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230 roles for people
who build agents.

Every posting below was read by a classifier tuned to a single question: does this person build agent systems? 5,776 of 6,385 descriptions were rejected. The rejections are the point.

Shown
230
Rejected
5,776
Remote
80
Sources
Greenhouse ยท Ashby

230 roles ยท newest first

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  1. Replit

    Staff Software Engineer, Agentic Ads at Replit โ€” opens the original posting in a new tab

    Agent systemsstaffremoteFoster City, CA

    LLMtool useorchestration

  2. OpenAI

    Engineering Manager, Rosalind Workbench at OpenAI โ€” opens the original posting in a new tab

    Agent systemsprincipalremoteSan Francisco

    GPT-Rosalinddurable execution

  3. Sierra

    Software Engineer, Horizon at Sierra โ€” opens the original posting in a new tab

    Agent systemsmidSan Francisco, CA

    PythonTypeScriptGoReact

  4. LangChain

    Senior Frontend Engineer at LangChain โ€” opens the original posting in a new tab

    Eval / observabilityseniorBoston, MA

    ReactTypeScriptLangSmith

  5. Vercel

    Software Engineer, Scheduled Tasks at Vercel โ€” opens the original posting in a new tab

    OrchestrationseniorHybrid - San Francisco

    TypeScriptJavaScript

  6. OpenAI

    Software Engineer, Plugin Ecosystem at OpenAI โ€” opens the original posting in a new tab

    Agent systemsmidremoteSan Francisco

    Model Context ProtocolChatGPTCodex

  7. Vercel

    Software Engineer, Agentic Infrastructure at Vercel โ€” opens the original posting in a new tab

    Agent systemsmidHybrid - San Francisco, New York City

    Next.jsReactTerraformAWSDynamoDB

  8. Trigger.dev

    Senior Backend Engineer (Europe) at Trigger.dev โ€” opens the original posting in a new tab

    OrchestrationseniorremoteRemote or Hybrid UK

    Node.jsTypeScriptRemixPostgresRedis

  9. Modal

    Inference Engineering and Product Lead at Modal โ€” opens the original posting in a new tab

    LLM infraprincipalSan Francisco

    GPU memory snapshotsmulti-cloud substrate

  10. Vercel

    Design Engineer at Vercel โ€” opens the original posting in a new tab

    Agent systemsmidremoteRemote - United States

    ReactTypeScriptVercel AI SDK

  11. Anthropic

    Staff Software Engineer, Search at Anthropic โ€” opens the original posting in a new tab

    RAG / retrievalstaffSan Francisco, CA | New York City, NY

    PythonGoJava

  12. Together AI

    Senior Software Engineer โ€” Infra Agent Systems at Together AI โ€” opens the original posting in a new tab

    Agent systemsseniorSan Francisco

    KubernetesArgoCDRAGknowledge graphs

  13. Anthropic

    Performance Engineer, Inference Engine at Anthropic โ€” opens the original posting in a new tab

    LLM infraseniorSan Francisco, CA | New York City, NY

    RustC++

  14. OpenAI

    Engineering Manager, ChatGPT Search Infrastructure at OpenAI โ€” opens the original posting in a new tab

    OrchestrationprincipalSan Francisco

    RAGA/B testingexperimentation platforms

  15. Replit

    Software Engineer - New Grad (2027) at Replit โ€” opens the original posting in a new tab

    Agent systemsjuniorremoteFoster City, CA

    ReactNode.jsTypeScriptPython

  16. Braintrust

    Platform Support Engineer (Singapore) at Braintrust โ€” opens the original posting in a new tab

    Eval / observabilitymidremoteSingapore

    KubernetesTerraformAWSAzureGCP

  17. Braintrust

    Platform Support Engineer at Braintrust โ€” opens the original posting in a new tab

    Eval / observabilitymidremoteSan Francisco

    KubernetesTerraformAWSAzureGCP

  18. Anthropic

    Research Engineer, Takeoff Intel at Anthropic โ€” opens the original posting in a new tab

    Eval / observabilitymidremoteRemote-Friendly (Travel Required) | San Francisco, CA

  19. Sierra

    Software Engineer Intern, Agent (Summer 2027) at Sierra โ€” opens the original posting in a new tab

    Agent systemsjuniorSingapore

    eval frameworksagent toolingRAG pipelinesprompt engineeringReact

  20. Replit

    Cohort 0 at Replit โ€” opens the original posting in a new tab

    Agent systemsjuniorremoteFoster City, CA

    Replit Agent

  21. LangChain

    Lead Applied AI Engineer at LangChain โ€” opens the original posting in a new tab

    Agent systemsseniorNew York, NY

    LangChainLangGraphPythonTypeScript

  22. Anthropic

    Engineering Manager, Inference Infrastructure at Anthropic โ€” opens the original posting in a new tab

    LLM infrastaffSan Francisco, CA | New York City, NY | Seattle, WA

    Kubernetes

  23. Sierra

    Software Engineer Intern, Agent (Summer 2027) at Sierra โ€” opens the original posting in a new tab

    Agent systemsjuniorSan Francisco, CA

    eval frameworksagent toolingRAG pipelinesprompt engineeringReact

  24. Anthropic

    Staff Software Engineer, GTM AI Engineering at Anthropic โ€” opens the original posting in a new tab

    Agent systemsstaffremoteRemote-Friendly (Travel-Required) | San Francisco, CA | Seattle, WA

    ClaudeClaude CodeClaude Agent SDKMCPLLM

  25. Braintrust

    Director, Product Engineering at Braintrust โ€” opens the original posting in a new tab

    Eval / observabilityprincipalSan Francisco

    TypeScriptReactSQLNext.js

  26. Anthropic

    Staff + Sr. Software Engineer, Scaling at Anthropic โ€” opens the original posting in a new tab

    LLM infrastaffNew York City, NY; San Francisco, CA | Seattle, WA

    KubernetesPythonRust

  27. OpenAI

    Software Engineer, Model Runtime at OpenAI โ€” opens the original posting in a new tab

    LLM infraseniorremoteSan Francisco

    vLLMSGLangC++RustPython

  28. Baseten

    AI Engineer at Baseten โ€” opens the original posting in a new tab

    Agent systemsseniorremoteSan Francisco

    LangChainClaude CodeMCP

  29. Anthropic

    DevOps / AgentOps Engineer, GTM Systems at Anthropic โ€” opens the original posting in a new tab

    OrchestrationseniorSan Francisco, CA

    GitHub ActionsSalesforce

  30. Cohere

    Member of Technical Staff, North Modelling (Evals) at Cohere โ€” opens the original posting in a new tab

    Eval / observabilitystaffremoteLondon

    LLM evalsagent workflowstool usemodel selectionfeedback loops

  31. Anthropic

    Staff+ Software Engineer, Platform Connectivity at Anthropic โ€” opens the original posting in a new tab

    Agent systemsstaffLondon, UK; San Francisco, CA

    MCPOAuthPythonTypeScript

  32. Anthropic

    Staff+ Software Engineer, Product Sandboxing at Anthropic โ€” opens the original posting in a new tab

    Agent systemsstaffSan Francisco, CA | New York City, NY | Seattle, WA

    KubernetesPythonGoRustGCP

  33. OpenAI

    Software Engineer, Plugin Developer Platform at OpenAI โ€” opens the original posting in a new tab

    Agent systemsmidremoteSan Francisco

    Model Context ProtocolChatGPTCodex

  34. LangChain

    Research Engineer, LangSmith Engine at LangChain โ€” opens the original posting in a new tab

    Agent systemsseniorNew York, NY

    LangGraphLangChainLangSmith

  35. LangChain

    Frontend Engineer, AI Observability & Evals Platform at LangChain โ€” opens the original posting in a new tab

    Eval / observabilityjuniorSan Francisco, CA

    ReactTypeScriptJavaScriptLangSmith

  36. Baseten

    Software Engineer - Observability at Baseten โ€” opens the original posting in a new tab

    Eval / observabilitymidremoteSan Francisco

    PrometheusGrafanaClickHouseOpenTelemetry

  37. Anthropic

    Staff Software Engineer, Claude Code at Anthropic โ€” opens the original posting in a new tab

    Agent systemsstaffSan Francisco, CA | New York City, NY | Seattle, WA

    ReactTypeScriptPython

  38. Replit

    Product Engineer, New Products at Replit โ€” opens the original posting in a new tab

    Agent systemsseniorremoteFoster City, CA

    TypeScriptReactNode.jsPostgres

  39. Anthropic

    Engineering Manager, Search at Anthropic โ€” opens the original posting in a new tab

    RAG / retrievalstaffSan Francisco, CA | New York City, NY

  40. Fireworks AI

    AI Product Engineer - Nexus at Fireworks AI โ€” opens the original posting in a new tab

    Agent systemsseniorSan Mateo

    ReactTypeScriptPythonGo

  41. Cline

    Senior Agent Software Engineer at Cline โ€” opens the original posting in a new tab

    Agent systemsseniorSan Francisco

    TypeScriptNode.jsPythonGoRust

  42. deepset (Haystack)

    Product Engineering Tech Lead at deepset (Haystack) โ€” opens the original posting in a new tab

    OrchestrationstaffremoteBerlin

    KubernetesHaystackKnativeKEDAOpenFaaS

  43. E2B

    Engineering Team Lead, Platform at E2B โ€” opens the original posting in a new tab

    LLM infrastaffPrague, Czech Republic

    KubernetesTerraform

  44. Replit

    Senior AI Builder at Replit โ€” opens the original posting in a new tab

    Agent systemsseniorremoteFoster City, CA

    LLMRAGagentic workflows

  45. OpenAI

    Systems Generalist, GPT Infrastructure at OpenAI โ€” opens the original posting in a new tab

    LLM infraseniorremoteSan Francisco

    vLLMSGLangTritonCUDAROCm

  46. E2B

    Product Engineer - Backend Developer at E2B โ€” opens the original posting in a new tab

    Agent systemsmidPrague, Czech Republic

    GoPostgreSQLTypeScriptNext.jsWebSockets

  47. E2B

    Product Engineer - Backend Developer at E2B โ€” opens the original posting in a new tab

    Agent systemsmidSan Francisco

    GoPostgreSQLTypeScriptNext.jsWebSockets

  48. Modal

    Member of Technical Staff - Research, Inference at Modal โ€” opens the original posting in a new tab

    LLM infraseniorNew York

    vLLMSGLangFlash Attentionspeculative decodingquantization

  49. Anthropic

    Staff + Senior Software Engineer, Inference Deployment at Anthropic โ€” opens the original posting in a new tab

    LLM infrastaffSan Francisco, CA | New York City, NY | Seattle, WA

    KubernetesPythonRust

  50. E2B

    Platform Engineer at E2B โ€” opens the original posting in a new tab

    LLM infraseniorPrague, Czech Republic

    FirecrackerKuberneteseBPF

  51. Vercel

    Software Engineer, eve at Vercel โ€” opens the original posting in a new tab

    Agent systemsmidHybrid - New York City

    TypeScriptNext.jsVercel WorkflowsAI SDKVercel Connect

  52. Cohere

    Software Engineer, Adoption at Cohere โ€” opens the original posting in a new tab

    Agent systemsmidremoteToronto

    PythonTypeScriptReactPostgresKubernetes

  53. Cohere

    Software Engineer, Agents & Automations at Cohere โ€” opens the original posting in a new tab

    Agent systemsmidremoteLondon

    PythonTypeScriptReactPostgresKubernetes

  54. Anthropic

    Staff+ Software Engineer, Inference Velocity at Anthropic โ€” opens the original posting in a new tab

    LLM infrastaffremoteRemote-Friendly (Travel-Required) | San Francisco, CA | Seattle, WA | New York City, NY

    CUDATPUTrainiumXLATriton

  55. OpenAI

    Software Engineer, Web Layer at OpenAI โ€” opens the original posting in a new tab

    Agent systemsseniorremoteSan Francisco

    C++ChromiumElectronTypeScriptPython

  56. Baseten

    Engineering Manager, Runtime Fabric at Baseten โ€” opens the original posting in a new tab

    LLM infrastaffremoteSan Francisco

    containerdruncOCI Runtime SpecLinux namespacescgroups

  57. Anthropic

    Staff + Senior Software Engineer, Inference Infrastructure at Anthropic โ€” opens the original posting in a new tab

    LLM infrastaffSan Francisco, CA | New York City, NY | Seattle, WA

    KubernetesPythonRust

  58. OpenAI

    Software Engineer, Cloud Agents at OpenAI โ€” opens the original posting in a new tab

    OrchestrationseniorremoteSan Francisco

    PythonRustTypeScriptGo

  59. Sierra

    Software Engineer, Insights at Sierra โ€” opens the original posting in a new tab

    Eval / observabilitymidSan Francisco, CA

    GoTypeScript

  60. Sierra

    Software Engineer, Context Engine at Sierra โ€” opens the original posting in a new tab

    Agent systemsmidSan Francisco, CA

    KafkaKinesisSparkFlinkTrino

  61. Fireworks AI

    Member of Technical Staff- Full Stack at Fireworks AI โ€” opens the original posting in a new tab

    Agent systemsstaffremoteSan Mateo

    ReactTypeScriptJavaScriptNext.jsNode.js

  62. Baseten

    Software Engineer - Baseten Inference Stack at Baseten โ€” opens the original posting in a new tab

    LLM inframidremoteSan Francisco

    KubernetesvLLMSGLangTensorRT-LLM

  63. Anthropic

    Staff Software Engineer, Claude Design at Anthropic โ€” opens the original posting in a new tab

    Agent systemsstaffSan Francisco, CA | New York City, NY | Seattle, WA

    ReactTypeScriptNode.jsPythonGo

  64. Anthropic

    Performance Engineer, Inference Systems at Anthropic โ€” opens the original posting in a new tab

    LLM infraseniorSan Francisco, CA | New York City, NY | Seattle, WA

    Python

  65. Together AI

    Staff Machine Learning Engineer, Voice AI at Together AI โ€” opens the original posting in a new tab

    LLM infrastaffSan Francisco

    TRT-LLMSGLangWhisperParakeetOrpheus

  66. LangChain

    Senior Software Engineer, Database (SmithDB) at LangChain โ€” opens the original posting in a new tab

    LLM infraseniorSan Francisco, CA

    RustKubernetesS3GCSAzure Blob

  67. Cognition

    Product Engineer at Cognition โ€” opens the original posting in a new tab

    Agent systemsseniorSan Francisco

    PythonTypeScriptReact

  68. Arize AI

    AI Application Engineer, APJ at Arize AI โ€” opens the original posting in a new tab

    Eval / observabilitymidremoteRemote (Singapore)

    PythonGoOpenTelemetryCrewAILangChain

  69. LangChain

    GTM Engineer at LangChain โ€” opens the original posting in a new tab

    Agent systemsmidremoteNew York, NY

    LangGraphLangChainLangSmithRAGPython

  70. Replit

    Software Engineer, Developer Experience at Replit โ€” opens the original posting in a new tab

    Agent systemsmidremoteFoster City, CA

    TypeScriptGoNixVitewebpack

  71. Anthropic

    Staff+ Software Engineer, Platform at Anthropic โ€” opens the original posting in a new tab

    Agent systemsstaffSan Francisco, CA | New York City, NY | Seattle, WA

    Claude API

  72. OpenAI

    Software Engineer, Workload Enablement at OpenAI โ€” opens the original posting in a new tab

    LLM infraseniorremoteSan Francisco

    PyTorchNCCLRCCLKubernetesRDMA

  73. Sierra

    Software Engineer, Agent Runtime at Sierra โ€” opens the original posting in a new tab

    Agent systemsmidSan Francisco, CA

    Agent SDKGoTypescript

  74. Sierra

    Engineering Manager, Agent at Sierra โ€” opens the original posting in a new tab

    Agent systemsseniorLondon

    RAGeval frameworksagent toolingprompt engineeringReact

  75. Anthropic

    Senior Staff Software Engineer, API at Anthropic โ€” opens the original posting in a new tab

    LLM infraprincipalSan Francisco, CA | New York City, NY

    PythonGolangRustKubernetesPostgreSQL

  76. OpenAI

    Software Engineer, Observability at OpenAI โ€” opens the original posting in a new tab

    Eval / observabilitymidSan Francisco

    KubernetesAWSPrometheusOpenTelemetry

  77. LangChain

    GTM Engineer at LangChain โ€” opens the original posting in a new tab

    Agent systemsmidSan Francisco, CA

    LangGraphLangChainLangSmithRAGPython

  78. Vercel

    Software Engineer, AI Gateway at Vercel โ€” opens the original posting in a new tab

    LLM infraseniorHybrid - San Francisco

    TypeScriptJavaScript

  79. Anthropic

    Staff Software Engineer, AI Reliability at Anthropic โ€” opens the original posting in a new tab

    LLM infrastaffSan Francisco, CA | New York City, NY | Seattle, WA

  80. Anthropic

    Model Performance Software Engineer, Claude Code at Anthropic โ€” opens the original posting in a new tab

    Eval / observabilitystaffSan Francisco, CA | New York City, NY

    PythonTypeScript

  81. Replit

    Senior Software Engineer, Replit Cloud at Replit โ€” opens the original posting in a new tab

    Agent systemsseniorremoteFoster City, CA

    TypeScriptReactGoPostgresTerraform

  82. Replit

    Staff Software Engineer, Replit Cloud at Replit โ€” opens the original posting in a new tab

    Agent systemsstaffremoteFoster City, CA

    TypeScriptReactPostgresGoTerraform

  83. Arize AI

    Senior Open Source Design Engineer at Arize AI โ€” opens the original posting in a new tab

    Eval / observabilityseniorremoteRemote (United States)

    ReactTypeScript

  84. Decagon

    Staff Software Engineer, Enterprise Product at Decagon โ€” opens the original posting in a new tab

    Agent systemsstaffremoteNew York City

    TypeScriptPythonLLMAI agent systemsprompt engineering

  85. Anthropic

    Staff+ Software Engineer, Claude App Infrastructure at Anthropic โ€” opens the original posting in a new tab

    LLM infraprincipalSan Francisco, CA | New York City, NY | Seattle, WA

    PythonGoRustgVisorFirecracker

  86. Anthropic

    Staff+ Software Engineer, Cybersecurity Products at Anthropic โ€” opens the original posting in a new tab

    Agent systemsstaffSan Francisco, CA

    TypeScriptPythonGoClaude Managed Agents

  87. Baseten

    Software Engineer - Model Performance Systems at Baseten โ€” opens the original posting in a new tab

    LLM infraseniorremoteSan Francisco

    PyTorchNVIDIA Nsight SystemsInferenceMAXgenai-bench

  88. OpenAI

    Backend Software Engineer (Evals) at OpenAI โ€” opens the original posting in a new tab

    Eval / observabilitymidSan Francisco

    PythonFastAPIPostgres

  89. Decagon

    Staff Software Engineer, Voice Agent at Decagon โ€” opens the original posting in a new tab

    Agent systemsstaffremoteSan Francisco

    speech recognitionspeech synthesisVADLLM

  90. Cohere

    Audio Inference Engineer, Model Efficiency at Cohere โ€” opens the original posting in a new tab

    LLM inframidremoteNew York

    PyTorchTensorFlowvLLMSGLangTensorRT-LLM

  91. Baseten

    Software Engineer - Model Products at Baseten โ€” opens the original posting in a new tab

    LLM inframidremoteSan Francisco

    TensorRT-LLMvLLMSGLangTensorRTKubernetes

  92. OpenAI

    Data Scientist, Codex at OpenAI โ€” opens the original posting in a new tab

    Eval / observabilityseniorSan Francisco

    PythonSQL

  93. E2B

    Platform Engineer at E2B โ€” opens the original posting in a new tab

    LLM infraseniorSan Francisco

    FirecrackerKuberneteseBPF

  94. Together AI

    Senior Backend Engineer, Inference Platform at Together AI โ€” opens the original posting in a new tab

    LLM infraseniorSan Francisco

    SGLangvLLMNVIDIA DynamoCUDATriton

  95. LangChain

    FullStack Engineer, AI Observability & Evals Platform (LangSmith) at LangChain โ€” opens the original posting in a new tab

    Eval / observabilitymidSan Francisco, CA

    LangSmithLangChainLangGraphGoPython

  96. Cline

    Senior Infrastructure Engineer at Cline โ€” opens the original posting in a new tab

    LLM infraseniorSan Francisco

    KubernetesHelmTerraformPulumiCloudFormation

  97. Braintrust

    Open Source Engineer - Go at Braintrust โ€” opens the original posting in a new tab

    Eval / observabilitymidremoteRemote

    GoOpenTelemetryOpenAIAnthropicGemini

  98. Imbue

    Product Engineer at Imbue โ€” opens the original posting in a new tab

    Agent systemsmidSan Francisco, CA

    ReactTypeScriptPython

  99. Baseten

    Software Engineer - GPU Kernels at Baseten โ€” opens the original posting in a new tab

    LLM inframidremoteSan Francisco

    CUDATritonCutlassFlash Attention

  100. Fireworks AI

    Member of Technical Staff, Cloud Infrastructure at Fireworks AI โ€” opens the original posting in a new tab

    LLM infraseniorremoteSan Mateo

    PyTorchTensorFlowKubernetesKubeflowMLFlow

  101. OpenAI

    RE / RS - Foundations, Search at OpenAI โ€” opens the original posting in a new tab

    RAG / retrievalseniorSan Francisco

    transformer-based LLMscontrastive learningmetric learning

  102. LlamaIndex

    Member of Technical Staff, Backend at LlamaIndex โ€” opens the original posting in a new tab

    RAG / retrievalseniorremoteSan Francisco

    LlamaIndexTemporalKubernetesTerraformPostgres

  103. OpenAI

    Software Engineer, Agent Infrastructure at OpenAI โ€” opens the original posting in a new tab

    Agent systemsmidSan Francisco

    FastAPIgRPCTerraformKataFirecracker

  104. Anthropic

    Engineering Manager, GPU (ML Accelerator) at Anthropic โ€” opens the original posting in a new tab

    LLM infrastaffSan Francisco, CA | New York City, NY | Seattle, WA

  105. Anthropic

    TPU Kernel Engineer at Anthropic โ€” opens the original posting in a new tab

    LLM infraseniorSan Francisco, CA | New York City, NY | Seattle, WA

    TPUGPUtransformers

  106. Inngest

    Distributed Systems Engineer - Platform at Inngest โ€” opens the original posting in a new tab

    OrchestrationseniorremoteUS/Remote

    GoPostgresRedisClickhouseKafka

  107. Replit

    Senior Software Engineer, Compute Platform at Replit โ€” opens the original posting in a new tab

    LLM infraseniorremoteFoster City, CA

    GolangRustGCPGKECloud Run

  108. LangChain

    Senior Fullstack Engineer, AI Observability & Evals Platform at LangChain โ€” opens the original posting in a new tab

    Eval / observabilityseniorSan Francisco, CA

    LangSmithLangChainLangGraphGoPython

  109. LangChain

    Python OSS Engineer at LangChain โ€” opens the original posting in a new tab

    Agent systemsseniorSan Francisco, CA

    LangChainLangGraph

  110. Arize AI

    Senior AI Product Engineer, Fullstack at Arize AI โ€” opens the original posting in a new tab

    Eval / observabilityseniorremoteRemote (United States)

    TypeScriptReactPythonGoGraphQL

  111. Arize AI

    Senior AI Product Engineer, Backend at Arize AI โ€” opens the original posting in a new tab

    Eval / observabilityseniorremoteRemote (United States)

    GoPythonJavaTypeScriptKafka

  112. Together AI

    Machine Learning Engineer - Inference at Together AI โ€” opens the original posting in a new tab

    LLM inframidSan Francisco

    PyTorchvLLMTensorRT-LLMTGIOptimum

  113. Anthropic

    Research Engineer, Knowledge Team at Anthropic โ€” opens the original posting in a new tab

    RAG / retrievalseniorremoteRemote-Friendly (Travel-Required) | San Francisco, CA | Seattle, WA | New York City, NY

    Python

  114. Anthropic

    Performance Engineer at Anthropic โ€” opens the original posting in a new tab

    LLM infraseniorSan Francisco, CA | New York City, NY | Seattle, WA

    PyTorchtransformers

  115. Braintrust

    Software Engineer, Product at Braintrust โ€” opens the original posting in a new tab

    Eval / observabilitymidSan Francisco

    TypeScriptReactNextJS

  116. Baseten

    Software Engineer - Model Performance at Baseten โ€” opens the original posting in a new tab

    LLM inframidremoteSan Francisco

    PyTorchTensorRTTensorRT-LLMvLLMsglang

Salary figures are shown exactly as the employer published them and are labelled by currency. They are never converted or ranked against one another โ€” we hold no exchange rates, so a cross-currency comparison would be fiction. Applications go to the employerโ€™s own system; we never handle them.

Field notes โ€” how this board is built: ingestion, classification, and what gets rejected.