LangChain Developer

KDCI

Contract type

Ongoing

Work mode

Remote

Experience

Mid-level · 2+ years

Job description

A LangChain Developer role at KDCI Outsourcing to build LLM-powered applications using the LangChain framework, designing chains, agents, and retrieval pipelines for intelligent product features.

At a glance

Work mode: Remote

What you'll do

Design and build applications using the LangChain (or LangGraph) framework
Develop chains, agents, and tool integrations for LLM-powered workflows
Build retrieval-augmented generation (RAG) pipelines with vector databases
Test and optimize prompt chains for accuracy and performance
Integrate LangChain applications with back-end systems and APIs
Stay current with updates to the LangChain ecosystem

What we're looking for

2+ years of experience in software development, with hands-on LangChain experience
Strong Python skills
Experience with LLM APIs (OpenAI, Anthropic, or open-source models)
Familiarity with vector databases (Pinecone, Weaviate, Chroma, etc.)
Understanding of prompt engineering and RAG architecture

Nice to have

Experience with LangGraph or multi-agent orchestration
Familiarity with LlamaIndex or similar frameworks
Background in NLP or conversational AI

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About KDCI

KDCI Outsourcing