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Perplexity answers the web with cited, real-time search from San Francisco.Senior RAG Engineer: retrieval quality, ranking, and latency for grounding answers users can trust.MissionsImprove chunking, embedding, and hybrid retrieval for citation accuracy.Ship ranking experiments tied to answer…
Perks · Equity, hybrid SF, product impact.
PythonLangChainNLPMachine Learning
ToolsVector DBsElasticsearch
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Listed Jul 18, 2026Updated Aug 3, 2026
Perplexity builds answer engines combining search, retrieval, and frontier LLMs.LLM Engineer (San Francisco): retrieval quality, citation accuracy, and latency at query scale.What you will doDeliver production-grade search-augmented LLMs with measurable quality, latency, and cost targets.Build…
Perks · Frontier search product, equity.
PythonLangChainVector DBs
ToolsDocker
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Listed Jul 16, 2026Updated Aug 3, 2026
Salesforce ships Einstein copilots across CRM workflows. As AI Product Owner, you own backlog, acceptance criteria, and eval metrics for GenAI features used by millions of admins.Hybrid San Francisco: partner with applied scientists, UX, and compliance on safe rollout of agentic assistants.What you…
Perks · Equity, wellness, hybrid SF tower.
Product ManagementLangChainNLP
ToolsOpenAI API
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Listed Jul 15, 2026
Updated Aug 3, 2026
OpenAI ships frontier models and ChatGPT product surfaces from San Francisco.LLM Evaluation Engineer: golden sets, automated graders, red-team coverage, and release gates for model and product quality.MissionsBuild regression suites that catch capability and safety regressions before launch.Partner…
Perks · Equity, hybrid SF, learning budget.
PythonPyTorchNLPMachine Learning
ToolsDockerJupyter
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Listed Jul 15, 2026Updated Aug 3, 2026
Weights & Biases (W&B) provides experiment tracking and MLOps for ML teams worldwide.Senior ML Platform Engineer: model registry integrations, eval products, and scalable metadata services.What you will doDeliver production-grade MLOps product engineering with measurable quality, latency,…
Perks · Remote-friendly, equity.
PythonKubernetesAWS
ToolsDocker
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Listed Jul 13, 2026Updated Aug 3, 2026
Harvey builds LLM copilots for law firms with strict confidentiality and citation requirements.LLM Engineer (San Francisco): legal RAG, prompt systems, and human-in-the-loop review tooling.What you will doDeliver production-grade legal-domain LLM products with measurable quality, latency, and cost…
Perks · Top-tier comp, equity.
PythonLangChainOpenAI API
ToolsVector DBs
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Listed Jul 7, 2026Updated Aug 3, 2026
Figma is adding AI across design, FigJam, and developer handoff. AI Product Engineers ship features used by millions of designers daily.Senior AI Product Engineer (SF): LLM-powered layout suggestions, design-system aware copilots, and eval frameworks tied to user success metrics.Hybrid SF — close…
Perks · Equity, wellness, hybrid SF.
TypeScriptPythonOpenAI APILangChain
ToolsReact
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Updated Aug 3, 2026
Scale AI delivers data and GenAI platforms for enterprises and government.Forward Deployed AI Engineer: embed with customers to ship RAG, agents, and evals under real constraints.MissionsScope, build, and hand off GenAI solutions with clear success metrics.Translate customer workflows into reliable…
Perks · Travel stipend, equity, hybrid SF.
PythonLangChainSQLMachine Learning
ToolsDockerAWS
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Listed Jun 30, 2026Updated Aug 3, 2026
DoorDash operates one of the largest on-demand logistics marketplaces in North America, connecting consumers, merchants, and Dashers with real-time dispatch and pricing.Senior AI Developer (SF hybrid): improve ETA prediction, merchant ranking, support copilots, and fraud signals using classical ML…
Perks · Equity, comprehensive medical, hybrid SF.
PythonPyTorchSQLLangChain
ToolsSparkSnowflake
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Listed Jun 27, 2026
Updated Aug 3, 2026
Stripe processes payments globally and is expanding LLM-assisted surfaces carefully.AI Security Engineer: threat model LLM apps—prompt injection, data exfil, supply-chain, and abuse.MissionsDesign defenses and monitoring for LLM features in regulated payment flows.Run red teams and convert findings…
Perks · Equity, hybrid Bay Area, security training.
PythonNLPMachine LearningLangChain
ToolsAWSKubernetes
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Listed Jun 21, 2026Updated Aug 3, 2026
Discord connects hundreds of millions of users in communities. Discovery ML powers recommendations, search, and safety classifiers.Senior ML Engineer (SF): ranking models, embeddings, and GenAI moderation assist with strict latency on mobile clients.Hybrid SF Dogpatch — equity and flexible remote…
OpenAI builds frontier models and developer APIs used worldwide. Infrastructure ML teams keep training and inference reliable at scale.ML Engineer — infrastructure (San Francisco): scheduling, monitoring, and performance for large GPU clusters and inference fleets.What you will doShip production…