Senior Front End Engineer

Company: HRB
Location: San Francisco
Posted on: May 20, 2025

Job Description:

Senior Frontend EngineerLocation: San Francisco, CA Position Type: Full-Time, In-PersonWe're building a gamified developer platform empowering tens of thousands of coders to compete in exciting software engineering challenges - all while pushing the frontier of LLMs!

As a Senior Frontend Engineer, you'll become part of a passionate, fast moving team dedicated to solving challenging technical problems, designing engaging gamification experiences, and shaping the foundations to support the collective effort of developers worldwide.
What You'll Do

• Design and implement intuitive, attractive, and engaging user interfaces that captivate developers
• Collaborate closely with product managers, designers, and backend engineers to build seamless gamified experiences and interactive coding challenges
• Architect scalable frontend solutions, ensuring maintainability, performance, and reliability as our platform rapidly grows
• Drive frontend best practices, code quality, and mentorship within the engineering team
• Continuously experiment, iterate, and optimize user experiences based on data-driven insights and user feedbackWhat You Have
  • 3+ years of experience building scalable, performant frontend applications using React and TypeScript
  • Strong proficiency in styling responsive, attractive user interfaces with Tailwind CSS
  • Solid understanding of data fetching, state management, and API integration using GraphQL
  • Proven ability to architect maintainable, modular frontend codebases and establish best practices
  • Experience building and maintaining reusable component libraries and frontend design systems
  • Familiarity with frontend testing frameworks and best practices (e.g., Vitest, React Testing Library, MSW)
  • Passion for crafting delightful user experiences and attention to detail in UI/UX design
  • A proactive mindset, iterating quickly based on user feedback and data-driven insightsNice to Haves
    • Experience with Relay for efficient GraphQL data management and client-side caching
    • Familiarity with frontend code generation tools and workflows (e.g., Plop)
    • Knowledge of modern CI/CD practices, including automated testing, linting, and deployment pipelines
    • Interest in developer tooling and improving engineering productivity
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Keywords: HRB, Rancho Cordova , Senior Front End Engineer, Engineering , San Francisco, California