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I need a skilled developer to convert my existing React and Node.js web application to C#.NET. The goal is to maintain the current UI and all functionalities, seamlessly merging the React code into our existing .NET program. Key Requirements: - Replicate the current UI and all functionalities in C#.NET - Special attention to backend services interaction - enhancement and scalability on the web Ideal Skills & Experience: - Proficiency in C#.NET and React - Strong understanding of backend services and integration - Experience with code migration and merging - Familiarity with Node.js is a plus Please provide examples of similar work done.
Project ID: 39744312
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127 freelancers are bidding on average $518 USD for this job

Hello hclim, I am Dr. Rajesh Rolen, PhD in Computer Science & Engineering, with experience of over 20+ years in API Development, React.js, Software Development, Web Development, Backend Development, .NET, .NET 5.0/6, .NET Core, C# Programming, Node.js As a preferred freelancer in the top 1%, I have done 400+ projects here on freelancer.com, I have 4.9 ratings out of 5 on average, which showcases my quality of work and timely delivery. Key Highlights: - Free Hosting Support on the Cloud or any desired platform. - Free 3 months of post-delivery support to ensure that our client doesn’t face any challenges after the launch of the project. - Free Dedicated tester on projects to ensure quality delivery, so clients don’t need to act as a tester. - 10+ Years experience UI/UX team to ensure intuitive UI. Portfolio: https://www.freelancer.com/u/Microlent Please open the chat and send me a message, so we can have a more detailed discussion about the project to give you the project timeline and cost. Thank you for considering my services. I look forward to engaging in a productive conversation and understanding how I can be of assistance in bringing your project to life. Regards Rajesh Rolen
$750 USD in 30 days
8.6
8.6

Hi there, ★★★ Node.js Expert ★★★ 9+ Years of Experience ★★★ I've read requirements and ready to upgrade version with new template. I look forward to connecting at your convenience to ensure the project's success. Best Regards, TechPlus Team
$500 USD in 7 days
7.2
7.2

Hello, I understand that you need to migrate your existing React and Node.js application to C#.NET while keeping the current UI and all functionalities intact. My approach will involve a careful examination of the existing codebase to ensure a smooth integration, focusing on replicating the user interface accurately and maintaining effective interactions with backend services. I will also consider enhancements and scalability to support future growth of your web application. I have worked on similar migration projects before, and I can provide examples of my past work to showcase my skills in C#.NET and React. I am confident in my ability to deliver a seamless transition without compromising on performance or functionality. What specific backend services do you want to interact with after the migration? Thanks, Shamshad
$750 USD in 21 days
6.8
6.8

hclim, for replicating your current React and Node.js web application in C#.NET, would it be fine if I first analyze the existing UI and functionalities, then propose a clear plan to seamlessly merge the React code into your .NET program? So I believe by migrating your application to C#.NET, we can ensure a smooth transition while maintaining all current functionalities and enhancing the scalability of the web platform. By the way, could you share any specific timelines or priorities for this migration project to better align our approach and deliverables?
$300 USD in 4 days
6.3
6.3

Dear Sir/Madam, Hope you are doing well. I am Milan Sahu, Full Stack Developer, 13 years+ experience on .Net, Asp.Net, ASP.NET Core, C#, MVC, WCF, API, SQL Server, Angular, React, Bootstrap, HTML5, Telerik Controls, Payment Gateway Integration etc. I am willing to do your project & want to build a long term relationship. Waiting for your positive reply. Best Regards, Milan Sahu
$500 USD in 7 days
5.7
5.7

Hello sir, As a seasoned web and mobile developer with a broad range of skillsets, I am confident in my ability to help you migrate your React/Node.js application to C#.NET while preserving its UI and functionality. Having worked extensively with React.js, Node.js, and C#.NET, I understand the intricacies of each platform and can ensure a seamless transition. In fact, I thrive in challenging projects like these because they harness my unique blend of skills. One area where I can add tremendous value is in backend services interaction. My deep knowledge of RESTAPIs and previous experience with code migration gives me an edge in handling complex integrations effectively. Additionally, I'm well-versed in Python/Django, Flask, AWS, MongoDB, and more which will enable me to enhance and scale your application without any compromises. A key differentiator for me is my commitment to quality. I don't consider any project complete until it meets not just your requirements but also my own high standard. To back this up, I'd love to showcase my similar past work that involved merging technologies: taking legacy systems into modern frameworks - a testament to my expertise in migration and merging.
$400 USD in 4 days
5.1
5.1

Hi there, My name is Anupam, I have gone through your requirement and found that my skillset's matches it. I have 15+ years of development experience which enable's me to work on this project seamlessly in teams or individually, I am good with working on client's machine using remote connecting software's or via source control. Let's connect to discuss more. Regards, Anupam.
$500 USD in 7 days
5.2
5.2

With 17 years of experience under my belt, I’ve transitioned many solutions, similar to your React/Node.js setup, into C#.NET without losing the essence and features of the original systems. As communicated in your project requirements, I will strategically safeguard the current UI and all functionalities while seamlessly assimilating the React code into your existing .NET program. Besides, having had plentiful exposures in backend services interaction and enhancement for scalability makes me even niftier choice than any other contenders. My comprehensive and diverse technical toolkit uniquely equips me to handle the task at hand. Proficient in C#.NET and React, coupled with a strong understanding of backend services and integration; my affinity for Node.js can be considered as an advantageous add-on. In fact, the similar projects I've done for my clients attest to this proficiency – ask me about them! Additionally, my meticulous approach ensures that I deliver more than just a simple migration; I ensure a structurally robust architecture designed for future scalability Leaning on my robust experience, technical skills, and a commitment to delivering value, I guarantee a smooth execution with clear communication and timely delivery. Your project deserves a long-term plan as well as an immediate evolution — something that I am capable to provide. Together, let's elevate your digital solution from where it is to a place where it dreams of being!
$250 USD in 7 days
5.0
5.0

Hi hclim, I came across your project "Migrate React/Node.js to C#.NET" and I'm confident I can help you with it. About Me: I'm a agency owner with over 8+ years of experience in Node.js, React.js, API Development, .NET, Web Development. , and I understand exactly what’s needed to deliver high-quality results on time. Why Choose Me? - ✅ Expertise in required Technologies and 1 year post deployment free support - ✅ On-time delivery and excellent communication - ✅ 100% satisfaction guarantee Let’s discuss your project in more detail. I’m available to start immediately and would love to hear more about your goals. Looking forward to working with you! Best regards, Deepak
$600 USD in 10 days
4.6
4.6

As the developer who will seamlessly migrate your React and Node.js web app to C#.NET, I am uniquely qualified for the job. With 5+ years of experience in both mobile and web development, I have gained hands-on expertise not only in React and Node.js but also in their respective backend services. My proficiency extends to C#.NET, which means I can ensure all functionalities are replicated to perfection as well as pay special attention to the backend services interaction. On top of this, my familiarity with Node.js will further facilitate a seamless merging process. To complement my technical adeptness, one of my greatest strengths is my ability to deliver smart, scalable solutions—an attribute that you will find invaluable during migration. Your concern for enhancement and scalability on the web is also something I hold dear as a developer. In fact, my deep understanding of modern web technologies like React and Vue.js constantly inform my work to ensure efficient functionality and scalability. Don't just take my word for it - check out the similar projects I've worked on in my illustrious career. From intelligent mobile apps incorporating advanced AI models (such as GPT-4, LangChain) to full-stack web solutions employing cutting-edge technologies (e.g., React, Vue.js, Node.js), there isn't much surrounding website or app development that I haven't done.
$750 USD in 7 days
4.9
4.9

Hello, I can migrate your existing React and Node.js application into C#.NET while preserving the UI and all functionalities, ensuring seamless integration with your existing .NET program. I’ll replicate the frontend, rework the backend service interactions in .NET, and structure the project for scalability and future enhancements. My background with both React/Node.js and .NET makes me well-suited to handle the migration cleanly and efficiently. – Is the goal a complete re-write in .NET (including frontend), or do you want to keep React as the UI layer integrated with a .NET backend? – Which .NET stack are you using (ASP.NET MVC, ASP.NET Core, Blazor)? Looking forward to potentially working together on this project. Thanks and Best regards, Kamran
$250 USD in 5 days
6.1
6.1

Hi There!!! I have studied your project description very well and understand you need to migrate your existing React and Node.js web app to C#.NET while keeping the current UI and functionality intact, plus enhancing backend scalability. I am best fit for this project because I have deep expertise in both React and C#.NET with strong experience in backend integrations and code migration projects. * Replicating UI and full functionality in C#.NET without compromise * Seamless backend service interaction and improvements * Experience merging Node.js and .NET codebases efficiently I provide essential services including design, database management, thorough testing, and full source code delivery to make sure your app runs smoothly after migration. With 9+ years experience as a full stack developer, I have completed similar migration projects ensuring smooth transitions and scalable architectures. Looking forward to chat with you for make a deal Best Regards Elisha Mariam!
$269 USD in 19 days
4.6
4.6

Hello, Migrating a React + Node.js app into C#.NET requires careful handling to keep the UI identical while ensuring backend services integrate seamlessly. I’ve worked on projects where modern frontends were merged into existing .NET ecosystems, focusing on scalability and long-term maintainability. A few quick questions: 1. Is your current .NET application using .NET Framework or .NET Core/6? 2. Should the React frontend remain standalone (served by .NET) or be fully reimplemented with Razor/Blazor in .NET? 3. Do you want backend services rewritten entirely in C#.NET or just integrated with existing ones? My approach would be to replicate the current UI within the .NET environment, rewire backend services to C#.NET, and optimize the architecture for scalability. I can also provide examples of similar migrations where React and backend systems were merged into .NET without breaking existing features.
$250 USD in 7 days
4.4
4.4

Nice to meet you hclim, It is a pleasure to communicate with you. My name is Anthony Muñoz, I am the lead engineer for DSPro IT agency and I would like to offer you my professional services. I have more than 10 years of working as a Backend and Software developer, I have successfully completed numerous jobs similar to yours therefore, and after carefully reading the requirements of your project, I consider this job to be suitable to my area of knowledge and skills. I would love to work together to make this project a reality. I greatly appreciate the time provided and I remain pending for any questions or comments. Feel free to contact me. Greetings
$918 USD in 7 days
5.1
5.1

Hello As a highly-skilled full-stack developer, proficient in both C#.NET and React languages, I am well-equipped with the expertise you're seeking for this project. With my 8+ years of experience in designing enterprise-level applications and familiarity with code migration techniques, I can ensure a seamless merge of your current React/Node.js code into your existing .NET program. My proficiency extends to key areas stated in the description: UI replication, effective backend services interaction, and overall web enhancement and scalability. I have significant experience leveraging the potential of the .NET ecosystem for improved scalability and efficiency, qualities that will be paramount as we integrate your applications. Additionally, my grasp of Node.js will guarantee comprehensive handling of all aspects of your project. Best Regards, Timothy B.
$700 USD in 15 days
4.4
4.4

Hello, As a passionate full-stack developer with over a decade of experience, I've successfully completed numerous projects incorporating both React and C#.NET. I understand the importance of maintaining your application's current UI and functionalities, especially during code migration. With my skill set encompassing C#.NET, React.js, and Node.js, I offer you comprehensive knowledge to meet your project's requirements. My focus on web development has equipped me exceptionally well in backend services integration as well as UI design. I bring an expert understanding of how different components of your application merge together while making sure the entire process remains seamless. Verified by the numerous apps I've worked on being utilized by hundreds of thousands of people, my knowledge can be trusted remarkably for all your scaling needs. To top it off, my appreciation for the intricacies of coding coupled with my familiarity with React and C#.NET uniquely position me to replicate your app precisely from one platform to another. Your project requires a developer who understands the need for enhanced scalability and that's exactly what I embody. Let's embark on this journey together to ensure your application transcends platforms without losing its essence! Thanks!
$250 USD in 3 days
4.0
4.0

Hello, I am a .NET Developer with 15+ years of experience, specializing in building secure, scalable, and high-performance web and desktop applications. I work with C#, ASP.NET, MVC, Web API, and SQL Server to deliver robust business solutions tailored to client needs. My expertise includes custom application development, enterprise solutions, API integration, and performance optimization. Recently, I also worked on OpenAI API integration for auto-generated content, images, and social sharing, showing my ability to adopt the latest technologies. If you are looking for a dedicated .NET expert who provides quality, innovation, and timely delivery, I’d be happy to collaborate on your project.
$250 USD in 7 days
3.8
3.8

As a seasoned full-stack developer with extensive experience in both React and Node.js alongside my proficiency in C#.NET, I'm uniquely positioned to undertake this migration project. Over the years, I've helped numerous clients transition smoothly from one technology stack to another and ensured not only the replication of UI designs and functionalities but also a seamless integration of backend services. This depth of knowledge allows me to ensure there's minimal disruption to your existing system, while enhancing its scalability and ensuring its smooth continuation. One key advantage I bring to the table is a clear understanding of web applications' entire ecosystem –from design to deployment and maintenance. My ability to see beyond the project's immediate concerns would be extremely valuable when working on thoroughly replicating your current UI and functionalities in C#.NET without compromising backend services interactions. To further assure you of my capabilities, I'd like to highlight that during my career, I have designed, built, migrated, and maintained multiple complex applications for diverse clientele. Collaborating with me, you can be confident that your project will be delivered on-time, within budget, and up-to the highest industry standards. Let's embark on this migration journey together to enhance your platform's capabilities leveraging the power of .NET!
$400 USD in 7 days
3.6
3.6

Hello! I hope you’re doing well. I'm Abhay, a Senior Developer and Technical Architect at Cirruscloud Systems. We have an experienced C#.NET and Full Stack developer available to start immediately who has hands-on expertise in both React/Node.js and C#.NET ecosystems. With proven experience in migrating and integrating applications across tech stacks, we can help seamlessly convert your existing React/Node.js web app into a robust C#.NET application while maintaining the UI and all current functionalities. ✅Our approach will include: ✔Replicating the current React UI precisely within the .NET framework using modern front-end practices. ✔Migrating backend services from Node.js to C#.NET APIs, ensuring smooth data flow and system reliability. ✔Focusing on enhancement, scalability, and performance optimization during the migration process. ✔Careful code merging to integrate React components into your existing .NET program without disrupting business logic. ✔Delivering well-documented, clean, and maintainable code for long-term support. Our team has successfully executed similar migrations and integrations across domains such as ERP, transport solutions, and enterprise-grade SaaS platforms, where backend re-architecture and UI preservation were critical. We’d be glad to discuss your application structure, migration roadmap, and demonstrate how our expertise can ensure a smooth and scalable transition. Best regards, Abhay
$599 USD in 7 days
4.0
4.0

I hope you're doing well! I am a manager of the IT-company dZENcode - a ful-cycle development team specializing in web and mobile applications. Over 10 years, we have assembled a team of 90+ experts and take the status of TOP performers. You will find more information about us, our services and prices in the profile. https://www.freelancer.com/u/krupnovdenis?sb=t We are ready to help in this project. Our team has deep expertise in web application migration from React/Node.js to C#.NET. Our expertise allows not only to recreate the entire functionality, but also to optimize the interaction of internal services to increase scalability and productivity. We successfully completed several similar projects, preserved the user interface and ensured seamless integration of the code into existing .NET systems. This allows the business to get the advantages of the Microsoft platform, while retaining the familiar interface and functionality. Quick question before we dive in: How flexible can the design be in the migration process, Is it possible to make improvements to the user interface to optimize functionality? Benefits of working with us: Rate: from $18/hour, final budget and terms are calculated individually. Models of interaction: outsourcing, outstaffing, fixed price (Fix Price). Let us know a convenient time to connect or feel free to share more project details directly here. Looking forward to the opportunity to collaborate.
$750 USD in 7 days
5.0
5.0

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