React Developer
NTT DATA Services · Gurgaon, Haryana, India
IT Services and IT Consulting · 10,001+ employees
About the role
Design and develop full-stack web applications using React for the frontend and .NET Core for the backend. You will build scalable UI components, robust REST APIs, and ensure application security and performance.
What they look for
Requirements
Requires strong proficiency in React.js, C#, and .NET Core with experience in relational databases and state management. Candidates should be familiar with Agile methodologies and clean architecture principles.
Full description
Job Title: Senior React + .NET Developer
Job Summary: We are looking for a highly skilled React + .NET Developer with strong experience in building modern web applications using React on the frontend and .NET / .NET Core on the backend. The ideal candidate should have solid hands-on expertise in developing scalable UI components, RESTful APIs, and end-to-end enterprise applications, along with a strong understanding of software design, performance, and integration patterns.
This role requires someone who can work across the full stack, collaborate with cross-functiona… teams, and deliver secure, maintainable, and high-performing solutions.
**Key Responsibilitie…
- Design, develop, and maintain full stack web applications using React and C# / .NET Core
- Build responsive, reusable, and scalable frontend components using React
- Develop robust backend services and REST APIs using ASP.NET Core
- Integrate frontend and backend components seamlessly across application layers
- Write clean, maintainable, testable, and efficient code following best practices
- Work with relational databases and optimize queries for performance and scalability
- Collaborate with product managers, designers, QA, and other developers to deliver high-quality solutions
- Troubleshoot, debug, and resolve application issues across frontend and backend systems
- Participate in code reviews, technical design discussions, and architecture decisions
- Ensure application security, performance, reliability, and scalability
- Contribute to CI/CD pipelines, deployment processes, and environment support
- Mentor junior developers and support engineering best practices
**Required Skills and Qualifications:…
- Strong experience as a Full Stack Developer or React + .NET Developer
- Strong hands-on experience with React.js
- Strong proficiency in C#, .NET Core, and ASP.NET Core
- Experience building and consuming REST APIs
- Solid understanding of HTML5, CSS3, JavaScript, and TypeScript
- Experience with state management libraries such as Redux, Context API, or similar
- Good understanding of frontend architecture, component lifecycle, and performance optimization
- Experience with SQL Server or other relational databases
- Familiarity with Entity Framework / Entity Framework Core
- Experience with Git and version control best practices
- Understanding of object-oriented programming, design patterns, and clean architecture
- Experience with unit testing for frontend and backend applications
- Familiarity with Agile/Scrum development methodologies
- Strong problem-solving… debugging, and communication skills
**Preferred Qualifications:…
- Experience with Azure or AWS
- Familiarity with microservices architecture
- Experience with Docker and containerized deployment
- Knowledge of authentication/… mechanisms such as JWT, OAuth
- Experience with CI/CD tools such as Azure DevOps, GitHub Actions, or Jenkins
- Exposure to automated testing frameworks such as xUnit, NUnit, Jest, React Testing Library
- Experience with third-party API integrations
- Understanding of secure coding practices and application monitoring
Key Competencies:
- Full stack application development
- Frontend engineering with React
- Backend API development with .NET Core
- Database design and optimization
- Performance tuning and debugging
- Cross-team collaboration
- Code quality and maintainability
Sample Tech Stack:
- Frontend: React.js, TypeScript, JavaScript, HTML5, CSS3
- Backend: C#, .NET Core, ASP.NET Core
- API: REST APIs
- Database: SQL Server
- ORM: Entity Framework Core
- Tools: Git, CI/CD, Docker
- Cloud: AWS