Fullstack Developer (Vue)

Location: On-site in New York City, New York, United States

Company

Builds an AI-native operating system for consumer-goods supply chains, connecting demand, inventory, materials, capacity, costs, and business rules in a real-time operating context.

What you will do

• Build the Spherecast OS across data models, APIs, and customer-facing planning interfaces.
• Design architectures that turn complex operational data into real-time supply-chain actions.
• Develop backend services with Python and FastAPI, and frontend applications with Vue 3, TypeScript, and Tailwind CSS.
• Create data-dense interfaces including interactive charts, editable tables, and drag-and-drop planning tools.
• Write high-performance SQL queries for datasets containing millions of data points per customer.
• Work directly with consumer-packaged-goods operators to understand workflows, ship product improvements, and operate the resulting systems.

Requirements

• Senior-level experience shipping full-stack products end to end.
• Hands-on experience with Python, FastAPI, Vue 3 or React, TypeScript, and Tailwind CSS.
• Experience designing data architectures, APIs, and production user interfaces.
• Strong SQL and system-design skills, including scalable architectures requiring minimal manual supervision.
• Experience with server-state patterns such as TanStack Query and performance-focused data-dense interfaces.
• Testing experience with pytest, Playwright, and Vitest.

Nice to have

• Experience founding or building a company.
• Experience with unstructured data ingestion systems, DevOps, or AWS.
• Experience with Claude Code, Codex, and OpenCode.

Culture & Benefits

• High-ownership role on the core team.
• Fast-moving environment with ambitious product goals and a high engineering bar.
• Opportunity to build programmable infrastructure for the physical flow of consumer goods.