LangChain AI Engineer — Remote, Production-Grade Apps

Epsilon ASI; United States; Remote; USD 120,000 - 190,000; Full time

Job summary

Epsilon ASI is seeking a mid-to-senior LangChain Engineer to join its AI engineering team, building production-grade applications powered by large language models. This remote contract-to-hire role focuses on designing and developing AI-powered workflows using LangChain or similar frameworks, writing scalable Python services, and deploying in major cloud environments.

The ideal candidate has strong Python experience, hands-on LangChain expertise, and experience deploying applications in a major

Qualifications

• Mid-to-senior software engineering experience.
• Strong proficiency in Python.
• Hands-on experience with LangChain or comparable LLM frameworks.
• Experience deploying applications in a major cloud environment.
• Ability to work independently in a remote environment while collaborating with a distributed team.
• Bachelor’s not required; Master’s or PhD encouraged.

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, retrieval-augmented generation (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 the performance, reliability, and scalability of AI applications.

Skills

Python

LangChain

LLM frameworks

Cloud deployment

Education

Master’s or PhD in CS/ML or related

Tools

Docker

Kubernetes

Job description

Epsilon ASI is seeking a mid-to-senior LangChain Engineer to join its AI engineering team, building production-grade applications powered by large language models. This remote contract-to-hire role focuses on designing and developing AI-powered workflows using LangChain or similar frameworks, writing scalable Python services, and deploying in major cloud environments.

The ideal candidate has strong Python experience, hands-on LangChain expertise, and experience deploying applications in a major