model Post-Training","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Research Engineer, Production Model Post-Training has source host job-boards.greenhouse.io."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has lab","object":"Anthropic","text":"Research Engineer, Production Model Post-Training has lab Anthropic."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has signal desk","object":"hiring","text":"Research Engineer, Production Model Post-Training has signal desk hiring."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Research Engineer, Production Model Post-Training has source host job-boards.greenhouse.io."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has location","object":"Zürich, CH","text":"Research Engineer, Production Model Post-Training has location Zürich, CH."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has ats","object":"greenhouse","text":"Research Engineer, Production Model Post-Training has ats greenhouse."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has notability","object":"Routine job posting at Anthropic","text":"Research Engineer, Production Model Post-Training has notability Routine job posting at Anthropic."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has radar lane","object":"Infrastructure","text":"Research Engineer, Production Model Post-Training has radar lane Infrastructure."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has radar lane","object":"Product and customer","text":"Research Engineer, Production Model Post-Training has radar lane Product and customer."}]},"intelligence":{"signal_desk":"hiring","answer":"Anthropic opened Research Engineer, Production Model Post-Training (Zürich, CH). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location Zürich, CH · Routine job posting at Anthropic. onlylabs links this event to 1 captured evidence page and 6 related job signals. It also maps to Infrastructure, Product and customer in the data-business radar.","semantic_triples":[{"subject":"Anthropic","predicate":"opened","object":"role Research Engineer, Production Model Post-Training","text":"Anthropic opened role Research Engineer, Production Model Post-Training."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"is classified as","object":"job signal","text":"Research Engineer, Production Model Post-Training is classified as job signal."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"belongs to","object":"hiring desk","text":"Research Engineer, Production Model Post-Training belongs to hiring desk."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has context","object":"Zürich, CH","text":"Research Engineer, Production Model Post-Training has context Zürich, CH."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Research Engineer, Production Model Post-Training has evidence coverage 1 captured evidence page."},{"subject":"Research Engineer, Production Model Post-Training","predicate":"matches data-business lanes","object":"Infrastructure, Product and customer","text":"Research Engineer, Production Model Post-Training matches data-business lanes Infrastructure, Product and customer."}]},"signal":{"id":"a274826a-1cbd-44b1-a134-73a3793b9888","url":"https://onlylabs.fyi/signals/a274826a-1cbd-44b1-a134-73a3793b9888","json_url":"https://onlylabs.fyi/signals/a274826a-1cbd-44b1-a134-73a3793b9888/signal.json","source_url":"https://job-boards.greenhouse.io/anthropic/jobs/5112018008","title":"Research Engineer, Production Model Post-Training","summary":"Anthropic opened a hiring signal. onlylabs watches roles as demand indicators for teams, locations, and technical bets.","context":"Zürich, CH","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"anthropic","name":"Anthropic","category":"frontier-lab"},"occurred_at":"2026-04-03T16:07:43+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/5112018008"]},"facets":{"location":"Zürich, CH","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"},{"key":"product","label":"Product and customer","url":"https://onlylabs.fyi/data-radar/product"}],"score":27,"matched_terms":["training","product"],"reason":"Anthropic has a job signal matching infrastructure, product and customer."}},"primary_evidence_page":{"url":"https://job-boards.greenhouse.io/anthropic/jobs/5112018008","final_url":"https://job-boards.greenhouse.io/anthropic/jobs/5112018008","title":"Research Engineer, Production Model Post-Training","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-11T03:54:58.493434+00:00","bytes":71401,"raw_path":"e64c10ed1c12ee5f1c9fdb3c0728adb029a5c0e2651e488421d9588b3a786149.html","content_hash":"d13002049aa410c333636d06e3d24d84d0545bf60d1bda4e5475dfa8b1eb89cb","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Research Engineer, Production Model Post-Training at Anthropic Back to jobs Research Engineer, Production Model Post-Training Zürich, CH 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 production models undergo sophisticated post-training processes to enhance their capabilities, alignment, and safety. As a Research Engineer on our Post-Training team, you'll train our base models through the complete post-training stack to deliver the production Claude models that users interact with. You'll work at the intersection of cutting-edge research and production engineering, implementing, scaling, and improving post-training techniques like Constitutional AI, RLHF, and other alignment methodologies. Your work will directly impact the quality, safety, and capabilities of our production models. Note: For this role, we conduct all interviews in Python...."},"evidence_pages":[{"url":"https://job-boards.greenhouse.io/anthropic/jobs/5112018008","final_url":"https://job-boards.greenhouse.io/anthropic/jobs/5112018008","title":"Research Engineer, Production Model Post-Training","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-11T03:54:58.493434+00:00","bytes":71401,"raw_path":"e64c10ed1c12ee5f1c9fdb3c0728adb029a5c0e2651e488421d9588b3a786149.html","content_hash":"d13002049aa410c333636d06e3d24d84d0545bf60d1bda4e5475dfa8b1eb89cb","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Research Engineer, Production Model Post-Training at Anthropic Back to jobs Research Engineer, Production Model Post-Training Zürich, CH 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 production models undergo sophisticated post-training processes to enhance their capabilities, alignment, and safety. As a Research Engineer on our Post-Training team, you'll train our base models through the complete post-training stack to deliver the production Claude models that users interact with. You'll work at the intersection of cutting-edge research and production engineering, implementing, scaling, and improving post-training techniques like Constitutional AI, RLHF, and other alignment methodologies. Your work will directly impact the quality, safety, and capabilities of our production models. Note: For this role, we conduct all interviews in Python...."}],"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"}]}