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I need a clean, well-structured ASP.NET REST service that processes static infrastructure data stored in a SQL database. The service must expose endpoints to create, read, update and delete the records, returning JSON throughout. Key points • Technology stack: ASP.NET (Core preferred) with Entity Framework (Code First or Database First—use what lets you move fastest) and Microsoft SQL Server. • Data model: a small set of tables representing our infrastructure items; I will supply the exact fields once we start, but plan for typical ID, name, location and status columns. • Endpoints: /items (GET list, POST create), /items/{id} (GET, PUT, DELETE) plus any helper routes you feel are useful. • Processing rules: basic validation (unique names, non-null locations) and a couple of server-side calculations—nothing computationally heavy, mostly formatting. • Authentication can be stubbed (e.g., simple API key in header) because the primary goal is the data-processing workflow. • Testing: include a minimal Postman collection or cURL snippets so I can hit each endpoint out of the box. • Deliverables: complete Visual Studio solution, SQL scripts or migration files, and a short README explaining environment variables and build steps. Acceptance criteria – All CRUD operations work against the SQL backend. – JSON responses follow a consistent structure with clear status codes. – Code compiles and runs locally with one command (dotnet run or docker-compose up). If this fits your skill set, let me know your estimated turnaround time and any similar projects you can point me to.
N° de projet : 40268396
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153 freelances proposent en moyenne €473 EUR pour ce travail

Hello, I will deliver a clean, well-structured ASP.NET Core REST API with EF Core and a SQL Server backend to manage your infrastructure items. The service will expose /items and /items/id endpoints with CRUD, return consistent JSON, and include basic validation (unique names, non-null locations) plus simple server-side formatting calculations. I will use EF Core to choose either Code First or Database First based on speed, and I’ll supply migrations or SQL scripts so you can reproduce the schema easily. A stubbed API key authentication will be in place for simple access control, and I’ll include a minimal Postman collection and curl examples to test every endpoint out of the box. Deliverables will be a Visual Studio solution, migration scripts, and a concise README detailing environment variables and build steps. Brief understanding and approach: You want a fast, reliable API that stores small infrastructure item records and exposes a stable JSON contract. I’ll scaffold a lean data model (ID, name, location, status) and implement CRUD with validation and lightweight formatting logic. I’ll wire endpoints to be self-describing and testable, with reproducible migrations. I’ll prioritize clean architecture, clear error handling, and easy local setup so you can hit the ground running. What is the preferred authentication approach for production beyond the stub API key, and do you have any security/compliance constraints I should align with?
€750 EUR en 19 jours
8,7
8,7

Having been in the software engineering industry for over 15 years, I have gathered substantial knowledge and expertise, specifically in .NET technologies, C#, ASP.NET Core, and Microsoft SQL Server, which align perfectly with your requirements for a clean and well-structured ASP.NET REST service interfacing with SQL database. On top of this, delivering quality results within stipulated timelines has been ingrained in me through handling diverse assignments across Europe. The backend infrastructure will be based on clean architecture principle with CQRS pattern to implement the separation between queries and commands. Please send me the tables and i will mock up quickly the EF mapping. Look at my previous jobs. Regards, Armando
€750 EUR en 10 jours
8,4
8,4

Being an expert asp.net backend developer i can deliver you rest api for crud operation usinvg Entity framework along with sql queries and a complete postman collection for the apis testing. I have over 8 years of experience in asp.net rest api creation and can deliver a robust solution
€250 EUR en 7 jours
8,6
8,6

I would use ASP.NET Core 8.0 with Entity Framework (Code First) to develop this REST Api.. -->Will use the mentioned columns (ID, name, location and status ) that can easily be extended later -->All end points would be provided with proper validation -->Basic authentication will be provide along with Postman collection All required things will be provided (CRUD operations ,JSON responses and dotnet run for running it) Have been working in .Net since 2010 Looking forward to have a chat with you to discuss further.
€295 EUR en 7 jours
7,8
7,8

Hello, I'm Abu Gosia I'm interested in your project very well. I'm good in C#, .Net Core, MVC, ASP.NET, Angular.js, Yii2, PHP, Laravel, Codeigneter, Wordpress, Prestashop, Open Cart. I m quite well experienced in these jobs. Let's go ahead with me. Thanks
€500 EUR en 14 jours
6,9
6,9

Hi there, I see you need a clean ASP.NET REST service for managing your infrastructure data. It sounds like a straightforward task, and I can set up the endpoints for CRUD operations easily. I’ll use Entity Framework to connect with your SQL database, ensuring that everything is well-structured and efficient. For the endpoints, I’ll create: - /items for listing and creating items - /items/{id} for fetching, updating, and deleting specific records I’ll also include some basic validation for unique names and non-null locations, along with a few server-side calculations as needed. To make it easy for you to test, I’ll provide a Postman collection with sample requests. The final deliverables will include a complete Visual Studio solution, SQL migration files, and a README to guide you through the setup. It’s important to keep the code clean and maintainable, so I’ll ensure everything compiles and runs smoothly with just one command. Looking forward to your response! Regards, Burhan Ahmad
€380 EUR en 4 jours
6,4
6,4

⭐⭐⭐⭐⭐ CnELIndia, under the leadership of Raman Ladhani, is well-equipped to help you successfully complete your project. Here’s how we can deliver: Technology Stack & Framework: We’ll use ASP.NET Core with Entity Framework (Code First) to ensure rapid development and easy migration to SQL Server, ensuring scalability and maintainability. Data Model & Endpoints: We’ll create a flexible data model with tables for infrastructure items and implement the specified CRUD endpoints. The routes will be structured and follow RESTful conventions for easy integration. Processing & Validation: Our team will ensure server-side validation, such as unique names and non-null locations, with additional business logic for calculations like formatting. Authentication & Testing: We’ll implement simple API key-based authentication for now and provide a Postman collection with cURL snippets for easy endpoint testing. Deliverables & Execution: We'll deliver a complete Visual Studio solution, migration files, and a README with clear instructions. The project will be dockerized for seamless local deployment. With our expertise, the project will be completed efficiently, ensuring a smooth, working solution.
€500 EUR en 7 jours
6,4
6,4

Hi, I'm excited to propose for the project described. Given my decade of experience in developing robust ASP.NET applications with a focus on REST services and SQL database integration, I believe I can deliver a clean, well-structured service tailored to your needs. Using ASP.NET Core and Entity Framework (Code First), I'll ensure all CRUD operations are implemented efficiently, leveraging Microsoft SQL Server for the backend. Authentication will be stubbed using a simple API key in the header to focus on the data-processing workflow. The solution will include detailed JSON responses with clear status codes and minimal Postman collections or cURL snippets for easy testing. I plan to complete the project within 2 weeks from the start date, ensuring all deliverables are met: a complete Visual Studio solution, SQL scripts/migration files, and a README that explains setup steps. Looking forward to your response! Best, Reed
€700 EUR en 15 jours
6,1
6,1

Hello, As a .NET specialist with extensive experience in C# Programming and Microsoft SQL Server, I am confident in my skills to develop an exceptional ASP.NET REST service for your infrastructure data that efficiently retrieves the necessary information from your SQL database. My proficiency in using Entity Framework will ensure a well-structured and maintainable solution for your needs. In regards to endpoints implementation, I have a knack for crafting clean and intuitive routes. Apart from the stated /items (GET list, POST create), /items/id (GET, PUT, DELETE) endpoints, I believe there are several other helpful routes that could enhance efficiency in data processing workflow, and I’m keen on incorporating them. For better user reinforcement and simplified integration process, I’ll put together an elaborate documentation including a utilitarian Postman collection to help you understand and independently test each endpoint out of the box. My turnaround time is estimated to be x weeks/months (time depends on project complexity) without compromising quality standards. Let's discuss further how my skills can bring value to your project. Thanks!
€750 EUR en 1 jour
5,9
5,9

⭐⭐⭐⭐⭐ Build a Clean ASP.NET REST Service for Infrastructure Data ❇️ Hi My Friend, I hope you are doing well. I've reviewed your project details and see you are looking for an ASP.NET REST service. You don't need to look any further; Zohaib is here to help you! My team has completed 50+ similar projects for REST services. I will build a clean and efficient service that processes your static infrastructure data stored in SQL. ➡️ Why Me? I can easily create your ASP.NET REST service as I have 5 years of experience in web development, focusing on ASP.NET, Entity Framework, and SQL Server. My expertise includes building REST APIs, data management, and server-side logic. I also have a strong grip on testing and ensuring the service runs smoothly. ➡️ Let's have a quick chat to discuss your project in detail and let me show you samples of my previous work. Looking forward to discussing this with you! ➡️ Skills & Experience: ✅ ASP.NET Core ✅ Entity Framework ✅ Microsoft SQL Server ✅ RESTful API Design ✅ JSON Handling ✅ CRUD Operations ✅ Basic Validation ✅ Server-Side Calculations ✅ Postman Testing ✅ cURL Snippets ✅ Visual Studio Solutions ✅ Migration Scripts Waiting for your response! Best Regards, Zohaib
€350 EUR en 2 jours
6,0
6,0

Hello, I will develop a clean, well-structured ASP.NET Core REST API backed by Microsoft SQL Server for your infrastructure data. The service will provide full CRUD endpoints: /items (GET list, POST create) and /items/{id} (GET, PUT, DELETE), with consistent JSON responses and clear status codes. The data model will support typical fields (ID, name, location, status), with validation for unique names and non-null locations. Simple server-side formatting calculations will be included. Authentication will be stubbed via API key headers for immediate testing. Entity Framework (Code First or Database First) will be used for fast setup and migrations. Deliverables: Visual Studio solution, SQL scripts or EF migrations, Postman collection or cURL snippets, and a README with environment variables and build/run instructions. The API will compile and run locally with dotnet run or via Docker Compose. Thanks, Asif.
€750 EUR en 11 jours
5,9
5,9

Hello, Hope you're doing well! I am a .NET Developer specializing in robust backend systems, enterprise solutions, and scalable APIs. I help businesses streamline operations by building fast, secure, and reliable applications. What I Can Build 1. .NET Core REST APIs 2. Enterprise management systems (HR, CRM, Inventory) 3. MVC / Razor-based web applications 4. SQL Server database design & optimization 5. JWT authentication & role-based access 6. Cloud deployment on Azure/AWS 7. Reporting modules, logs, analytics Why Me? 1. Strong understanding of backend architecture 2. Clean, modular code that scales 3. Strong problem-solving & debugging 4. On-time delivery with clear documentation 5. Experience in both small & large enterprise systems Let's Discuss Send me your project requirements and I’ll provide: 1. Best backend architecture 2. Timeline breakdown 3. Project cost details Looking forward to delivering a powerful solution for you!
€250 EUR en 7 jours
6,0
6,0

This is right up my alley, clean .NET work with a clear scope. I will build the full ASP.NET Core REST service with Entity Framework, Microsoft SQL Server and all CRUD endpoints structured cleanly and returning consistent JSON responses throughout. Validation rules, server side calculations and a stubbed API key header for authentication will all be included, along with a Postman collection so you can hit every endpoint straight away without any setup headaches. For the project structure, I will keep the solution clean and layered so the data model, business logic and API layer are properly separated, making future changes straightforward and the codebase easy to hand off or extend. Questions: 1. Can you share the exact data model fields when you are ready so I can set up the migrations correctly from the start? 2. Do you prefer Code First with EF migrations or Database First from an existing SQL schema? Let me know and I can turn this around quickly. ~ Kamran
€250 EUR en 10 jours
5,7
5,7

Microsoft Certified Professional .Net, C# Developer, 15+ years of experience Hi, I’m an experienced .NET developer with strong expertise in secure healthcare API integrations and standards-driven implementations. I can integrate ABHA workflows into your existing platform while ensuring compliance with ABDM security and interoperability guidelines. The delivery will include clean, well-documented integration code, thorough testing, and deployment support to ensure a smooth production rollout. I’m ready to discuss next steps and start work.
€450 EUR en 4 jours
5,8
5,8

Hello, I am senior ASP.NET developer. I have expert knowledge and development experience with ASP.NET/ASP.NET Core Rest API development. I am happy to work on your project. Kindly share more details for me. I can start it immediately Thank You
€700 EUR en 7 jours
5,5
5,5

Having been in the software engineering industry for over 15 years, I have gathered substantial knowledge and expertise, specifically in .NET technologies, C#, ASP.NET Core, and Microsoft SQL Server, which align perfectly with your requirements for a clean and well-structured ASP.NET REST service interfacing with SQL database. On top of this, delivering quality results within stipulated timelines has been ingrained in me through handling diverse assignments across Europe. The backend infrastructure will be based on clean architecture principle with CQRS pattern to implement the separation between queries and commands. Please send me the tables and i will mock up quickly the EF mapping. Look at my previous jobs. Regards, Girish R.
€700 EUR en 15 jours
5,4
5,4

Hello Dear! I write to introduce myself. I'm Engineer Toriqul Islam. I was born and grew up in Bangladesh. I speak and write in English like native people. I am a B.S.C. Engineer of Computer Science & Engineering. I completed my graduation from Rajshahi University of Engineering & Technology ( RUET). I love to work on Web Design & Development project. Web Design & development: I am a full-stack web developer with more than 10 years of experience. My design Approach is Always Modern and simple, which attracts people towards it. I have built websites for a wide variety of industries. I have worked with a lot of companies and built astonishing websites. All Clients have good reviews about me. Client Satisfaction is my first Priority. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. Angular JS 7. React JS 8. Node JS 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .Net 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB What you'll get? • Fully Responsive Website on All Devices • Reusable Components • Quick response • Clean, tested and documented code • Completely met deadlines and requirements • Clear communication You are cordially welcome to discuss your project. Thank You! Best Regards, Toriqul Islam
€250 EUR en 4 jours
5,2
5,2

✅Hi, Client. I am a senior C#/MVC/NET developer✅ I am interested in your project. I would like to work for you in the long term. Please send a message to discuss this project. I look forward to hearing from you. My main goal is to gain my client's satisfaction by completing a job with 100% accuracy So, I can complete it within your timeline. Best regards! From Hien ...
€250 EUR en 7 jours
5,2
5,2

Hello, I’m excited about the opportunity to contribute to your project. With my expertise in ASP.NET Core Web API, Entity Framework (Code First or Database First), SQL Server schema/migrations, clean REST design with consistent JSON responses, validation rules, and lightweight API-key authentication patterns, and a strong focus on clean, scalable implementation, I can deliver a production-ready service that provides reliable CRUD for your infrastructure items and runs locally with a single command. I’ll tailor the work to your exact requirements, ensuring `/items` and `/items/{id}` endpoints with proper status codes, DTOs and mapping for stable contracts, unique-name and non-null location validation, the requested server-side formatting/calculation logic, EF migrations or SQL scripts for repeatable setup, and a minimal Postman collection or cURL snippets plus a concise README so you can test everything immediately in Visual Studio or via `dotnet run`/Docker. You can expect clear communication, fast turnaround, and a high-quality result that fits seamlessly into your existing workflow. Best regards, Juan
€500 EUR en 3 jours
5,2
5,2

Hi. I am a C# developer for 10 years and I understand your requirements. I have done similar projects like this before and I can do this within your timeline. Let's have a talk.
€400 EUR en 7 jours
5,0
5,0

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