Consultant | ReactJS | Gurugram | Engineering | Platform Development & Integration

Job requisition ID :: 108592

Date: Jul 16, 2026

Location: Gurugram

Designation: Consultant

Entity: Deloitte Touche Tohmatsu India LLP

• *Consultant \| ReactJS \| Gurugram \| Engineering \| Platform Development \& Integration**

• **Job requisition ID** : 108592
• **Location**: Gurugram
• **Entity**: Deloitte Touche Tohmatsu India LLP

• *The team**

Deloitte’s Technology \& Transformation practice can help you uncover and unlock the value buried deep inside vast amounts of data. Our global network provides strategic guidance and implementation services to help companies manage data from disparate sources and convert it into accurate, actionable information that can support fact\-driven decision\-making and generate an insight\-driven advantage. Our practice addresses the continuum of opportunities in business intelligence \& visualization, data management, performance management and next\-generation analytics and technologies, including big data, cloud, cognitive and machine learning.

• *Your work profile**

We are looking for a React.js Developer with a strong foundation in software engineering principles, not just React development. The ideal candidate should be capable of building scalable, maintainable, and modular frontend applications.

• *Key skills required:**

• *React.js (Intermediate)**
• Strong understanding of React fundamentals
• Functional components and Hooks
• State management (Context API, Redux, or similar)
• Component lifecycle and rendering behavior
• Performance optimization (memoization, lazy loading, code splitting)
• Routing using React Router
• API integration and asynchronous data handling
• Form handling and validation
• Error boundaries and React best practices
• Reusable component development
• Strong knowledge of CSS
• Responsive design

• *JavaScript \& TypeScript**
• Strong knowledge of modern JavaScript (ES6\+)
• Closures, promises, async/await, event loop
• Modules and imports/exports
• TypeScript fundamentals (preferred)

• *Software Engineering Fundamentals**
• The candidate should have practical knowledge of:

• *SOLID Principles**
• Single Responsibility Principle
• Open/Closed Principle
• Liskov Substitution Principle
• Interface Segregation Principle
• Dependency Inversion Principle

• *Clean Architecture**
• Separation of concerns
• Layered architecture
• Business logic independent of UI
• Maintainable and testable code structure
• Clear understanding of presentation, domain, and data layers

• *Design Patterns**
• Factory Pattern
• Singleton Pattern
• Strategy Pattern
• Adapter Pattern
• Observer Pattern
• Dependency Injection concepts
• Ability to identify when and where design patterns should be applied

• *Modular Architecture**
• Feature\-based folder structure
• Modular and reusable code organization
• Shared utilities and common components
• Low coupling and high cohesion
• Scalable project architecture

• *Preferred Qualifications**

B.E / B.Tech / BCA/ MCA in Computer Science, Engineering or a related subject

• *Location and Way of Working:**

• Base location: Gurgaon
• Way of working: Hybrid