Senior ML Engineer — Remote AI & LLM Production

NineTwoThree AI Studio; United States; Remote; USD 140,000 - 210,000; Full time

Benefits offered by this job

Health Insurance allowance

Well-being budget

Paid time off

Job summary

NineTwoThree AI Studio, a premier product design, engineering, and marketing firm, seeks a Senior ML Engineer to design, deploy, and optimize production-grade AI systems for diverse clients. You will own features from prototype to production, integrating AI capabilities into client web and mobile applications and collaborating across teams.

Role requires strong ML/NLP knowledge, experience with LLMs, retrieval, and cloud deployments, plus a product-minded approach and excellent English

Qualifications

• 3+ years of software engineering with focus on ML/NLP.
• Deep understanding of modern LLM architectures and retrieval techniques.
• Production experience deploying ML/API services in cloud environments (AWS).

Responsibilities

• Architect and build AI features with robust ML and agentic architectures.
• Design and maintain evaluation frameworks for AI quality and impact.
• Integrate AI capabilities into client apps using serverless or API endpoints.
• Optimize prompts, instructions, and chunking for latency and privacy.
• Process and prepare data for training and fine-tuning custom models.
• Collaborate with client stakeholders, translate requirements, and demo prototypes.

Skills

Python

SQL

NLP/ML

Education

CS/Engineering Degree

Tools

Langchain

LlamaIndex

Pinecone

AWS

Job description

NineTwoThree AI Studio, a premier product design, engineering, and marketing firm, seeks a Senior ML Engineer to design, deploy, and optimize production-grade AI systems for diverse clients. You will own features from prototype to production, integrating AI capabilities into client web and mobile applications and collaborating across teams.

Role requires strong ML/NLP knowledge, experience with LLMs, retrieval, and cloud deployments, plus a product-minded approach and excellent English