We are hiring a Senior Software Engineer II with deep expertise in React 18+ and Next.js 13+ (App Router, RSC, API Routes) to build scalable, high-performance web applications. The role requires strong JavaScript/TypeScript fundamentals and the ability to work across frontend and backend using Next.js + Node.js/Express.

Key Responsibilities :

- Develop and maintain full-stack modules using Next.js, React, Node.js, Express

- Build & integrate REST/GraphQL APIs

- Optimize performance (Core Web Vitals, bundle size, Lighthouse)

- Work with PostgreSQL/MySQL, Prisma/Sequelize, Redis

- Ensure high code quality (Jest, Playwright)

- Collaborate on architecture, scalability & system design

- Mentor juniors and contribute to engineering best practices

Must-Have Skills :

- 4+ years full-stack experience

- Strong JavaScript + TypeScript

- Advanced React & Next.js (App Router, Server Components)

- Backend : Node.js + Express

- DB : PostgreSQL/MySQL, ORM experience

- Understanding of caching, CDNs, scalability, client-server architecture

- CI/CD, Git, modern deployments (Vercel/AWS/Docker)

Good to Have :

- GraphQL, WebSockets, SSE

- Serverless (Vercel Functions / AWS Lambda)

- Auth flows (JWT/OAuth)