ASP.NET Developer Hiring 2026 – Ahmedabad / Remote

ASP.NET Developer Hiring 2026 – Ahmedabad / Remote

एक organization में ASP.NET Developer के लिए urgent hiring की जा रही है। अगर आपको backend development और database के साथ काम करने का अच्छा अनुभव है, तो यह opportunity आपके लिए उपयोगी हो सकती है।

Job Details

• Position: ASP.NET Developer – Backend + Database
• Experience: 5 Years
• Location: Ahmedabad / Remote
• Salary: Up to ₹8.5 LPA
• Hiring: Urgent

Required Skills

• ASP.NET Backend Development
• Database handling and development
• Strong backend programming knowledge
• Relevant experience with database-related tasks
• Problem-solving and debugging skills

How to Apply

Interested candidates अपना updated CV साझा कर सकते हैं।

Apply Here

अगर आप इस position के लिए eligible हैं, तो अपना updated resume जल्द share करें।

Top 10 junior level .NET Interview Questions & Answers

1. What is .NET?
   Answer: .NET is a free, open-source development platform created by Microsoft. It is used to build web applications, desktop applications, APIs, cloud services, mobile apps, and more.

2. What is the difference between .NET and .NET Framework?
   Answer: .NET Framework is the older Windows-focused platform, while modern .NET (formerly .NET Core) is cross-platform and runs on Windows, Linux, and macOS.

3. What is ASP.NET?
   Answer: ASP.NET is a web development framework built on .NET. It is used to create dynamic websites, web applications, REST APIs, and backend services.

4. What is ASP.NET Core?
   Answer: ASP.NET Core is a cross-platform, high-performance framework for building modern web applications and APIs using .NET.

5. What is CLR in .NET?
   Answer: CLR stands for Common Language Runtime. It manages the execution of .NET applications and provides services such as memory management, exception handling, security, and garbage collection.

6. What is CTS in .NET?
   Answer: CTS stands for Common Type System. It defines how data types are declared, used, and managed in the .NET environment, allowing different .NET languages to work together.

7. What is CLS in .NET?
   Answer: CLS stands for Common Language Specification. It provides a set of rules that .NET languages follow so that code written in different languages can interact with each other.

8. What is Garbage Collection in .NET?
   Answer: Garbage Collection is an automatic memory management feature in .NET. The Garbage Collector identifies objects that are no longer being used and releases their allocated memory.

9. What is Dependency Injection in ASP.NET Core?
   Answer: Dependency Injection (DI) is a design pattern used to provide required dependencies to a class instead of creating them inside the class. ASP.NET Core has built-in support for Dependency Injection.

10. What is Entity Framework Core?
    Answer: Entity Framework Core (EF Core) is an Object-Relational Mapper (ORM) for .NET. It allows developers to work with databases using C# objects and LINQ instead of writing SQL queries for every database operation.
    
    

    Top 10 .NET Interview Questions & Answers — 5–10 Years Experience

    1. What is the difference between .NET Framework and .NET (Core/5/6/7/8+)?

    Answer:
    .NET Framework is primarily a Windows-based framework used for building applications such as ASP.NET MVC, Web Forms, and Windows applications.

    Modern .NET is cross-platform, open-source, and supports Windows, Linux, and macOS. It provides better performance, built-in dependency injection, modern APIs, cloud-native capabilities, and improved support for containers and microservices.

    For new applications, modern .NET is generally preferred over the legacy .NET Framework.

    ---

    2. What is Dependency Injection in .NET, and why is it important?

    Answer:
    Dependency Injection (DI) is a design pattern where a class receives its dependencies from an external source instead of creating them internally.

    For example, instead of creating a repository directly inside a controller:

     

     

    public class UserController

    {

    private readonly IUserRepository _repository;

     

    public UserController(IUserRepository repository)

    {

    _repository = repository;

    }

    }

     

    The dependency is injected through the constructor.

    Benefits:

    • Loose coupling
    • Better unit testing
    • Easier maintenance
    • Better separation of concerns
    • Easier replacement of implementations

    In ASP.NET Core, DI is built into the framework.

    ---

    3. What is the difference between Singleton, Scoped, and Transient services?

    Answer:

    Lifetime	Description
    Transient	Creates a new instance every time it is requested
    Scoped	Creates one instance per HTTP request
    Singleton	Creates one instance for the application's entire lifetime

    Example:

     

     

    services.AddTransient<IEmailService, EmailService>();

    services.AddScoped<IUserService, UserService>();

    services.AddSingleton<ICacheService, CacheService>();

     

    A Scoped lifetime is commonly used for services such as Entity Framework DbContext, while Singleton should be used carefully for thread-safe, application-wide services.

    ---

    4. How do you improve the performance of a .NET Web API?

    Answer:
    I would first identify the actual bottleneck using logging, profiling, metrics, and database analysis.

    Common optimization techniques include:

    • Use asynchronous programming with async/await
    • Optimize database queries
    • Add appropriate database indexes
    • Avoid unnecessary Include() operations
    • Use pagination
    • Use caching where appropriate
    • Return only required fields using DTOs
    • Avoid unnecessary object allocations
    • Enable response compression when appropriate
    • Use efficient serialization
    • Move long-running operations to background jobs
    • Use connection pooling
    • Optimize external API calls

    For database-heavy APIs, I would also analyze the generated SQL and execution plan rather than optimizing only the C# code.

    ---

    5. What is the difference between IEnumerable, IQueryable, and List?

    Answer:

    IEnumerable is generally used for working with data that is already available in memory. LINQ operations are executed locally.

    IQueryable is designed for querying data sources such as databases. With Entity Framework, the LINQ expression can be translated into SQL and executed by the database.

    List is a concrete in-memory collection that stores the actual data.

    Example:

     

     

    IQueryable<User> users = db.Users.Where(x => x.IsActive);

     

    IEnumerable<User> result = users.ToList();

     

    A common mistake is calling ToList() too early. That can cause the entire dataset to be loaded into memory before filtering or projection.

    ---

    6. How does async/await work in .NET?

    Answer:
    async/await is primarily used for asynchronous operations, especially I/O-bound operations such as:

    • Database calls
    • HTTP requests
    • File operations
    • External API calls

    Example:

     

     

    public async Task<User> GetUserAsync(int id)

    {

    return await _context.Users

    .FirstOrDefaultAsync(x => x.Id == id);

    }

     

    The important point is that async/await does not automatically create a new thread. It allows the application to avoid blocking a thread while waiting for an asynchronous operation to complete.

    This is particularly useful in high-concurrency Web APIs.

    ---

    7. What is Middleware in ASP.NET Core?

    Answer:
    Middleware is a component in the ASP.NET Core request pipeline that can process HTTP requests and responses.

    Examples include:

    • Exception handling
    • Authentication
    • Authorization
    • Logging
    • CORS
    • Request/response processing

    A simple middleware can look like:

     

     

    app.Use(async (context, next) =>

    {

    // Before request

     

    await next();

     

    // After request

    });

     

    The order of middleware is important because requests pass through the pipeline in the configured sequence.

    ---

    8. How do you handle exceptions globally in ASP.NET Core?

    Answer:
    Instead of putting try-catch blocks in every controller action, I prefer centralized exception handling.

    For example, ASP.NET Core provides exception-handling middleware:

     

     

    app.UseExceptionHandler("/error");

     

    For APIs, a custom exception-handling middleware can:

    1. Catch unhandled exceptions.
    2. Log the exception.
    3. Map known exceptions to appropriate HTTP status codes.
    4. Return a consistent error response.

    For production systems, I would also avoid exposing internal exception details to clients.

    ---

    9. How would you secure a .NET Web API?

    Answer:
    I would use multiple layers of security.

    Important practices include:

    • JWT or OAuth 2.0/OpenID Connect for authentication
    • Role-based or policy-based authorization
    • HTTPS
    • Input validation
    • Proper authentication and authorization checks
    • Parameterized queries / EF Core
    • Secure secret management
    • Rate limiting where appropriate
    • CORS configuration
    • Secure HTTP headers
    • Proper logging and monitoring
    • Avoid exposing sensitive information in API responses
    • Regular dependency and security updates

    For example:

     

     

    [Authorize(Roles = "Admin")]

    [HttpGet("users")]

    public IActionResult GetUsers()

    {

    // Admin-only operation

    }

     

    Authentication confirms who the user is, while authorization determines what the user is allowed to do.

    ---

    10. How would you design a scalable .NET application for millions of users?

    Answer:
    For a large-scale application, I would focus on scalability, reliability, performance, and maintainability.

    A possible architecture could include:

     

     

    Client

    ↓

    Load Balancer

    ↓

    ASP.NET Core Web API

    ↓

    Service Layer

    ↓

    Database

    ↓

    Cache / Message Queue

     

    Depending on the requirements, I would consider:

    • Stateless APIs
    • Horizontal scaling
    • Load balancing
    • Redis or distributed caching
    • Database indexing and optimization
    • Read replicas
    • Background processing
    • Message queues
    • API versioning
    • CDN for static content
    • Monitoring and centralized logging
    • Containerization
    • CI/CD pipelines
    • Microservices only where they provide a real benefit

    The architecture should be based on actual business and scalability requirements rather than adopting microservices unnecessarily.

    ⭐ Important topics to prepare for 5–10 years experience

    Apart from these 10 questions, prepare strongly for:

    ASP.NET Core → Web API → Entity Framework Core → LINQ → SQL → Dependency Injection → SOLID → Design Patterns → Authentication/JWT → Microservices → Caching → Redis → Azure/AWS → Docker → CI/CD → Multithreading → Async/Await → Performance Optimization → System Design.