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Job Title: .NET Migration & ReactJS Developer Role Overview We are seeking an experienced developer to support application migration and frontend enhancement tasks. The role involves working on .NET-based migration activities along with ReactJS development, based on task requirements. This is a short-term, task-based engagement with flexible duration. Key Responsibilities Support migration of existing applications to updated .NET frameworks Analyze legacy code and assist in refactoring during migration Develop and enhance user interfaces using ReactJS Integrate frontend components with backend services and APIs Ensure application stability, performance, and code quality post-migration Provide technical inputs and best-practice guidance during task execution Required Skills Strong experience in .NET / .NET Core migration Hands-on expertise with ReactJS Experience with API integration and frontend-backend coordination Understanding of application modernization and migration projects Good problem-solving and communication skills Engagement Details Duration: Depends on task scope Budget: ₹500 per hour Mode: Remote / Task-based support
ID do Projeto: 40130106
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21 freelancers estão ofertando em média ₹24.674 INR for esse trabalho

Hey, I’ve reviewed your project and understand you’re looking for a .NET Migration & ReactJS developer to support application modernization, refactor legacy code, and enhance frontend interfaces. The focus will be on migrating existing applications to updated .NET frameworks, ensuring stability and performance, while integrating ReactJS components with backend services and APIs. I can assist with analyzing legacy .NET code, implementing migration best practices, and developing or enhancing user interfaces in ReactJS. The integration with backend APIs will be seamless, and I’ll ensure code quality, maintainability, and proper performance post-migration. Task-based support can be delivered remotely, with clear documentation and technical guidance provided as needed. You’ll receive fully migrated, modernized applications with responsive ReactJS interfaces, stable backend connections, and maintainable code for future updates. Let’s connect so I can review the current codebase, scope the tasks, and start providing structured, reliable migration and frontend support. Best regards, Muhammad Adil Portfolio: https://www.freelancer.com/u/webmasters486
₹20.000 INR em 6 dias
5,8
5,8

As an AI-driven developer with extensive experience in .NET and ReactJS, I am the perfect fit for your migration and frontend enhancement project. I have a deep understanding of .NET Core and a proven track record of effectively migrating applications to updated frameworks. My keen eye for detail will enable me to analyze and refactor your legacy code during the migration process, optimizing the application's performance, stability, and overall code quality. Moreover, I'm well-versed in developing user interfaces utilizing ReactJS while successfully integrating frontend components with backend services and APIs-an essential aspect of your project. My strong problem-solving skills paired with my ability to effectively communicate ensure that not only can I greatly enhance your application's UI but also provide valuable technical inputs throughout the project. Most importantly, I understand the significance of modernization in today's fast-paced world and how it impacts businesses like yours. My expertise extends beyond just development to AI integration and automation; thus, I can provide added value by applying smart automation pipelines and creating AI-powered applications if needed. With my assistance, your businesses will scale efficiently and intelligently. Reach out to me so we can start taking your application to new heights.
₹25.000 INR em 7 dias
5,2
5,2

I am Sumit Joshi from Sacesta Technologies. I can support your short-term, task-based .NET migration and ReactJS work with a clean, low-risk approach focused on stability after upgrade. .NET migration support: framework upgrade planning, dependency checks, code refactor, breaking-change fixes, EF and API adjustments, build pipeline updates, and smoke testing. ReactJS work: UI enhancements, component cleanup, state management fixes, API integration, performance tuning, and bug fixing with clear PRs. Quality gates: upgrade checklist, test plan, rollback notes, and post-migration verification for performance and critical flows. Communication: daily progress notes per task, clear estimates per ticket, and quick handover docs so your team can extend confidently. Relevant build: HustlerGuys CRM style enterprise modules and API driven dashboards, plus multiple React and Node systems where frontend and backend coordination was key. Regards,
₹30.000 INR em 7 dias
5,6
5,6

Hello, I’m an experienced .NET / .NET Core and ReactJS developer with a strong background in application modernization and migration projects. I have worked on migrating legacy .NET applications to newer frameworks while ensuring stability, performance, and clean, maintainable code. How I can help: Analyze existing legacy .NET codebases and support smooth migration to updated .NET / .NET Core versions Refactor and optimize code during migration while preserving business logic Develop and enhance frontend features using ReactJS Integrate React components with backend APIs efficiently Troubleshoot migration issues and ensure post-migration application stability Provide best-practice guidance on architecture, performance, and maintainability I’m comfortable working in task-based, short-term engagements, coordinating remotely, and delivering focused results quickly. I value clear communication, proactive problem-solving, and writing clean, well-documented code. The proposed ₹500/hour budget and flexible duration work for me, and I can adapt availability based on task scope and urgency. Looking forward to contributing to your migration and frontend enhancement efforts. Best regards,
₹25.000 INR em 7 dias
3,4
3,4

Hi there! I have strong experience in .NET/.NET Core migration and ReactJS development. I can assist in analyzing legacy code, refactoring during migration, and enhancing frontend UIs while integrating with backend APIs. Experienced in application modernization, ensuring stability, performance, and clean, maintainable code. Ready for remote, task-based support.
₹20.000 INR em 7 dias
3,3
3,3

Hello, I’ve carefully reviewed your project requirements and clearly understand the tasks involved. I have 13 years of experience and strong expertise in the exact skills this project requires. I have successfully delivered similar projects before and can share relevant samples if needed. I will complete this within your expected timeline while maintaining quality and clear communication. I look forward to working with you and contributing sincerely to your project’s success.
₹25.000 INR em 7 dias
2,9
2,9

Thank you for considering my services! As Sumit, a seasoned .NET and ReactJS developer, I bring 14 years of industry experience to the table. In terms of your project, I have extensive knowledge in application migration and enhancement, specifically in .NET frameworks as well as ReactJS development. Over the years I have not only mastered these technologies individually but also have notable experience integrating front-end components with back-end services and APIs; assuring stability, performance, and code quality. One area where I could greatly benefit your project is leveraging my thorough understanding of legacy code analysis and refactoring. This could prove instrumental given the migration tasks at hand. Beyond the technological scope, my aptitude for problem-solving combined with my excellent communication skills allows me to provide useful insights and best-practice guidance throughout each task. Lastly, my dedication is not just limited to project completion; it stems from a genuine passion for web design and development that has allowed me to craft innovative, user-friendly solutions aligned with unique business goals. I am adaptable to different engagement models including remote support or task-based contributions — further highlighting the flexibility I bring to your specific project needs. Together, let's ensure a successful transition for your applications while enhancing their UI with ReactJS.
₹12.500 INR em 7 dias
2,7
2,7

Hello, I can support .NET migration and ReactJS development tasks as part of a short-term, task-based engagement. I have hands-on experience working with .NET / .NET Core, assisting in application upgrades, refactoring legacy code, and ensuring stability post-migration. I can help with: • Migrating existing applications to updated .NET frameworks • Analyzing and refactoring legacy code during migration • Developing and enhancing ReactJS user interfaces • Integrating frontend components with backend APIs • Ensuring performance, code quality, and reliability after changes • Providing practical technical inputs and best-practice guidance I’m comfortable working remotely, communicating clearly on task progress, and aligning work to defined scopes and timelines. Rate: ₹400/hour Availability: Task-based, flexible duration Happy to discuss the current migration scope and next steps. Regards, Shashank Mishra
₹20.000 INR em 7 dias
2,2
2,2

Hi! I’m Tarang, I’m very interested in your project, ".NET Migration and ReactJS Enhancement ." I have over 12 years of experience and have previously completed more than 100 website development projects. I’m online and ready to discuss your project and start immediately. I can deliver high-quality work within your timeline. Please join the chat to discuss.
₹18.000 INR em 7 dias
1,1
1,1

With a wide range of experience and a track record for delivering high-performing applications, I am confident I can successfully handle the tasks involved in your .NET migration and ReactJS enhancement project. My strong capabilities in .NET and its core as well as my proficiencies in ReactJS would unquestionably add value to your task scope. I've worked with diverse applications with an extensive tech stack of both front-end and back-end development, API integration, not forgetting UI enhancement that aligns perfectly with what your project strives for. Migrating legacy code requires both technical wisdom and problem-solving skills - areas where I excel. My ability to analyze code proficiently and provide refactoring assistance to ensure stability, performance, and code quality are essential assets I bring to the table. Furthermore, my proficiency in coordinating frontend components with backend services and APIs will guarantee seamless integration across the application. Lastly, having worked in various demanding projects including AI integration and workflow automation positions me well to meet the challenges of application modernization and deliver beyond expectations. My dedication, commitment to a full-stack approach, and keen eye for detail would ensure clean scalable code, effective communication, plus a production-ready application that fits seamlessly into your ecosystem. Choose me for speed, precision, and exceeding expectations.
₹25.000 INR em 7 dias
0,0
0,0

Hi, We are Resonite Technologies, a proven full-stack engineering team with strong experience in .NET/.NET Core modernization and ReactJS application development. We regularly support short-term, task-based migration and enhancement engagements exactly like this. How We Match Your Requirement .NET / .NET Core Migration Upgrade legacy .NET applications to modern frameworks Safe refactoring and dependency cleanup Performance and stability validation post-migration ReactJS Enhancements UI refactoring and new component development Clean integration with backend APIs State management and performance tuning Modernization Support Code quality improvements Best-practice guidance during execution Clear technical communication and documentation Our Team Advantage Engineers with real migration project experience (not just greenfield builds) Strong frontend–backend coordination Used to remote, task-based delivery models Fast ramp-up and minimal supervision required Engagement Fit Rate: ₹500/hour – acceptable Mode: Remote, task-based Duration: Flexible, based on task scope Availability: Immediate start possible We can assign senior .NET + ReactJS resources as needed and scale support if tasks increase. Happy to discuss your current application, migration targets, and next steps. Regards, Resonite Technologies .NET Modernization | ReactJS | Application Migration Proven Engineering Team
₹55.000 INR em 7 dias
0,0
0,0

Hello, I saw you run a .NET Migration & ReactJS Developer project. I understand the project guidelines focus on migrating applications to updated .NET frameworks and enhancing user interfaces using ReactJS. Your emphasis on applying best practices during refactoring aligns well with my extensive experience in similar modernization projects. I run a small creative team and our skill set matches your projects requirements. We specialize in .NET Core migration, ReactJS development, API integration, and ensuring stable, high-performance applications. is there anything you would like to discuss about your project that you haven't added in the job description? Regards, Bjork Bronkhorst
₹28.150 INR em 30 dias
0,0
0,0

Hello There, I'm ready to work in INR400 per hour ------------------------------------------------------------------------ I’ve worked on multiple .NET Framework to .NET Core/.NET 6 migrations, refactoring legacy code while keeping production systems stable. Alongside that, I’ve built and extended ReactJS frontends that consume existing APIs, often during modernization projects. I’m comfortable jumping in task-by-task, giving clear technical input, and delivering clean, working updates without disrupting ongoing development. let's get in touch THanks
₹12.500 INR em 7 dias
0,0
0,0

Hi, I worked on both technologies extensively. I had worked on the Monolith to microservices migration, using the strangler Pattern. I can work within your budget. I have 20+ years of development experience. Regards, Shahzada
₹12.500 INR em 1 dia
0,0
0,0

Senior .NET developer with strong experience in .NET Framework → .NET Core/.NET 6/7/8 migrations and ReactJS development. I specialize in legacy code analysis, refactoring, and modernization with minimal risk and downtime. Key expertise: .NET migration, code refactoring, dependency upgrades ReactJS UI development and enhancements REST API integration and frontend–backend coordination Performance, stability, and post-migration validation Clean, maintainable, best-practice driven code I follow an incremental migration approach ensuring application stability and measurable progress per task. Comfortable with remote, task-based support and can start immediately at ₹500/hour. Looking forward to contributing to your migration and frontend enhancement goals.
₹41.000 INR em 30 dias
0,0
0,0

Hyderabad, India
Membro desde jan. 8, 2026
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