Senior AI Engineer & Lead, GenAI & LLMs in Production

Ethereum Technologies; Trenton (NJ); On-site; USD 180,000 - 230,000; Full time

Job summary

Ethereum Technologies in Trenton, NJ, is seeking a 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 and hands-on experience in Generative AI, LLMs, RAG, AI agents, Python, APIs, cloud platforms, databases, and scalable distributed systems. Role covers architecture to deployment and optimization.

Qualifications

• Experience designing and deploying production-grade AI-powered software.
• Proficient with Generative AI, LLMs and RAG architectures.
• Ability to build scalable AI applications and services

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.
• Integrate AI capabilities into existing enterprise applications.
• Design scalable data pipelines for AI/ML applications.
• Implement vector and semantic search solutions.
• Optimize AI applications for performance, accuracy, scalability, and cost.
• Work with engineering teams to productionize AI solutions.
• Develop automated testing and evaluation frameworks for AI apps.
• Monitor AI apps in production and troubleshoot performance issues.
• Maintain security, privacy, reliability, and responsible AI practices.
• Participate in architecture discussions and technical design reviews.

Skills

Generative AI

LLMs

RAG

AI agents

Python

APIs

Cloud platforms

Databases

Distributed systems

Tools

LLM APIs

Open-source models

Job description

Ethereum Technologies in Trenton, NJ, is seeking a 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 and hands-on experience in Generative AI, LLMs, RAG, AI agents, Python, APIs, cloud platforms, databases, and scalable distributed systems. Role covers architecture to deployment and optimization.