AI Engineer

Quantum Technologies. LLC; Trenton (NJ); On-site; USD 150,000 - 210,000; Full time

Job summary

Quantum Technologies LLC is seeking a Senior AI Software Engineer / Lead AI Engineer to design, develop, and deploy production-grade AI-powered applications and platforms in the United States. The ideal candidate will combine strong software engineering fundamentals with hands-on Generative AI, LLMs, RAG, AI agents, Python, APIs, and cloud platforms to deliver scalable systems.

This role requires leading AI solutions from architecture and proof-of-concept through production deployment and

Qualifications

• Extensive experience designing and deploying AI-powered applications.
• Strong background in Generative AI, LLMs, and AI agents.
• Experience building production-grade data pipelines and scalable systems.

Responsibilities

• Design and develop scalable AI-powered software applications.
• Build and integrate LLM-based applications and AI agents.
• Develop production-grade RAG systems.
• Work with LLM APIs and open-source models.
• Design prompt engineering and evaluation frameworks.
• Develop AI agents capable of tool calling and multi-step workflows.
• Build APIs and backend services for AI applications.
• Monitor AI applications in production and troubleshoot performance issues.
• Maintain security, privacy, and responsible AI practices.

Skills

Generative AI

LLMs

AI Agents

Python

APIs

Cloud platforms

Databases

Distributed systems

Architecture for production

Tools

LLM APIs

Open-source models

Job description

Work Authorization:

We are looking for a highly experienced Senior AI Software Engineer / Lead AI Engineer to design, develop, and deploy production-grade AI-powered applications and platforms.

The ideal candidate should have strong software engineering fundamentals combined with hands-on experience in Generative AI, LLMs, RAG, AI Agents, Python, APIs, cloud platforms, databases, and scalable distributed systems.

This role is suitable for an experienced engineer who can independently take AI solutions from architecture and proof-of-concept through production deployment and optimization.

Key Responsibilities

• Design and develop scalable AI-powered software applications.
• Build and integrate LLM-based applications and AI agents.
• Develop production-grade RAG (Retrieval-Augmented Generation) systems.
• Work with LLM APIs and open-source models.
• Design prompt engineering and evaluation frameworks.
• Develop AI agents capable of tool/function calling and multi-step workflows.
• Build APIs and backend services for AI applications.
• Integrate AI capabilities into existing enterprise applications.
• Design scalable data pipelines for AI/ML applications.
• Implement vector search and semantic search solutions.
• Optimize AI applications for performance, accuracy, scalability, and cost.
• Work with engineering teams to integrate AI into production systems.
• Develop automated testing and evaluation frameworks for AI applications.
• Monitor AI applications in production and troubleshoot performance issues.
• Maintain security, privacy, reliability, and responsible AI practices.
• Participate in architecture discussions and technical design reviews.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.