Senior Full-Stack Engineer

Build the Spherecast Platform, the real-time operating system for global consumer-goods supply chains. Agnes, our AI Supply Chain Manager, runs on top of it to evaluate options, decide what to produce, where to make it, and how to move it through factories, warehouses, and channels.

Responsibilities

Own features end to end, from data models and APIs to the planning interfaces customers use; design the architecture that turns operational data into real-time actions; be part of the core team making the physical flow of goods programmable

Requirements

Hands-on experience with Python and FastAPI on the backend; Vue 3 (or deep React experience and willingness to switch), TypeScript, and Tailwind CSS on the frontend; track record of shipping real products; track record of building full-stack apps end-to-end, including data architecture, APIs, and UI; experience building data-dense product UIs such as interactive charts, editable tables, and drag-and-drop planning tools; experience keeping UIs fast with server-state patterns like TanStack Query; proficiency in SQL and writing high-performance queries over millions of data points; testing with pytest on the backend and Playwright and Vitest on the frontend; system design skills; experience using AI coding tools such as Claude Code, Codex, and OpenCode

Nice to have

Experience building a company before; unstructured data ingestion systems; DevOps; AWS

Benefits

Visa sponsorship