End-to-End LLM Applications Engineer

SupportFinity™; New York (NY); Hybrid; USD 130,000 - 175,000; Full time

Job summary

SupportFinity™ is seeking an LLM Applications Engineer located in New York to build and deploy production-grade LLM-powered systems. This hybrid role involves hands-on work across backend Python systems and React-based frontend applications, focusing on designing RAG pipelines and orchestration layers.

The ideal candidate will have 2+ years of full-stack experience, strong proficiency in Python and JavaScript, and a passion for deploying LLM systems in production environments. The role uniquely intersects AI infrastructure and product development.

Qualifications

• 2+ years of full-stack web development experience.
• Hands-on experience building production RAG pipelines and retrieval systems.
• Ability to operate across backend infrastructure and frontend UI.

Responsibilities

• Design and deploy production-grade RAG pipelines.
• Build and optimize vector retrieval systems.
• Collaborate closely with product and engineering teams.

Skills

Full-stack web development experience

Proficiency in Python

Proficiency in JavaScript or TypeScript

Experience with RAG pipelines

Strong API design fundamentals

Experience with SQL databases

Education

Computer Science degree from a top-tier program

Tools

LangChain

LlamaIndex

Haystack

Job description

SupportFinity™ is seeking an LLM Applications Engineer located in New York to build and deploy production-grade LLM-powered systems. This hybrid role involves hands-on work across backend Python systems and React-based frontend applications, focusing on designing RAG pipelines and orchestration layers.

The ideal candidate will have 2+ years of full-stack experience, strong proficiency in Python and JavaScript, and a passion for deploying LLM systems in production environments. The role uniquely intersects AI infrastructure and product development.