# Fullstack Software Engineer, Applied AI

**Company:** [LangChain](https://hotfix.jobs/companies/langchain)
**Location:** New York, NY, San Francisco, CA, Boston, MA
**Role:** ML Engineering
**Salary:** $165k – $190k/yr
**Experience:** 3+ years
**Skills:** Python, TypeScript, LangChain, LangGraph, LLMs, Prompting, Retrieval, Orchestration, Inference Apis, Evaluation Pipelines
**Posted:** 2025-09-12

> Builds and deploys production-grade AI agents and workflows for business functions like marketing, recruiting, and product. Requires 3+ years experience shipping AI/ML apps, including LLM systems, with strong Python/TypeScript skills.

## Job Description

## What You Will Do
- Design, implement, and deploy end-to-end AI workflows and agents that solve real problems across multiple business domains.
- Develop and iterate on agent architectures, evaluation pipelines, and performance frameworks to ensure reliability and measurable outcomes.
- Translate emerging AI research and tooling into practical, production-ready solutions.
- Communicate technical decisions, trade-offs, and insights clearly to both technical and non-technical stakeholders.
- Collaborate cross-functionally embedding with teams like Marketing, GTM, Recruiting, or Product to identify opportunities for agent-driven automation and measurable business impact.
- Contribute to the LangChain and LangGraph ecosystem, including open source components, documentation, and shared tools.

## What You Will Bring
- Experienced software engineer with a strong track record shipping AI or ML-powered applications (**typically 3+ years**, including at least **1 year building LLM systems in production**).
- Hands-on experience implementing evaluation and monitoring systems for agents or workflows.
- Deep understanding of the components that make up an AI system: **prompting, retrieval, orchestration, inference APIs, and model selection** across modalities.
- Strong coding skills in **Python** or **TypeScript** (ideally both).
- Excellent communicator who can simplify complex technical ideas for diverse audiences.
- Thrives in a fast-moving, ambiguous startup environment; enjoys identifying the highest-impact problems and driving them to completion.
- Naturally curious and motivated to learn new tools, frameworks, and approaches in applied AI.

## Nice To Haves
- Expertise with **LangChain** or **LangGraph**.
- Experience building or maintaining open source projects.
- Background in applied AI research or agentic workflow development.
- Based in **San Francisco** (preferred), **NYC**, or **Boston**.

## Compensation
**Annual Salary Range: $165,000 - $190,000**

## Similar roles

- [Software Engineer - Voice AI (Inference Runtime)](https://hotfix.jobs/jobs/53a7ab9f-cf11-4bde-9646-c3bbdea3c0ad) - Baseten - San Francisco, CA - $165k – $330k/yr
- [Forward Deployed Engineer, Deepgram for Restaurants](https://hotfix.jobs/jobs/3e0f6a46-146c-4ecd-9d4a-f1a61427be5e) - Deepgram - Remote - $165k – $220k/yr
- [Software Engineer, AI/ML](https://hotfix.jobs/jobs/79829b86-da09-45a9-b27a-329f2888328a) - Tabs - New York, NY - $165k – $225k/yr
- [Software Engineer - Training Infrastructure](https://hotfix.jobs/jobs/8ab5aff7-f0c3-4cc7-8796-5c868b5098cd) - Baseten - San Francisco, CA - $165k – $330k/yr
- [Software Engineer, AI Growth](https://hotfix.jobs/jobs/2537186d-1094-4bd9-9078-4509772ccbba) - Benchling - San Francisco, CA - $165k – $223k/yr

**Apply:** https://hotfix.jobs/jobs/557ac0c0-36f8-49b8-acb1-8973974334dc
**Canonical:** https://hotfix.jobs/jobs/557ac0c0-36f8-49b8-acb1-8973974334dc