Senior AI Software Engineer — Graph/RAG for Quantum Apps

Zapata Quantum, Inc.; Boston (MA); Hybrid; USD 180,000 - 250,000; Full time

Job summary

Zapata Quantum, Inc. seeks a hands-on Senior Software Engineer to design and build a knowledge graph and AI-enabled application focused on quantum computing.

You will work across the stack on architecture, databases, and tooling to deliver scalable graph and vector data solutions. The role emphasizes owning decisions, experimenting with new technologies, and delivering high-impact software in a startup-like environment.

Qualifications

• 5+ years of professional software engineering experience with production code.
• Experience with knowledge graphs, ontologies, RAG, or related tech.
• Experience building production-grade web applications.
• Ability to make architectural decisions across frontend, backend, data, and infra.
• Experience using AI tools for engineering and testing.

Responsibilities

• Design and build systems involving knowledge graphs, ontologies, and AI-enabled apps.
• Develop scalable agentic pipelines with custom tools and evaluation loops.
• Architect and ship a modern interactive web application with intuitive UI.
• Make architectural decisions and evaluate tradeoffs and patterns.
• Implement backend systems, data models, APIs, data pipelines, and integrations.
• Integrate AI features like intelligent search and contextual assistance.
• Collaborate with product and leadership to translate business needs into tech solutions.
• Hands-on coding, testing, and shipping production code.
• Contribute to engineering standards and best practices.

Skills

Knowledge graphs

Ontologies

RAG

Graph databases

Vector databases

Agentic design

React

Python

Cloud platforms

Tools

Pinecone

Weaviate

Milvus

FAISS

GCP/Firebase

Job description

Zapata Quantum, Inc. seeks a hands-on Senior Software Engineer to design and build a knowledge graph and AI-enabled application focused on quantum computing.

You will work across the stack on architecture, databases, and tooling to deliver scalable graph and vector data solutions. The role emphasizes owning decisions, experimenting with new technologies, and delivering high-impact software in a startup-like environment.