Next.js Developer - React, Next.js, Node - 4+ yrs - Bangalore

• Design, develop, and maintain front-end and back-end modules using Next.js, Node.js, and Express.
• Implement SSR, SSG, ISR, and edge deployments (Vercel / Cloudflare) for performant, resilient applications.
• Build and integrate REST and GraphQL APIs, ensuring efficient communication between client and server.
• Optimize web performance, including Core Web Vitals, Lighthouse scores, bundle size, and runtime efficiency.
• Leverage CDNs, caching layers (Redis, Cloudflare), and best practices in client-server architecture.
• Ensure code quality through unit and integration tests using tools such as Jest and Playwright.
• Collaborate closely with design, backend, and DevOps teams to deliver secure, scalable features.
• Participate in code reviews, uphold engineering best practices, and improve overall code quality.
• Mentor junior developers, provide technical guidance, and help drive architectural decisions.
• Contribute to system design discussions with a focus on scalability, fault tolerance, and maintainability.

Skills & Qualifications:

• Experience:

4+ years of experience in full-stack web development.

• Languages & Fundamentals:

Strong foundation in JavaScript, TypeScript, ES6+, and browser internals.

• Frontend:

Expertise in React 18+ and Next.js 13+ (App Router, Server Components, Server Actions, API Routes).

• Backend:

Good knowledge of Node.js, Express.js, and RESTful API design principles.

• Databases:

Experience with PostgreSQL/MySQL and ORMs such as Prisma or Sequelize; exposure to Redis is a plus.

• Styling & UI:

Familiarity with Tailwind CSS, Shadcn UI, or Styled Components for building modern interfaces.

• Architecture & Scaling:

Understanding of client-server architecture, CDN usage, caching strategies, load balancing, and basic fault tolerance.

• Performance & Optimization:

Hands-on experience with performance tuning, Core Web Vitals, and bundle optimization.

• Testing & Quality:

Experience with unit and integration testing (Jest, Playwright or similar frameworks).

• DevOps & Tooling:

Familiarity with Git, CI/CD pipelines, and deployments on platforms like Vercel, AWS, or Dockerized environments.