Senior Frontend Engineer

We’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 feedback

What 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 insights

Nice 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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