Hybrid Principal Product Engineer, Frontend

Posted 3 hours ago

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About the role

  • Principal Product Engineer managing frontend architecture for AI-augmented engineering tools at Flux. Driving performance strategy and mentoring senior engineers within the hybrid work environment.

Responsibilities

  • Define and evolve the frontend architecture of a large-scale, real-time browser-based engineering tool.
  • Establish scalable patterns for state management, data synchronization, and multi-pane editing systems.
  • Lead performance strategy for large and complex hardware projects.
  • Design and review systems that integrate AI-powered workflows deeply into the UI.
  • Drive standards for code quality, observability, and maintainability.
  • Partner with backend and infrastructure engineers on API design and cross-system boundaries.
  • Mentor senior engineers and raise the technical bar across the organization.
  • Contribute to product strategy where technical constraints and opportunities shape direction.

Requirements

  • Strong command of modern React and TypeScript in sizable production codebases.
  • Experience shipping and iterating on complex, interactive web applications (e.g., design tools, visual editors, multi-pane interfaces).
  • Experience building responsive UIs on top of asynchronous or computation-heavy backend systems.
  • Strong product judgment and experience collaborating closely with design and product.
  • Experience with browser performance profiling and debugging.
  • Comfortable working across the stack to integrate APIs and make small backend changes.
  • Experience in startup or high-ownership environments.
  • Based in the San Francisco Bay Area or willing to relocate.

Benefits

  • Health insurance
  • Flexible work arrangements
  • Professional development

Job title

Principal Product Engineer, Frontend

Job type

Experience level

Lead

Salary

Not specified

Degree requirement

Bachelor's Degree

Tech skills

Location requirements

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