Hybrid Senior Front-End Engineer

Posted last month

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About the role

  • Senior Frontend Engineer at Proxima developing AI-driven products to help independent brands connect with customers. Focused on crafting exceptional user experiences in fast-paced startup environments.

Responsibilities

  • Build, maintain, and scale frontend applications using TypeScript and React
  • Design and implement user interfaces for AI agent interactions, data visualizations, and consumer-facing products
  • Write clean, maintainable, and semantic HTML/CSS/SCSS with a strong eye for design and UX
  • Create responsive, accessible, and performant web applications that work flawlessly across devices and browsers
  • Collaborate closely with product and designers to translate mockups and prototypes into production-ready code
  • Build reusable component libraries and design systems
  • Optimize frontend performance, including bundle sizes, load times, and runtime efficiency
  • Work with backend teams to integrate APIs and manage application state effectively
  • Own frontend architecture decisions and champion best practices across the team
  • Stay on the cutting edge of modern frontend development, especially around AI-powered user experiences

Requirements

  • 6+ years of professional frontend development experience
  • Bachelor's degree (or higher) in Computer Science, Engineering, Design, or a related field
  • Proven experience working in startup environments—you've shipped products fast and worn multiple hats
  • Expert-level proficiency with TypeScript and React (including hooks, context, and modern patterns), with a strong ability to design maintainable, strongly-typed APIs
  • Strong command of CSS/SCSS, including Flexbox, Grid, animations, and responsive design techniques
  • Experience with modern frontend tooling (Webpack, Vite, ESBuild, etc.)
  • Solid understanding of web performance optimization and browser APIs
  • Experience building interfaces for AI-powered applications or complex data-driven products
  • Daily use of AI-assisted coding tools (e.g., GitHub Copilot, Cursor, Claude Code, etc.) is a requirement
  • Comfortable owning projects independently in a high-velocity development environment

Benefits

  • Competitive salary
  • Unlimited PTO
  • Health benefits for you and your dependents
  • Annual memberships to OneMedical and Teladoc
  • Summer Fridays (July 4 – Labor Day)
  • Weekly in-office team lunch
  • 12 weeks paid parental leave
  • 401(k) program
  • Pre-tax commuter, HSA, and FSA benefits
  • Pet-friendly office in the heart of Soho

Job title

Senior Front-End Engineer

Job type

Experience level

Senior

Salary

$150,000 - $190,000 per year

Degree requirement

Bachelor's Degree

Location requirements

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