Senior LangChain Engineer - Remote, Contract-to-Hire

Epsilon ASI; Denver (CO); On-site; USD 140,000 - 205,000; Full time

Job summary

Epsilon ASI is seeking a mid-to-senior LangChain Engineer to join a growing AI engineering team building production-grade applications powered by large language models. This remote, contract-to-hire role emphasizes hands-on Python development, LangChain experience, and deploying LLM-powered solutions in major cloud environments.

You will work with engineers and stakeholders to design, develop, and optimize AI-powered workflows and applications, translating complex business needs into scalable

Qualifications

• Mid-to-senior level software engineering experience.
• Strong proficiency in Python.
• Hands-on experience with LangChain or comparable LLM frameworks.
• Experience deploying applications in major cloud environments (AWS, GCP, Azure).
• Experience building or integrating LLM-powered applications.

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.
• Develop solutions involving prompt engineering, RAG, tool calling, and AI agents.
• Deploy and maintain AI applications within 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 opportunities to improve existing solutions.
• Write clean, maintainable, well-tested code suitable for production environments.
• Troubleshoot, optimize, and improve performance, reliability, and scalability of AI applications.

Skills

Python

LangChain

Cloud platforms

APIs

Software engineering

Remote work

Education

Master's or PhD in AI/CS or related field

Tools

Docker

Kubernetes

OpenAI / AI platforms

Job description

Epsilon ASI is seeking a mid-to-senior LangChain Engineer to join a growing AI engineering team building production-grade applications powered by large language models. This remote, contract-to-hire role emphasizes hands-on Python development, LangChain experience, and deploying LLM-powered solutions in major cloud environments.

You will work with engineers and stakeholders to design, develop, and optimize AI-powered workflows and applications, translating complex business needs into scalable