As a Senior Frontend Developer (React.js / Next.js), you will:
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Architect and build robust, scalable web applications using React.js and Next.js that make our platform easy and enjoyable to use.
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Own significant features end to end — from technical design through rollout — and set the standards others build against.
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Drive frontend performance: server-side rendering, static generation, bundle size, Core Web Vitals, and caching strategy.
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Collaborate with cross-functional teams to design and implement new features that enhance user engagement.
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Raise the quality bar through code reviews, refactoring, testing practices, and pragmatic technical debt reduction.
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Mentor mid-level and junior engineers, and help grow the team’s overall frontend capability.
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Stay ahead of emerging technologies and best practices in web development to keep our applications cutting-edge.
Requirements
Primary Requirements
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5+ years of professional experience building production web applications with JavaScript.
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5+ years of professional experience with React.js.
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Hands-on production experience with Next.js, including server-side rendering, static generation, and routing.
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Deep understanding of React concepts: functional components, hooks, state management, context, memoization, rendering behavior, and lifecycle.
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Strong command of ES6+, TypeScript, HTML, CSS, and a state management library (Redux or similar).
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Proven experience designing and integrating REST-based third-party APIs.
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Demonstrated ownership of frontend performance optimization, debugging, and browser testing.
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Experience with modern build tooling (Webpack, Babel, or equivalent) and frontend deployment pipelines.
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Track record of leading code reviews, refactoring legacy code, and improving engineering standards.
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Strong problem-solving skills with the ability to analyze, clarify, and scope requirements independently.
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High attention to detail and strong visualization of UI/UX.
Preferred Requirements
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Experience using Google Lighthouse and PageSpeed Insights to drive measurable frontend performance gains.
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Knowledge of SEO best practices for server-rendered web applications.
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Experience with component libraries, design systems, and monorepo tooling.
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Familiarity with automated testing (Jest, React Testing Library, Playwright/Cypress).
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Experience with feature flagging and progressive rollout practices.
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Experience working with asynchronous or distributed teams.
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Prior experience mentoring developers and leading technical initiatives.
Soft Skills & Mindset
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Clear communication and the confidence to challenge and be challenged.
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Curious, proactive, and generous with knowledge.
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Ability to work in a fast-paced, collaborative product environment.
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Strong desire to build real products that solve real problems.
Benefits
At Stadium, your input matters, and we believe in creating a culture where innovation is encouraged. Join us in crafting the future of group gifting and recognition. Your adventure starts here!
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Competitive salary based on skill set.
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Fully remote role - work with talented teammates across the globe.
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Flexible working hours and autonomy over your schedule.
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5-day work week for better work-life balance.
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Team retreats and offsites to connect and recharge.
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Meal vouchers and employee benefits (health insurance) support.
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Internal learning tracks to grow into other areas of development.