AI / ML Engineer — Jersey City, NJ

Gain America Inc.; Jersey City (NJ); Hybrid; USD 140,000 - 190,000; Full time

Job summary

Gain America is seeking an AI/ML Engineer to join our enterprise-focused teams in the Jersey City, NJ area. This contract-to-hire position focuses on moving ML and LLM capabilities from prototype into production for product teams adopting AI at the core.

You'll work in a hybrid / on-site model with core stack including Python, LLMs, PyTorch, RAG, vector databases, and MLOps, building and deploying scalable AI features for client engagements.

Qualifications

• 4+ years in ML/AI engineering.
• Strong Python experience.
• Hands-on with LLMs, RAG and vector stores.
• Experience deploying and monitoring models in production.

Responsibilities

• Build and fine-tune ML and LLM-powered features.
• Design retrieval-augmented generation pipelines with vector databases.
• Productionize models with sound MLOps practices and monitoring.
• Evaluate model quality, latency, and cost trade-offs.

Skills

Python

LLMs

RAG

Vector databases

MLOps

Production deployment

Tools

PyTorch

Job description

Gain America is recruiting a AI / ML Engineer for contract and contract-to-hire engagements with our enterprise clients in the Jersey City, NJ market. Take machine-learning and LLM systems from prototype to production for teams putting AI at the center of their products.

Work model: Hybrid / on-site in the Jersey City, NJ area
Core stack: Python, LLMs, PyTorch, RAG, vector databases, MLOps

What you'll do

• Build and fine-tune ML and LLM-powered features
• Design retrieval-augmented generation pipelines with vector databases
• Productionize models with sound MLOps practices and monitoring
• Evaluate model quality, latency, and cost trade-offs

What you bring

• 4+ years in ML/AI engineering with strong Python
• Hands-on experience with LLMs, RAG, and vector stores
• Deep-learning frameworks such as PyTorch
• Experience deploying and monitoring models in production

Gain America is a technology staffing partner placing skilled consultants with leading employers across financial services, insurance, healthcare, and the public sector. You'll work with a dedicated recruiter who advocates for you from first call through offer. Client names are shared once there is a mutual fit.