{"schema_version":"onlylabs.public_signal.v1","title":"Baseten Job: Post-Training Research Scientist","description":"Baseten job signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/0d571194-529e-44da-abc3-81eff62d385b","json_url":"https://onlylabs.fyi/signals/0d571194-529e-44da-abc3-81eff62d385b/signal.json","generated_at":"2026-06-11T04:12:57.264545+00:00","org":{"slug":"baseten","name":"Baseten","category":"neocloud","category_label":"Neocloud","dossier_url":"https://onlylabs.fyi/labs/baseten","dossier_json_url":"https://onlylabs.fyi/labs/baseten/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/0d571194-529e-44da-abc3-81eff62d385b","signal_json":"https://onlylabs.fyi/signals/0d571194-529e-44da-abc3-81eff62d385b/signal.json","source":"https://jobs.ashbyhq.com/baseten/7c9d2bb0-ac03-4a3c-86c3-cf720cd314e8","lab_dossier":"https://onlylabs.fyi/labs/baseten","lab_dossier_json":"https://onlylabs.fyi/labs/baseten/dossier.json","analysis":"https://onlylabs.fyi/analysis/baseten","analysis_json":"https://onlylabs.fyi/analysis/baseten/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/baseten/evidence.json","category":"https://onlylabs.fyi/neoclouds","category_json":"https://onlylabs.fyi/neoclouds.json","category_feed":"https://onlylabs.fyi/neoclouds/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json?category=neocloud","topic":"https://onlylabs.fyi/topics/hiring","topic_signals_json":"https://onlylabs.fyi/topics/hiring/signals.json?category=neocloud","topic_feed":"https://onlylabs.fyi/topics/hiring/feed.xml?category=neocloud","data_business":null},"answer_pack":{"answer":"Baseten opened Post-Training Research Scientist (San Francisco). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: team Post-Training · location San Francisco · Routine job posting, not notable. onlylabs links this event to 1 captured evidence page and 6 related job signals.","signal_desk":"hiring","source_context":{"source_url":"https://jobs.ashbyhq.com/baseten/7c9d2bb0-ac03-4a3c-86c3-cf720cd314e8","source_host":"jobs.ashbyhq.com","occurred_at":"2026-03-17T16:55:37.691+00:00","first_seen_at":"2026-06-05T22:32:09.249223+00:00","date_source":"ashby.publishedAt","context":"San Francisco"},"context_markers":[{"label":"Lab","value":"Baseten","source":"signal"},{"label":"Signal desk","value":"hiring","source":"signal"},{"label":"Source host","value":"jobs.ashbyhq.com","source":"source"},{"label":"Team","value":"Post-Training","source":"signal"},{"label":"Location","value":"San Francisco","source":"signal"},{"label":"ATS","value":"ashby","source":"source"},{"label":"Notability","value":"Routine job posting, not notable","source":"signal"},{"label":"Watch term","value":"Infrastructure","source":"evidence"},{"label":"Watch term","value":"Safety and alignment","source":"evidence"},{"label":"Watch term","value":"Agents and tool use","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://jobs.ashbyhq.com/baseten/7c9d2bb0-ac03-4a3c-86c3-cf720cd314e8"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T04:12:57.264545+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/0d571194-529e-44da-abc3-81eff62d385b/signal.json","dossier_json":"https://onlylabs.fyi/labs/baseten/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/baseten/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/baseten/evidence.json","topic_signals_json":"https://onlylabs.fyi/topics/hiring/signals.json?category=neocloud","topic_feed":"https://onlylabs.fyi/topics/hiring/feed.xml?category=neocloud","category_signals_json":"https://onlylabs.fyi/signals.json?category=neocloud","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","evidence_url"],"data_business_relevance":"Data-business lane extraction is scoped to frontier labs; for this category, keep conclusions tied to category-specific strategy, source evidence, and follow-up questions.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/0d571194-529e-44da-abc3-81eff62d385b/signal.json","required":true},{"label":"source","url":"https://jobs.ashbyhq.com/baseten/7c9d2bb0-ac03-4a3c-86c3-cf720cd314e8","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/baseten/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/baseten/evidence.json","required":true},{"label":"topic_signals_json","url":"https://onlylabs.fyi/topics/hiring/signals.json?category=neocloud","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 Baseten's job signal \"Post-Training Research Scientist\" for neocloud strategy."},"semantic_triples":[{"subject":"Baseten","predicate":"opened","object":"role Post-Training Research Scientist","text":"Baseten opened role Post-Training Research Scientist."},{"subject":"Post-Training Research Scientist","predicate":"is classified as","object":"job signal","text":"Post-Training Research Scientist is classified as job signal."},{"subject":"Post-Training Research Scientist","predicate":"belongs to","object":"hiring desk","text":"Post-Training Research Scientist belongs to hiring desk."},{"subject":"Post-Training Research Scientist","predicate":"has context","object":"San Francisco","text":"Post-Training Research Scientist has context San Francisco."},{"subject":"Post-Training Research Scientist","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Post-Training Research Scientist has evidence coverage 1 captured evidence page."},{"subject":"Post-Training Research Scientist","predicate":"has captured page count","object":"1","text":"Post-Training Research Scientist has captured page count 1."},{"subject":"Post-Training Research Scientist","predicate":"has readable page count","object":"1","text":"Post-Training Research Scientist has readable page count 1."},{"subject":"Post-Training Research Scientist","predicate":"has related signal count","object":"6","text":"Post-Training Research Scientist has related signal count 6."},{"subject":"Post-Training Research Scientist","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":"Post-Training Research Scientist has analysis playbook objective Turn open roles into leading indicators for teams, locations, infrastructure needs, eval work, data demand, and commercialization buildout.."},{"subject":"Post-Training Research Scientist","predicate":"has source host","object":"jobs.ashbyhq.com","text":"Post-Training Research Scientist has source host jobs.ashbyhq.com."},{"subject":"Post-Training Research Scientist","predicate":"has lab","object":"Baseten","text":"Post-Training Research Scientist has lab Baseten."},{"subject":"Post-Training Research Scientist","predicate":"has signal desk","object":"hiring","text":"Post-Training Research Scientist has signal desk hiring."},{"subject":"Post-Training Research Scientist","predicate":"has source host","object":"jobs.ashbyhq.com","text":"Post-Training Research Scientist has source host jobs.ashbyhq.com."},{"subject":"Post-Training Research Scientist","predicate":"has team","object":"Post-Training","text":"Post-Training Research Scientist has team Post-Training."},{"subject":"Post-Training Research Scientist","predicate":"has location","object":"San Francisco","text":"Post-Training Research Scientist has location San Francisco."},{"subject":"Post-Training Research Scientist","predicate":"has ats","object":"ashby","text":"Post-Training Research Scientist has ats ashby."},{"subject":"Post-Training Research Scientist","predicate":"has notability","object":"Routine job posting, not notable","text":"Post-Training Research Scientist has notability Routine job posting, not notable."},{"subject":"Post-Training Research Scientist","predicate":"has watch term","object":"Infrastructure","text":"Post-Training Research Scientist has watch term Infrastructure."}]},"intelligence":{"signal_desk":"hiring","answer":"Baseten opened Post-Training Research Scientist (San Francisco). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: team Post-Training · location San Francisco · Routine job posting, not notable. onlylabs links this event to 1 captured evidence page and 6 related job signals.","semantic_triples":[{"subject":"Baseten","predicate":"opened","object":"role Post-Training Research Scientist","text":"Baseten opened role Post-Training Research Scientist."},{"subject":"Post-Training Research Scientist","predicate":"is classified as","object":"job signal","text":"Post-Training Research Scientist is classified as job signal."},{"subject":"Post-Training Research Scientist","predicate":"belongs to","object":"hiring desk","text":"Post-Training Research Scientist belongs to hiring desk."},{"subject":"Post-Training Research Scientist","predicate":"has context","object":"San Francisco","text":"Post-Training Research Scientist has context San Francisco."},{"subject":"Post-Training Research Scientist","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Post-Training Research Scientist has evidence coverage 1 captured evidence page."}]},"signal":{"id":"0d571194-529e-44da-abc3-81eff62d385b","url":"https://onlylabs.fyi/signals/0d571194-529e-44da-abc3-81eff62d385b","json_url":"https://onlylabs.fyi/signals/0d571194-529e-44da-abc3-81eff62d385b/signal.json","source_url":"https://jobs.ashbyhq.com/baseten/7c9d2bb0-ac03-4a3c-86c3-cf720cd314e8","title":"Post-Training Research Scientist","summary":"Baseten opened a hiring signal. onlylabs watches roles as demand indicators for teams, locations, and technical bets.","context":"San Francisco","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"baseten","name":"Baseten","category":"neocloud"},"occurred_at":"2026-03-17T16:55:37.691+00:00","first_seen_at":"2026-06-05T22:32:09.249223+00:00","date_source":"ashby.publishedAt","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://jobs.ashbyhq.com/baseten/7c9d2bb0-ac03-4a3c-86c3-cf720cd314e8"]},"facets":{"location":"San Francisco","team":"Post-Training","ats":"ashby"},"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://jobs.ashbyhq.com/baseten/7c9d2bb0-ac03-4a3c-86c3-cf720cd314e8","final_url":"https://jobs.ashbyhq.com/baseten/7c9d2bb0-ac03-4a3c-86c3-cf720cd314e8","title":"Post-Training Research Scientist","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T04:12:57.264545+00:00","bytes":16376,"raw_path":"3942018957be1a3051d7a101e34d4842064150271b38990d9d4fde770aec3240.json","content_hash":"93760a38db389bdac2cb76ed3fa0904db4a94ccd077eb01799d1175f2a3f6221","excerpt_chars":1200,"truncated":true,"excerpt":"Post-Training Research Scientist Team: Post-Training Location: San Francisco Employment type: FullTime Workplace type: Hybrid Remote: yes Published: 2026-03-17T16:55:37.691+00:00 ABOUT BASETEN Baseten powers mission-critical inference for the world's most dynamic AI companies, like Cursor, Notion, OpenEvidence, Abridge, Clay, Gamma and Writer. By uniting applied AI research, flexible infrastructure, and seamless developer tooling, we enable companies operating at the frontier of AI to bring cutting-edge models into production. We're growing quickly and recently raised our $300M Series E https://www.baseten.co/blog/announcing-baseten-s-300m-series-e/, backed by investors including BOND, IVP, Spark Capital, Greylock, and Conviction. Join us and help build the platform engineers turn to to ship AI products. THE ROLE This role sits at the frontier of our research agenda. You will pursue open problems at the intersection of post-training methodology and performant inference, and then collaborate with research engineering to translate findings into production systems. A meaningful portion of your time will be dedicated to research that deepens our understanding of how models learn,..."},"evidence_pages":[{"url":"https://jobs.ashbyhq.com/baseten/7c9d2bb0-ac03-4a3c-86c3-cf720cd314e8","final_url":"https://jobs.ashbyhq.com/baseten/7c9d2bb0-ac03-4a3c-86c3-cf720cd314e8","title":"Post-Training Research Scientist","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T04:12:57.264545+00:00","bytes":16376,"raw_path":"3942018957be1a3051d7a101e34d4842064150271b38990d9d4fde770aec3240.json","content_hash":"93760a38db389bdac2cb76ed3fa0904db4a94ccd077eb01799d1175f2a3f6221","excerpt_chars":1200,"truncated":true,"excerpt":"Post-Training Research Scientist Team: Post-Training Location: San Francisco Employment type: FullTime Workplace type: Hybrid Remote: yes Published: 2026-03-17T16:55:37.691+00:00 ABOUT BASETEN Baseten powers mission-critical inference for the world's most dynamic AI companies, like Cursor, Notion, OpenEvidence, Abridge, Clay, Gamma and Writer. By uniting applied AI research, flexible infrastructure, and seamless developer tooling, we enable companies operating at the frontier of AI to bring cutting-edge models into production. We're growing quickly and recently raised our $300M Series E https://www.baseten.co/blog/announcing-baseten-s-300m-series-e/, backed by investors including BOND, IVP, Spark Capital, Greylock, and Conviction. Join us and help build the platform engineers turn to to ship AI products. THE ROLE This role sits at the frontier of our research agenda. You will pursue open problems at the intersection of post-training methodology and performant inference, and then collaborate with research engineering to translate findings into production systems. A meaningful portion of your time will be dedicated to research that deepens our understanding of how models learn,..."}],"related_signals":[{"id":"9fdd79ab-e89f-4aee-94e6-cd1cabd7542b","url":"https://onlylabs.fyi/signals/9fdd79ab-e89f-4aee-94e6-cd1cabd7542b","source_url":"https://jobs.ashbyhq.com/baseten/2d78fdcf-53e1-45d3-a047-2aefb5ad3153","title":"Product Manager, Developer Experience","context":"San Francisco","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"baseten","name":"Baseten","category":"neocloud"},"occurred_at":"2026-06-10T20:43:54.991+00:00","first_seen_at":"2026-06-11T07:00:49.949121+00:00","date_source":"ashby.publishedAt"},{"id":"9309facb-aea2-4492-bd58-9f4cec23c926","url":"https://onlylabs.fyi/signals/9309facb-aea2-4492-bd58-9f4cec23c926","source_url":"https://jobs.ashbyhq.com/baseten/7d9d5a1f-3834-434e-b22f-4bd62317be3c","title":"Technical Program Manager, Infrastructure","context":"San Francisco","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"baseten","name":"Baseten","category":"neocloud"},"occurred_at":"2026-06-10T01:04:24.882+00:00","first_seen_at":"2026-06-10T07:01:01.428266+00:00","date_source":"ashby.publishedAt"},{"id":"456a26b8-1d15-4aa8-8ef9-5509ab3feac8","url":"https://onlylabs.fyi/signals/456a26b8-1d15-4aa8-8ef9-5509ab3feac8","source_url":"https://jobs.ashbyhq.com/baseten/0870ed34-7365-4b9f-a50a-481783b8c266","title":"Engineering Manager, Cloud Platform","context":"San Francisco","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"baseten","name":"Baseten","category":"neocloud"},"occurred_at":"2026-06-09T18:23:27.319+00:00","first_seen_at":"2026-06-10T07:01:01.428266+00:00","date_source":"ashby.publishedAt"},{"id":"66e5e498-c460-4c04-b4fa-6cd9bab21eda","url":"https://onlylabs.fyi/signals/66e5e498-c460-4c04-b4fa-6cd9bab21eda","source_url":"https://jobs.ashbyhq.com/baseten/1e721b74-58b9-4b03-ac0f-4b1e5c32342e","title":"Engineering Manager, Internal Platform","context":"San Francisco","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"baseten","name":"Baseten","category":"neocloud"},"occurred_at":"2026-06-09T18:12:27.736+00:00","first_seen_at":"2026-06-10T07:01:01.428266+00:00","date_source":"ashby.publishedAt"},{"id":"bdf68b9a-56a7-427a-9d90-5401af51c02b","url":"https://onlylabs.fyi/signals/bdf68b9a-56a7-427a-9d90-5401af51c02b","source_url":"https://jobs.ashbyhq.com/baseten/aae72bd3-6f75-4238-9741-95fec11facb9","title":"Engineering Manager, Runtime Fabric","context":"San Francisco","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"baseten","name":"Baseten","category":"neocloud"},"occurred_at":"2026-06-09T18:02:59.642+00:00","first_seen_at":"2026-06-10T07:01:01.428266+00:00","date_source":"ashby.publishedAt"},{"id":"ad886de5-9ed0-420b-8fd8-5266d3eff536","url":"https://onlylabs.fyi/signals/ad886de5-9ed0-420b-8fd8-5266d3eff536","source_url":"https://jobs.ashbyhq.com/baseten/71a011b6-0f17-4c0a-b0ba-38deffce1adb","title":"Strategic Finance Associate / Sr. Associate","context":"San Francisco","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"baseten","name":"Baseten","category":"neocloud"},"occurred_at":"2026-06-08T18:26:02.827+00:00","first_seen_at":"2026-06-09T07:00:38.127008+00:00","date_source":"ashby.publishedAt"}]}