[Remote] Senior Next.js Engineer (Frontend Platform & Architecture Stabilization)
Note: The job is a remote job and is open to candidates in USA. Sphere is seeking a Senior Next.js Engineer to take ownership of their production-grade frontend platform built with Next.js. The role involves stabilizing the frontend codebase, introducing architectural consistency, and improving scalability and maintainability while continuing active development.
Responsibilities
- Analyze existing Next.js (Vercel-hosted) application and identify architectural gaps
- Define and implement a clean and scalable frontend architecture
- Build and maintain a consistent frontend data layer / API abstraction layer
- Improve application performance, maintainability, and scalability
- Refactor fragmented or inconsistent code structures
- Ensure consistent patterns across pages, components, and modules
- Continue delivery of new features alongside stabilization work
- Collaborate with stakeholders to translate requirements into technical implementation
- Leverage AI-assisted development tools to improve delivery efficiency
Skills
- 5+ years of experience in frontend development
- Experience with Next.js and React in production environments
- Experience working with Vercel deployments and CI/CD workflows
- Strong understanding of frontend architecture and system design
- Experience working with headless CMS (WordPress, Contentful, Strapi, etc.)
- Experience designing data fetching strategies (SSR / SSG / ISR / client-side hybrid)
- Experience improving existing large-scale codebases
- Experience with AI-assisted development tools (Claude, Cursor, Copilot, etc.)
- Ability to impose structure in fast-moving or loosely organized environments
- Strong communication skills and ability to work with non-technical stakeholders
- Experience scaling Next.js applications on Vercel
- Performance optimization experience (Core Web Vitals, caching strategies)
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