Frontend Engineer - (Next.js, React, TypeScript, Redux Toolkit, Tailwind CSS)

Dentsu · Bengaluru

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Job Description:

Job Description: Frontend Engineer

Tech Stack: Next.js | React | TypeScript | Redux Toolkit | Tailwind CSS

Total Exp : 6 - 8 Years

Notice Period : Immediate Joiners

Work Timings : 06.00 P.M. to 03.00 A.M

Role Overview

We are looking for a Frontend Engineer with strong experience in React, Next.js, and TypeScript to build scalable, high-performance, and maintainable web applications. The ideal candidate should have a solid understanding of frontend architecture, state management, API integration, and performance optimization, with the ability to collaborate effectively with backend engineers and other stakeholders.

Key Responsibilities

• Develop scalable, responsive, and maintainable web applications using Next.js, React, and TypeScript.
• Build reusable UI components and follow established frontend architecture and coding standards.
• Manage application state using Redux Toolkit, including slices, reducers, selectors, and asynchronous thunks.
• Integrate REST APIs, work with API contracts, and handle asynchronous operations, errors, loading states, and data synchronization.
• Build responsive interfaces using Tailwind CSS and modern frontend development practices.
• Optimize application performance, rendering, bundle size, and data-fetching workflows.
• Implement form validation, routing, authentication flows, and permission-aware UI.
• Write testable, high-quality code and participate in code reviews, debugging, and technical discussions.
• Collaborate with backend engineers to define API requirements, troubleshoot integration issues, and deliver features end to end.

Required Skills

Core Technologies

• Strong proficiency in JavaScript (ES6+), React, Next.js, and TypeScript.
• Solid understanding of React hooks, component composition, reusable patterns, and modern Next.js architecture.
• Strong knowledge of HTML5, CSS3, responsive design, and Tailwind CSS.

State Management and API Integration

• Hands-on experience with Redux Toolkit, including slices, selectors, and createAsyncThunk.
• Experience integrating REST APIs and working with API contracts, request/response schemas, and TypeScript types.
• Understanding of HTTP methods, status codes, authentication, pagination, filtering, and error handling.
• Ability to manage asynchronous workflows, loading states, failed requests, and data consistency.

Performance and Advanced Frontend Concepts

• Understanding of React rendering, re-renders, memoization, and component optimization.
• Experience with code splitting, lazy loading, caching, and bundle optimization.
• Understanding of Next.js rendering strategies, including SSR, SSG, Server Components, Client Components, and data-fetching patterns.
• Familiarity with browser developer tools, performance profiling, and Core Web Vitals.

Engineering Practices

• Proficiency with Git, branching, pull requests, and collaborative development workflows.
• Familiarity with frontend testing using tools such as Jest/Vitest and React Testing Library.
• Understanding of code quality, debugging, accessibility, and frontend security fundamentals.

Preferred Qualifications

• Experience with AI-assisted and agentic development workflows using tools such as Claude Code, including multi-file changes, codebase exploration, debugging, refactoring, and test generation.
• Ability to effectively guide AI coding agents through well-defined tasks, review generated code, validate results, and maintain code quality, security, and architectural consistency.
• Familiarity with backend technologies such as Node.js, NestJS, or Express.
• Understanding of REST API design, DTOs, validation, authentication, and authorization.
• Experience with Zod or similar schema-validation libraries, and OpenAPI/Swagger.
• Familiarity with RTK Query or TanStack Query for server-state management.
• Experience building enterprise applications, SaaS platforms, dashboards, or data-intensive interfaces.
• Familiarity with role-based access control (RBAC), multi-tenant applications, monorepos, and CI/CD workflows.
• Exposure to Docker and cloud platforms such as Microsoft Azure or AWS.

Ideal Candidate

• Strong problem-solving and analytical skills.
• Writes clean, reusable, maintainable, and well-typed code.
• Understands the reasoning behind architectural and performance decisions.
• Takes ownership of features from development through testing and delivery.
• Communicates effectively and collaborates well with cross-functional teams.

Experience: Mid-level to Senior, depending on technical depth and demonstrated ownership.

Core Stack: Next.js, React, TypeScript, Redux Toolkit, Tailwind CSS, REST APIs, Git.

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