Substantial full-stack professional experience, with demonstrated ability to work across the entire stack independently and lead technical decisions
Proficient with at least one major cloud platform (the majority of our work is in GCP); able to design, deploy, and operate production workloads in the cloud
Strong front-end expertise with React, the modern JavaScript/TypeScript ecosystem, and a real sense for UI craft (spacing, hierarchy, responsiveness, accessibility)
Backend proficiency in Python, or a demonstrated ability to become productive in Python quickly (we welcome strong developers from Node, Go, or Java eager to work in Python)
Hands-on experience with relational databases (PostgreSQL or similar) and REST/GraphQL API design
Fluent use of AI coding assistants in real production work—you can speak specifically to how you use them, where they help, and where they don’t
Comfortable working across the stack and driving features to completion without needing a clear handoff at every stage
Strong written and verbal communication skills, critical to keeping our US and Japan-based teammates aligned asynchronously
Experience with Python web frameworks like FastAPI, Django, or Flask
Familiarity with modern React tooling (Next.js, Tailwind, shadcn/ui, or similar)
Basic DevOps and CI pipeline literacy
Experience integrating LLM APIs (Anthropic, OpenAI, etc.) into production applications
Background in design systems, component libraries, or design-engineering collaboration
Interest in image/video processing, computer graphics, or web performance