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Remote LangChain Jobs

Browse remote LangChain positions — LLM app development, RAG systems, AI agents, and production LLM orchestration at companies building real AI products.

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Remote worldwide
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LLM Application Engineer RAG Engineer AI Agent Developer LangChain Developer LLM Integration Engineer

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Jobs & Projects

ClickHouse

Posted 1 month ago

Senior Software Engineer - Integrations - AI/ML

ClickHouse

Canada · also open in 4 other locations

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senior
Full-time
English
$147K – $238K / year
Full page
Arize AI

Posted 1 month ago

AI Application Engineer, APJ

Arize AI

Remote (Singapore)

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Full-time
English
python generative ai langchain typescript langgraph +1 more
Full page
AlphaSense

Posted 1 month ago

Senior Engineering Manager, AI

AlphaSense

Remote - United States

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senior
Full-time
English
$275K – $375K / year
python langchain llm langgraph
Full page
UnWired Web Solutions

Posted 1 month ago

AI Workflow Builder

UnWired Web Solutions

Remote

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Toronto, Canada (UTC-5)

Junior
Full-time
English
Full page
Tavily

Posted 1 month ago

Forward Deployed Engineer, Enterprise

Tavily

London, United Kingdom; Remote - Europe

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Full-time
English
Full page
Brainco

Posted 1 month ago

Platform Security [US]

Brainco

San Francisco Bay Area

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Full-time
English
Full page
LangChain

Posted 1 month ago

Deployed Engineer, Professional Services (APAC)

LangChain

Remote - Singapore

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Full-time
English
Full page
LangChain

Posted 1 month ago

Senior Frontend Platform Engineer, Design Systems

LangChain

Remote - US

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senior
Full-time
English
langchain ai agents react typescript langgraph
Full page
Cerebras

Posted 2 months ago

AI and Automation Engineer - Business Systems

Cerebras

Sunnyvale, CA

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staff
Full-time
English
Full page
Replit

Posted 2 months ago

AI Agent Security Architect

Replit

Foster City, CA

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Full-time
English
Full page

Role guide

What to expect in remote LangChain jobs

LangChain has become the primary framework for building production LLM applications. Remote LangChain jobs involve designing RAG pipelines, building autonomous AI agents, and integrating LLMs into real products. The strongest candidates have experience going beyond documentation examples to debug real production LLM behaviour.

What you'll work on

  • Build RAG systems that answer questions over large proprietary document corpora
  • Design multi-step AI agents that use tools and APIs autonomously
  • Integrate OpenAI, Anthropic, or open-source LLMs into existing products
  • Create evaluation pipelines to measure and improve LLM output quality

What companies look for

  • Production RAG experience — chunking strategies, retrieval tuning, re-ranking
  • Understanding of LangChain Expression Language (LCEL) and agent frameworks
  • LLM evaluation and prompt optimisation practices

Frequently asked questions

What remote LangChain jobs are posted on RemoteAI?

LLM application development roles, RAG system engineering positions, and AI agent development jobs. Most require Python proficiency and hands-on experience building LLM-powered features beyond simple API calls.

Do LangChain jobs require knowledge of vector databases?

Most RAG-focused LangChain roles do. Pinecone, Weaviate, Chroma, and pgvector are common. The exact stack varies by company — check individual listings.

Is LangChain experience enough, or do I also need raw LLM API experience?

Both help. Companies value engineers who understand what LangChain does under the hood — prompt formatting, chain execution, memory management — not just the high-level API.

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