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Applystead salaries · 13 posted pay ranges

LangChain Fullstack Engineer salaries

Pay ranges LangChain published in 13 open job postings for Fullstack Engineer roles, updated Nov 14, 2026.

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Posted base pay ranges from job listings, not total compensation. Figures are in USD. How these figures are made

LangChain’s Fullstack Engineer titles

  1. Fullstack Engineer (Mid level)$163K median, $163K–$163K typical, 5 postingsFullstack Engineer (Mid level): middle half $163K–$163K, median $163K
  2. Senior Fullstack Engineer (Senior)$208K median, $208K–$208K typical, 8 postingsSenior Fullstack Engineer (Senior): middle half $208K–$208K, median $208K

Pay by level

  1. Mid level$163K median, $163K–$163K typical, 5 postingsMid level: middle half $163K–$163K, median $163K
  2. Senior$208K median, $208K–$208K typical, 8 postingsSenior: middle half $208K–$208K, median $208K

Locations

  1. United States · $208K median, 12 postings
  2. California · $163K median, 6 postings
  3. San Francisco, CA · $163K median, 6 postings
  4. Massachusetts · $208K median, 4 postings
  5. Boston, MA · $208K median, 3 postings
  6. New York · 1 posting
  7. New York City, NY · 1 posting
  8. Cambridge, MA · 1 posting

Newest LangChain Fullstack Engineer postings

  1. Senior Fullstack Engineer, AI Observability & Evals PlatformLangChain · Boston, MA · $175K–$240K/yr · Posted Oct 25, 2026
  2. FullStack Engineer, AI Observability & Evals Platform (LangSmith)LangChain · United States · $145K–$180K/yr · Posted Oct 21, 2026
  3. FullStack Engineer, AI Observability & Evals Platform (LangSmith)LangChain · $145K–$180K/yr · Posted Oct 14, 2026
  4. Senior Fullstack Engineer, AI Observability & Evals PlatformLangChain · New York City, NY · $175K–$240K/yr · Posted Sep 13, 2026
  5. Senior Fullstack Engineer, AI Observability & Evals PlatformLangChain · Cambridge, MA · $175K–$240K/yr · Posted Sep 13, 2026
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