.NET Developer( F2F interview)

Role: .NET Developer

Location: New York, NY

Duration: Long Term

Job description:

Design:

1. Special Education Hearings Case Management System (CMS):

• Design new workflows for the Special Education Hearings CMS using C#, ASP.NET, .NET MVC, .NET Core, and SQL Server 2019.
• Develop the front-end of the CMS using HTML, CSS, JavaScript, and Angular 8.

2. Application Submission Portal:

• Design and build an online submission portal for forms with embedded business rules and workflows.
• Ensure forms and workflows are mobile-responsive with key features accessible via mobile devices, including:

• Viewing case status.
• Reviewing and approving documents.

3. Bi-directional Web Services:

• Design and implement web services to integrate the CMS with external portals and process data files from various agencies.
• Build authentication web services to handle internal user authentication via Active Directory (AD) and manage user permissions.

4. New Workflow Features:

• Design and implement workflows to:

• Process online submitted forms.
• Support calendaring and scheduling for hearing rooms and related activities.

5. Reporting & Error Management:

• Design and develop new reports for the CMS using SSRS and Crystal Reports.
• Implement logic to capture and display error/warning messages during hearings.

Coding:

1. Development Framework:

• Develop the application using Service-Oriented Architecture (SOA) and Model View-Controller (MVC) patterns.
• Apply Faade, Factory, Singleton design patterns for better application structure and scalability.
• Utilize Database Access Application Block (DAAB) and Exception Handling Application Block (EHAP) for enhanced data access and error handling.

1. Technology Stack:

• Code using C#, ASP.NET, .NET MVC, .NET Core, SQL Server 2019, HTML, CSS, JavaScript, Angular 8, REST and SOAP Web Services, XML, SSRS, and Crystal Reports.

1. Web Services Development:

• Create new web services for:

• Communicating and processing data files from external agencies.

• Scanning service compatible with Microsoft Edge.
• Audio and video recording services compatible with Microsoft Edge.

Testing:

1. Unit Testing:

• Design and prepare unit test cases to ensure functionality meets requirements and to identify and fix bugs early in the development process.
• Conduct unit tests on the application code to verify compliance with design specifications.
• Deploy the code in a testing environment for sanity, regression, and functional testing before passing to the QA team for further validation.

Mandatory Skills/Experience

Note: candidates who do not have the mandatory skills will not be considered

1. Backend Technologies:

• C#: Must have strong experience in C# for backend development, including writing clean, maintainable, and performant code.
• ASP.NET MVC: Proven experience in ASP.NET MVC for building scalable, maintainable web applications.
• .NET Core: Deep understanding and hands-on experience with .NET Core for building robust, high performance, cross-platform applications.

1. Entity Framework (EF):

• Experience in EF Core or EF 6 for object-relational mapping (ORM).
• Experience in Code First or Database First approaches with EF.
• Proficient in writing LINQ queries to interact with databases.
• Strong understanding of EF migrations, optimizing EF queries, and managing complex data relationships.
• SQL Server 2019: Must have experience in designing databases, writing optimized SQL queries, stored procedures, and handling database performance tuning in SQL Server 2019.
• Web Services: o RESTful APIs: Experience in designing and consuming REST APIs using ASP.NET Core Web API.
• SOAP Web Services: Hands-on experience in working with SOAP web services, WSDL, and XML-based services.

1. Frontend Technologies:

• HTML/CSS: Solid knowledge of HTML5 and CSS3 for responsive web design and UI development.
• JavaScript: Proficient in JavaScript (ES6+), with the ability to write clean, efficient code for dynamic web functionality.
• Angular 8: In-depth experience in developing Single Page Applications (SPAs) using Angular 8, including knowledge of components, directives, services, and routing.

1. Reporting & Data Presentation:

• SSRS (SQL Server Reporting Services): Hands-on experience with SSRS to create and deploy interactive, parameterized reports integrated within a web application.
• Crystal Reports: Strong experience in designing and generating reports using Crystal Reports and embedding them into applications.

1. Software Design & Architecture:

• MVC Architecture: Solid understanding of the Model-View-Controller (MVC) architecture for web application development.
• Design Patterns: Experience with common design patterns like Repository Pattern, Factory Pattern, and Singleton Pattern.
• Unit Testing & TDD: Experience with Unit Testing using frameworks such as XUnit, MSTest, or NUnit. Familiar with Test-Driven Development (TDD) practices to ensure high code quality.

1. Version Control & CI/CD:

• Git: Proficiency in using Git for version control and collaboration in a team-based environment.
• CI/CD: Hands-on experience with Continuous Integration and Continuous Deployment (CI/CD) practices using tools like Azure DevOps, Jenkins, or GitLab CI.

1. Security:

• Authentication/Authorization: Experience in implementing user authentication and authorization, including OAuth, JWT (JSON Web Tokens), and role-based access control (RBAC) in a web application. OATH Consultant Services Scope of services

1. Soft Skills:

• Communication: Excellent communication skills to effectively collaborate with cross-functional teams, stakeholders, and non-technical team members.
• Problem-Solving: Strong analytical and problem-solving abilities to troubleshoot issues and devise optimal solutions.

Additional Preferred (Non-Mandatory) Skills:

• Microservices Architecture: Experience in designing and developing microservices based applications.
• Performance Optimization: Proven track record of optimizing both frontend and backend performance, including database query optimization.
• Containerization (Docker/Kubernetes): Familiarity with containerizing applications and deploying them using Docker and Kubernetes for scaling.