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Langchain Developer Jobs in Seattle, WA (NOW HIRING)

LangChain is a company focused on building intelligent agents for real-world applications, helping developers transition from prototypes to production-ready AI agents. The Deployed Engineer role ...

LangChain is dedicated to making intelligent agents widely accessible, providing a platform for building and deploying AI agents at scale. The Deployed Engineer will work closely with customer ...

Deployed Engineer (Seattle)

Seattle, WA · On-site

$165K - $380K/yr

About Us At LangChain, our mission is to make intelligent agents ubiquitous. We build the foundation for agent engineering in the real world, helping developers move from prototypes to production ...

Senior Software and AI Engineer

Bellevue, WA

$138K - $182K/yr

Develop agents using AI capabilities into applications using frameworks such as LangChain ... Cloud & DevOps: Strong understanding of cloud environments (AWS, Azure, or GCP), container ...

Senior Software and AI Engineer

Bellevue, WA · On-site

$137K - $181K/yr

... LangChain, LangGraph, ChatGPT API, and Glean API • Design and build first-party web and mobile ... DevOps and CI/CD principles. • 3+ years of experience in scripting (Python or Bash) for ...

Senior Software Engineer, AI

Bellevue, WA · Remote

$138K - $182K/yr

The Opportunity As a Senior Software Engineer, Applied AI , you'll play a key role in building user ... Implement and integrate LLM-based experiences using frameworks like LangChain, LlamaIndex, and ...

Senior AI Engineer

Seattle, WA · On-site

$150K - $220K/yr

Architect, build, and optimize AI agents using modern agent frameworks (e.g., LangChain, LlamaIndex ... Azure), and DevOps fundamentals. * Familiarity with automated testing approaches for LLM ...

Software Engineer - Sr. Consultant level

Bellevue, WA · Hybrid

$138K - $182K/yr

Develop orchestration and agentic workflows using LangChain, LangGraph, or Autogen. * Scalability ... Mentor developers, set coding standards, and lead design reviews. Deliver results with urgency ...

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Langchain Developer information

See Seattle, WA salary details

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How much do langchain developer jobs pay per hour?

As of Jul 28, 2026, the average hourly pay for langchain developer in Seattle, WA is $60.17, according to ZipRecruiter salary data. Most workers in this role earn between $45.96 and $73.65 per hour, depending on experience, location, and employer.

What is a Langchain Developer job?

A Langchain Developer specializes in building applications using LangChain, a framework for developing AI-driven applications that leverage large language models (LLMs). Their role involves integrating LLMs with data sources, optimizing prompt engineering, and designing workflows for chatbots, automation, and knowledge retrieval. They often work with Python, APIs, and vector databases to enhance AI capabilities. The job requires expertise in natural language processing (NLP), machine learning, and cloud services.

What are some typical challenges faced by Langchain Developers and how do teams address them?

Langchain Developers often encounter challenges such as integrating new language models, ensuring data privacy, and maintaining prompt accuracy in dynamic real-world scenarios. Teams commonly address these difficulties by collaborating closely with data scientists, regularly updating their knowledge of evolving AI frameworks, and implementing robust testing protocols to ensure quality results. Continuous learning and knowledge-sharing within the team are encouraged so developers can quickly adapt to changes in technology or requirements. Additionally, cross-functional meetings and code reviews are held to align development with organizational goals and best practices. These efforts help ensure that projects remain innovative and effective while minimizing potential roadblocks.

What are the key skills and qualifications needed to thrive in the Langchain Developer position, and why are they important?

To thrive as a Langchain Developer, you need strong programming skills in Python, experience with large language models (LLMs), and a solid understanding of conversational AI workflow. Familiarity with tools and platforms such as LangChain, vector databases (e.g., Pinecone, FAISS), cloud services, and API integrations is commonly required. Excellent problem-solving, communication, and collaboration skills help you adapt to fast-paced AI projects and work effectively with cross-functional teams. These competencies are essential for designing, implementing, and optimizing advanced AI-powered applications that deliver real business value.

What are the most commonly searched types of Langchain Developer jobs in Seattle, WA? The most popular types of Langchain Developer jobs in Seattle, WA are:
What are popular job titles related to Langchain Developer jobs in Seattle, WA? For Langchain Developer jobs in Seattle, WA, the most frequently searched job titles are:
What job categories do people searching Langchain Developer jobs in Seattle, WA look for? The top searched job categories for Langchain Developer jobs in Seattle, WA are:
Infographic showing various Langchain Developer job openings in Seattle, WA as of July 2026, with employment types broken down into 82% Full Time, 5% Part Time, 1% Temporary, and 12% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $125,145 per year, or $60.2 per hour.

Deployed Engineer (Seattle)

LangChain

Seattle, WA • On-site

Full-time

Posted 9 days ago


Job description

Job Summary:
LangChain is a company focused on building intelligent agents for real-world applications, helping developers transition from prototypes to production-ready AI agents. The Deployed Engineer role involves collaborating with customer engineering teams to architect and build production AI agents, ensuring successful deployment and operation of agent-based applications.
Responsibilities:
• Co-architect and co-build production AI agents with customer engineering teams
• Own the technical win in pre-sales by designing POCs, answering deep technical questions, and guiding evaluations
• Help customers deploy and operate agent-based applications such as conversational agents, research agents, and multi-step workflows
• Advise customers post-sale on architecture, best practices, and roadmap-level decisions
• Run technical demos, trainings, and workshops for developer audiences
• Surface field feedback and contribute reusable patterns, cookbooks, and example code that scale across customers
• Occasionally contribute code upstream when it meaningfully improves customer outcomes
Qualifications:
Required:
• 5+ years in a relevant technical role (software engineering, customer engineering, solutions engineering, founding/product engineering), ideally in a startup or scale-up
• Strong Python, JavaScript and systems fundamentals
• Have designed agent-based or LLM-powered applications beyond simple API calls, including multi-step workflows, orchestration, and failure handling
• Are comfortable working directly with customers during POCs, architecture reviews, and technical evaluations
• Can explain technical tradeoffs clearly and build trust with developer audiences
• Take responsibility for outcomes, not just recommendations
• Have a bias toward action and enjoy figuring things out as you go
• Are excited about operating AI agents in production, not just building demos
Preferred:
• You’ve deployed AI agents in production, especially using LangChain, LangGraph, or similar frameworks
• Worked with LLM evaluation, observability, or guardrails
• Have experience with cloud environments (AWS, GCP, Azure), containers, and basic Kubernetes concepts
• Have shipped and operated production software and are comfortable owning systems under real-world constraints
Company:
LangChain is a platform that provides open-source frameworks and tools for engineering and deploying language model agents. Founded in 2022, the company is headquartered in San Francisco, USA, with a team of 51-200 employees. The company is currently Growth Stage.