Lead GenAI Engineer: AI/LLM Systems Architect

Siri InfoSolutions Inc; Phoenix (AZ); On-site; USD 140,000 - 190,000; Full time

Job summary

Siri InfoSolutions Inc in Phoenix, AZ is seeking a Lead AI/GenAI Engineer for an onsite, 12+ month engagement. You will design and deliver advanced GenAI/LLM solutions, architect AI-powered workflows, and lead hands-on development across the stack.

The role requires strong Python skills, practical experience with embeddings, RAG, vector databases, LangChain or LlamaIndex, and integration of OpenAI/Azure OpenAI, Anthropic Claude, or Gemini APIs; familiarity with REST/microservices is essential.

Qualifications

• 8+ years of software/AI engineering experience with hands-on development.
• Strong experience in Generative AI, LLMs, and AI/ML solutions.
• Excellent Python programming skills.
• Hands-on experience with RAG, embeddings, vector databases, and prompt engineering.
• Experience with LangChain and/or LlamaIndex.
• Experience integrating OpenAI/Azure OpenAI, Anthropic Claude, or Gemini APIs.
• Experience building AI Agents / Agentic AI workflows.
• Strong knowledge of REST APIs, microservices, and enterprise application integration.

Skills

GenAI & LLMs

Python programming

RAG

Embeddings

Vector databases

Prompt engineering

LangChain

LlamaIndex

OpenAI/Azure OpenAI integration

Anthropic Claude & Gemini APIs

AI Agents / agentic workflows

REST APIs / microservices

Tools

LangChain

LlamaIndex

Vector databases

Job description

Siri InfoSolutions Inc in Phoenix, AZ is seeking a Lead AI/GenAI Engineer for an onsite, 12+ month engagement. You will design and deliver advanced GenAI/LLM solutions, architect AI-powered workflows, and lead hands-on development across the stack.

The role requires strong Python skills, practical experience with embeddings, RAG, vector databases, LangChain or LlamaIndex, and integration of OpenAI/Azure OpenAI, Anthropic Claude, or Gemini APIs; familiarity with REST/microservices is essential.