Senior LangChain Engineer

Summary by AIEngineer.careers

Senior LangChain Engineer is a LLM Engineer role (full-time). with Go Fractional. in DENVER, US. Imported listing (source: careers4graduates.com). Apply on the employer's site (careers4graduates.com).

Imported listing (source: careers4graduates.com) · Apply on careers4graduates.com

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DENVER · US

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Full-time

SENIOR

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Imported job description

Sourced from careers4graduates.com

Go Fractional is hiring a Senior LangChain Engineer to build production-grade LLM applications and agentic workflows for a growing AI engineering team. You will design and develop AI-powered applications using LangChain, Python, and major cloud platforms, integrating LLMs with external data sources, APIs, and enterprise systems. The role involves prompt engineering, RAG, tool calling, and AI agents, with a focus on clean, maintainable, well-tested code. This is a hybrid, full-time contract-to-hire position based in Denver, Colorado.

Responsibilities

Design and develop production-grade AI/LLM applications using LangChain and related frameworks
Build and integrate LLM-powered workflows, agents, and applications
Develop scalable backend services and APIs using Python
Integrate LLMs with external data sources, APIs, tools, and enterprise systems
Implement prompt engineering, RAG, tool calling, and AI agent solutions
Deploy and maintain AI applications in a major cloud environment
Collaborate with engineers, product stakeholders, and clients to translate business requirements into technical solutions
Evaluate emerging AI/LLM technologies and identify improvement opportunities
Write clean, maintainable, well-tested production code
Troubleshoot, optimize, and improve performance, reliability, and scalability of AI applications

Requirements

Mid-to-senior level software engineering experience
Strong proficiency in Python
Hands-on experience with LangChain or comparable LLM/AI application frameworks
Experience with at least one major cloud platform: AWS, GCP, or Azure
Strong understanding of software engineering fundamentals, APIs, and application development
Experience building or integrating LLM-powered applications
Ability to work independently in a remote environment while collaborating with a distributed team

Nice to Have

Experience with LangGraph
Experience building AI agents or agentic workflows
Experience with RAG, vector databases, embeddings, and semantic search
Familiarity with OpenAI, Anthropic, Gemini, or other foundation models
Experience with Docker and/or Kubernetes
Experience with CI/CD and production cloud deployments
TypeScript experience
Experience in a consulting or client-facing environment

Tech Stack

AnthropicAWSAzureCI/CDDockerEmbeddingsGCPGeminiKubernetesLangChainLangGraphOpenAIPythonRAGSemantic SearchTypeScriptVector Databases

Go Fractional

New York · US · 137+ employees

Go Fractional is a business consulting and services company founded in 2021 that connects exceptional fractional executive talent (CTOs, CMOs, CFOs, COOs, CIOs, CISOs, CROs, CHROs) with companies. It offers executive hiring, contract-to-hire and interim leadership, with a supportive community and back-office support for fractional professionals.