{"schema_version":"onlylabs.public_signal.v1","title":"Lightning AI Job: Research Engineer","description":"Lightning AI job signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/88da12a8-1070-4a5a-b931-d71e857ad4ce","json_url":"https://onlylabs.fyi/signals/88da12a8-1070-4a5a-b931-d71e857ad4ce/signal.json","generated_at":"2026-06-11T04:11:30.358742+00:00","org":{"slug":"lightning-ai","name":"Lightning AI","category":"neocloud","category_label":"Neocloud","dossier_url":"https://onlylabs.fyi/labs/lightning-ai","dossier_json_url":"https://onlylabs.fyi/labs/lightning-ai/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/88da12a8-1070-4a5a-b931-d71e857ad4ce","signal_json":"https://onlylabs.fyi/signals/88da12a8-1070-4a5a-b931-d71e857ad4ce/signal.json","source":"https://job-boards.greenhouse.io/lightningai/jobs/6045023003","lab_dossier":"https://onlylabs.fyi/labs/lightning-ai","lab_dossier_json":"https://onlylabs.fyi/labs/lightning-ai/dossier.json","analysis":"https://onlylabs.fyi/analysis/lightning-ai","analysis_json":"https://onlylabs.fyi/analysis/lightning-ai/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/lightning-ai/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":"Lightning AI opened Research Engineer (London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States · 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/lightningai/jobs/6045023003","source_host":"job-boards.greenhouse.io","occurred_at":"2026-05-27T16:29:32+00:00","first_seen_at":"2026-06-05T22:32:14.438038+00:00","date_source":"greenhouse.updated_at","context":"London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States"},"context_markers":[{"label":"Lab","value":"Lightning AI","source":"signal"},{"label":"Signal desk","value":"hiring","source":"signal"},{"label":"Source host","value":"job-boards.greenhouse.io","source":"source"},{"label":"Location","value":"London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States;...","source":"signal"},{"label":"ATS","value":"greenhouse","source":"source"},{"label":"Notability","value":"Routine job opening.","source":"signal"},{"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/lightningai/jobs/6045023003"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T04:11:30.358742+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/88da12a8-1070-4a5a-b931-d71e857ad4ce/signal.json","dossier_json":"https://onlylabs.fyi/labs/lightning-ai/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/lightning-ai/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/lightning-ai/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/88da12a8-1070-4a5a-b931-d71e857ad4ce/signal.json","required":true},{"label":"source","url":"https://job-boards.greenhouse.io/lightningai/jobs/6045023003","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/lightning-ai/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/lightning-ai/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 Lightning AI's job signal \"Research Engineer\" for neocloud strategy."},"semantic_triples":[{"subject":"Lightning AI","predicate":"opened","object":"role Research Engineer","text":"Lightning AI opened role Research Engineer."},{"subject":"Research Engineer","predicate":"is classified as","object":"job signal","text":"Research Engineer is classified as job signal."},{"subject":"Research Engineer","predicate":"belongs to","object":"hiring desk","text":"Research Engineer belongs to hiring desk."},{"subject":"Research Engineer","predicate":"has context","object":"London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States","text":"Research Engineer has context London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States."},{"subject":"Research Engineer","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Research Engineer has evidence coverage 1 captured evidence page."},{"subject":"Research Engineer","predicate":"has captured page count","object":"1","text":"Research Engineer has captured page count 1."},{"subject":"Research Engineer","predicate":"has readable page count","object":"1","text":"Research Engineer has readable page count 1."},{"subject":"Research Engineer","predicate":"has related signal count","object":"6","text":"Research Engineer has related signal count 6."},{"subject":"Research Engineer","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 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","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Research Engineer has source host job-boards.greenhouse.io."},{"subject":"Research Engineer","predicate":"has lab","object":"Lightning AI","text":"Research Engineer has lab Lightning AI."},{"subject":"Research Engineer","predicate":"has signal desk","object":"hiring","text":"Research Engineer has signal desk hiring."},{"subject":"Research Engineer","predicate":"has source host","object":"job-boards.greenhouse.io","text":"Research Engineer has source host job-boards.greenhouse.io."},{"subject":"Research Engineer","predicate":"has location","object":"London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States;...","text":"Research Engineer has location London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States;...."},{"subject":"Research Engineer","predicate":"has ats","object":"greenhouse","text":"Research Engineer has ats greenhouse."},{"subject":"Research Engineer","predicate":"has notability","object":"Routine job opening.","text":"Research Engineer has notability Routine job opening.."},{"subject":"Research Engineer","predicate":"has watch term","object":"Eval methodology","text":"Research Engineer has watch term Eval methodology."},{"subject":"Research Engineer","predicate":"has watch term","object":"Infrastructure","text":"Research Engineer has watch term Infrastructure."}]},"intelligence":{"signal_desk":"hiring","answer":"Lightning AI opened Research Engineer (London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States). This hiring signal is demand evidence for teams, locations, and technical bets being staffed. High-signal details: location London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States · Routine job opening.. onlylabs links this event to 1 captured evidence page and 6 related job signals.","semantic_triples":[{"subject":"Lightning AI","predicate":"opened","object":"role Research Engineer","text":"Lightning AI opened role Research Engineer."},{"subject":"Research Engineer","predicate":"is classified as","object":"job signal","text":"Research Engineer is classified as job signal."},{"subject":"Research Engineer","predicate":"belongs to","object":"hiring desk","text":"Research Engineer belongs to hiring desk."},{"subject":"Research Engineer","predicate":"has context","object":"London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States","text":"Research Engineer has context London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States."},{"subject":"Research Engineer","predicate":"has evidence coverage","object":"1 captured evidence page","text":"Research Engineer has evidence coverage 1 captured evidence page."}]},"signal":{"id":"88da12a8-1070-4a5a-b931-d71e857ad4ce","url":"https://onlylabs.fyi/signals/88da12a8-1070-4a5a-b931-d71e857ad4ce","json_url":"https://onlylabs.fyi/signals/88da12a8-1070-4a5a-b931-d71e857ad4ce/signal.json","source_url":"https://job-boards.greenhouse.io/lightningai/jobs/6045023003","title":"Research Engineer","summary":"Lightning AI opened a hiring signal. onlylabs watches roles as demand indicators for teams, locations, and technical bets.","context":"London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"lightning-ai","name":"Lightning AI","category":"neocloud"},"occurred_at":"2026-05-27T16:29:32+00:00","first_seen_at":"2026-06-05T22:32:14.438038+00:00","date_source":"greenhouse.updated_at","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/lightningai/jobs/6045023003"]},"facets":{"location":"London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States","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/lightningai/jobs/6045023003","final_url":"https://job-boards.greenhouse.io/lightningai/jobs/6045023003","title":"Research Engineer","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-11T04:11:30.358742+00:00","bytes":91139,"raw_path":"9dbf419ccc898c6b8bf2028b7eefc610dc7648f34289f8f1322d85ea5e87f5d8.html","content_hash":"94d7746362a048438de0ac35ce3e632cac329a97dd5d9646cb6ef306da64db5b","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Research Engineer at Lightning AI Back to jobs Research Engineer London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States Apply Who We Are Lightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end-to-end platform for developing, training, and deploying AI systems—designed to take ideas from research to production with less friction. Through our merger with Voltage Park, a neocloud and AI Factory, Lightning AI combines developer-first software with cost-efficient, large-scale compute. Teams get the tools they need for experimentation, training, and production inference, with security, observability, and control built in. We serve solo researchers, startups, and large enterprises. Lightning AI operates globally with offices in New York City, San Francisco, Seattle, and London, and is backed by Coatue, Index Ventures, Bain Capital Ventures, and Firstminute. What We're Looking For We are seeking a highly skilled Research Engineer to help optimize training and inference workloads running on Lightning AI infrastructure. This role sits at the..."},"evidence_pages":[{"url":"https://job-boards.greenhouse.io/lightningai/jobs/6045023003","final_url":"https://job-boards.greenhouse.io/lightningai/jobs/6045023003","title":"Research Engineer","http_status":200,"content_type":"text/html; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-11T04:11:30.358742+00:00","bytes":91139,"raw_path":"9dbf419ccc898c6b8bf2028b7eefc610dc7648f34289f8f1322d85ea5e87f5d8.html","content_hash":"94d7746362a048438de0ac35ce3e632cac329a97dd5d9646cb6ef306da64db5b","excerpt_chars":1200,"truncated":true,"excerpt":"Job Application for Research Engineer at Lightning AI Back to jobs Research Engineer London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States Apply Who We Are Lightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end-to-end platform for developing, training, and deploying AI systems—designed to take ideas from research to production with less friction. Through our merger with Voltage Park, a neocloud and AI Factory, Lightning AI combines developer-first software with cost-efficient, large-scale compute. Teams get the tools they need for experimentation, training, and production inference, with security, observability, and control built in. We serve solo researchers, startups, and large enterprises. Lightning AI operates globally with offices in New York City, San Francisco, Seattle, and London, and is backed by Coatue, Index Ventures, Bain Capital Ventures, and Firstminute. What We're Looking For We are seeking a highly skilled Research Engineer to help optimize training and inference workloads running on Lightning AI infrastructure. This role sits at the..."}],"related_signals":[{"id":"87e6a371-e320-42ab-a16a-e02ea728c439","url":"https://onlylabs.fyi/signals/87e6a371-e320-42ab-a16a-e02ea728c439","source_url":"https://job-boards.greenhouse.io/lightningai/jobs/5868155003","title":"Machine Learning Solutions Engineer (ML + Infrastructure Focus)","context":"New York, New York, United States; San Francisco, California, United States; Seattle, Washington, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"lightning-ai","name":"Lightning AI","category":"neocloud"},"occurred_at":"2026-06-08T22:17:12+00:00","first_seen_at":"2026-06-05T22:32:14.438038+00:00","date_source":"greenhouse.updated_at"},{"id":"869aced8-8353-449f-b86e-8fd41058d6ad","url":"https://onlylabs.fyi/signals/869aced8-8353-449f-b86e-8fd41058d6ad","source_url":"https://job-boards.greenhouse.io/lightningai/jobs/7746583003","title":"Platform Support Engineer (US)","context":"San Francisco, California, United States; Seattle, Washington, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"lightning-ai","name":"Lightning AI","category":"neocloud"},"occurred_at":"2026-06-05T19:19:25+00:00","first_seen_at":"2026-06-05T22:32:14.438038+00:00","date_source":"greenhouse.updated_at"},{"id":"b5e94bc7-46ff-4745-b7dc-1171b305611d","url":"https://onlylabs.fyi/signals/b5e94bc7-46ff-4745-b7dc-1171b305611d","source_url":"https://job-boards.greenhouse.io/lightningai/jobs/7763516003","title":"Senior Network Engineer","context":"Remote","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"lightning-ai","name":"Lightning AI","category":"neocloud"},"occurred_at":"2026-06-04T15:49:07+00:00","first_seen_at":"2026-06-05T22:32:14.438038+00:00","date_source":"greenhouse.updated_at"},{"id":"35f536ca-c532-485d-bff0-2585f65904cd","url":"https://onlylabs.fyi/signals/35f536ca-c532-485d-bff0-2585f65904cd","source_url":"https://job-boards.greenhouse.io/lightningai/jobs/7747839003","title":"Senior Technical Recruiter","context":"San Francisco, California, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"lightning-ai","name":"Lightning AI","category":"neocloud"},"occurred_at":"2026-06-03T14:00:11+00:00","first_seen_at":"2026-06-05T22:32:14.438038+00:00","date_source":"greenhouse.updated_at"},{"id":"c6794837-b01c-4907-895b-4ec4f7e79b6c","url":"https://onlylabs.fyi/signals/c6794837-b01c-4907-895b-4ec4f7e79b6c","source_url":"https://job-boards.greenhouse.io/lightningai/jobs/7718708003","title":"Infrastructure Engineer (Storage)","context":"New York, New York, United States; Remote; San Francisco, California, United States; Seattle, Washington, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"lightning-ai","name":"Lightning AI","category":"neocloud"},"occurred_at":"2026-05-27T16:29:32+00:00","first_seen_at":"2026-06-05T22:32:14.438038+00:00","date_source":"greenhouse.updated_at"},{"id":"f1501931-6adb-465c-9e06-dfe50a3db109","url":"https://onlylabs.fyi/signals/f1501931-6adb-465c-9e06-dfe50a3db109","source_url":"https://job-boards.greenhouse.io/lightningai/jobs/6969534003","title":"Sales Development Representative","context":"New York, New York, United States","kind":{"key":"job_opened","label":"Job"},"org":{"slug":"lightning-ai","name":"Lightning AI","category":"neocloud"},"occurred_at":"2026-05-27T16:29:32+00:00","first_seen_at":"2026-06-05T22:32:14.438038+00:00","date_source":"greenhouse.updated_at"}]}