Req ID: 301219

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

We are currently seeking a Field Service - .NET Sr Developer (Onsite/Hybrid) to join our team onsite/hybrid in San Diego, California (US-CA), United States (US).

Senior .NET Full Stack Developer Role

Job Overview:

We are seeking a highly experienced Senior .NET Full Stack Developer with expertise in designing, developing, and maintaining web applications and services. The ideal candidate will possess a deep understanding of front-end and back-end technologies, specializing in .NET Core, C#, and modern JavaScript frameworks (e.g., Angular, React, Vue.js). A strong focus on integration solutions (APIs, microservices, cloud platforms, and third-party systems) is required. The developer will work closely with cross-functional teams to deliver enterprise-level applications, provide leadership in solution architecture, and mentor junior developers.

• Design, develop, and maintain full-stack web applications using .NET technologies and modern JavaScript frameworks.
• Lead the architectural design and development of scalable and maintainable web solutions.
• Develop and maintain RESTful APIs, microservices, and system integration components.
• Collaborate with teams across various departments to define, design, and ship new features, ensuring integration with external systems and services.
• Implement robust, efficient, and secure integration solutions across diverse platforms and services (cloud, on-premise).
• Work on database design and optimization using SQL Server, NoSQL, or other relevant databases.
• Perform code reviews to ensure code quality, maintainability, and adherence to best practices.
• Troubleshoot and resolve complex technical issues across front-end and back-end components.
• Collaborate in Agile/Scrum teams, providing technical leadership and mentoring junior developers.
• Ensure the highest level of software quality through automated testing frameworks, unit testing, and performance tuning.
• Provide ongoing support for web applications, continuously improving performance, security, and scalability.

• 10+ years of hands-on experience in full-stack development with a focus on .NET technologies.
• Extensive experience with C#, .NET Core, ASP.NET MVC, Web API, Entity Framework.
• Strong front-end development skills using modern JavaScript frameworks such as Angular, React, or Vue.js.
• Proficiency in HTML5, CSS3, SASS/LESS, JavaScript (ES6+).
• Expertise in integration technologies, including RESTful APIs, SOAP, microservices, and message queues (e.g., RabbitMQ, Kafka).
• Experience with Azure, AWS, or Google Cloud Platform for cloud-based application development and deployment.
• Proficient in working with databases, including SQL Server, MySQL, PostgreSQL, and NoSQL databases.
• Strong knowledge of design patterns, SOLID principles, and best practices in software architecture.
• Experience in CI/CD pipelines (e.g., Jenkins, Azure DevOps, GitHub Actions) and version control systems such as Git.
• Ability to develop and maintain unit and integration tests using testing frameworks like NUnit or similar.
• Knowledge of containerization technologies (Docker, Kubernetes) and experience deploying to cloud or on-premise environments.
• Familiarity with DevOps practices and a collaborative approach to working with operations teams.
• Strong problem-solving skills and the ability to troubleshoot complex issues effectively.
• Excellent communication skills and the ability to work both independently and in a team environment.