Production AI Engineer — LLMs & Agent Systems

nineDots.io; San Francisco (CA); On-site; USD 180,000 - 250,000; Full time

Benefits offered by this job

Equity

Job summary

nineDots.io in San Francisco is seeking an AI Engineer to join a hands-on, early-stage team building AI-powered products for enterprise customers. You will move beyond prototypes and ship real features in production.

You will own the design of agents, tools, and evaluation pipelines, working in TypeScript/Node.js and/or Python with AWS, and you’ll tackle reliability, latency, and cost while shipping with ownership.

Qualifications

• 3–8 years of hands-on software engineering experience.
• Shipped LLM-powered features to production for real users.
• Strong production engineering experience with TypeScript/Node.js and/or Python.
• Hands-on experience building agents or agentic systems.
• Experience with LLM evaluations, structured outputs and function calling.
• You're actively following the evolution of agentic AI and have experimented beyond the LangChain playbook.
• Enterprise or vertical SaaS experience.
• FDE, Solutions Engineering or other customer-facing engineering experience.
• Open-source contributions in LLMs or agent tooling.
• Anyscale Ray or similar distributed compute frameworks.
• pgvector or other vector retrieval systems.
• Fine-tuning or post-training experience.

Responsibilities

• Build and ship LLM-powered features and agentic systems used by real customers
• Design agents that can reason, use tools and work across large datasets
• Build reliable production systems around LLMs, including structured outputs, function calling and evaluation pipelines
• Work primarily in TypeScript/Node.js and/or Python, with AWS as part of the stack
• Experiment with new approaches in agentic AI and turn promising ideas into production
• Solve the real-world problems that come with shipping AI: reliability, latency, hallucinations, evaluation and cost
• Work closely with a small, highly technical team with significant autonomy and ownership

Skills

LLM-powered features in production

Agentic AI systems

TypeScript/Node.js

Python

LLM evaluations

Open-source contributions in LLMs

Vector retrieval systems

Fine-tuning / post-training

Distributed compute frameworks

Bachelor's degree in Computer Science

Education

Bachelor's degree in Computer Science

Tools

Anyscale Ray

pgvector

Job description

nineDots.io in San Francisco is seeking an AI Engineer to join a hands-on, early-stage team building AI-powered products for enterprise customers. You will move beyond prototypes and ship real features in production.

You will own the design of agents, tools, and evaluation pipelines, working in TypeScript/Node.js and/or Python with AWS, and you’ll tackle reliability, latency, and cost while shipping with ownership.