Senior Frontend Engineer (Contractor)
Remote
RemoteFull TimeSenior LevelSmall
Full TimeSenior LevelSmall
Job Summary
Implement pixel-accurate, responsive interfaces using React, TypeScript, and Material UI for the Hauler Hero operating system. Own features end-to-end, from design handoff through implementation, testing, and deployment, while building complex forms and optimizing performance metrics. Drive frontend quality standards by executing unit, integration, and end-to-end testing with Jest, Cypress, or Playwright, and mentor junior engineers in an async-first remote environment. Consistently overlap with U.S. working hours as a contractor serving 240+ haulers across the country.
Required Qualifications
- 5+ years of experience building production React applications
- Strong TypeScript experience or full readiness to adopt it
- Deep experience with Material UI version 5 or later
- Expert-level experience with Redux Toolkit and RTK Query
- Advanced CSS3 skills, including Flexbox, Grid, responsive design, and mobile-first principles
- Experience building complex forms with React Hook Form
- Hands-on ownership of frontend testing using Jest, React Testing Library, Cypress, or Playwright
- Pixel-accurate Figma-to-code execution
- Strong understanding of responsive and mobile-first UX
- Experience with performance optimization, code splitting, lazy loading, and profiling
- Experience working in Agile or Scrum environments
- Comfortable with pull request-based Git workflows and code reviews
- Familiarity with Slack, Figma, and modern frontend build tools such as Vite or Webpack
- Strong written English communication
- Ability to work independently in a remote environment
- Must consistently overlap with U.S. working hours
Desired Qualifications
- Firebase Authentication or Firebase Storage
- Mapping libraries such as Leaflet, Mapbox, or Google Maps
- GraphQL or REST API integration
- Monorepo or micro-frontend experience
- B2B SaaS or field-service software experience
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