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I'm seeking an experienced web app developer to create a multi-platform application compatible with desktop, mobile, and tablet devices. Key Requirements: - The app's primary purpose is yet to be defined, but it will fall under one of the following categories: e-commerce, social networking, or information portal. - User authentication through email and password. Ideal Skills and Experience: - Proficiency in responsive web design and development. - Experience in building secure user authentication systems. - Strong background in web apps creation with SQL integration to secure data. - Ability to work within a specified budget and deliver a high-quality product. Please provide a portfolio showcasing similar work.
ID do Projeto: 40316256
28 propostas
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Ativo há 22 dias
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28 freelancers estão ofertando em média ₹8.676 INR for esse trabalho

With over a decade of experience under our belt, SoftwareLinkers is a name synonymous with trust and quality in the web development industry. We pride ourselves on staying ahead of the curve when it comes to emerging technologies and trends, and I believe our expertise aligns perfectly with your project requirements for a multi-platform web app. We've successfully undertaken projects across various industry verticals like education, e-commerce, finance, etc. With such diverse experience, we understand that a multi-platform app, such as the one you need, should be flexible, scalable, and secure. That's exactly what we bring to the table. Moreover, our core skills in PHP & MySQL backend development, RESTful API integration, and knowledge in SQL databases are tailor-made for developing sophisticated web apps with robust user authentication mechanisms - vital for any kind of app ranging from e-commerce to social networking or information portals-commerce to social networking or information portals-. All our projects are built strategically from planning to deployment to ensure they meet your unique business needs and objectives. So if you're after a team that can deliver top-notch work on-time, within budget and with consistent communication throughout the process; be rest assured you're in competent hands with SoftwareLinkers.
₹11.000 INR em 4 dias
6,5
6,5

Hello, I can develop a scalable, multi-platform web application that works seamlessly across desktop, mobile, and tablet. With 12+ years of experience, I specialize in building responsive, secure, and high-performance web apps tailored to business needs. I will implement a robust email/password authentication system, secure SQL-based database integration, and a flexible architecture that can support e-commerce, social, or information-based features as your concept evolves. The app will be clean, user-friendly, and built with scalability and security in mind. I can also guide you on the best tech stack and structure based on your final direction. Thanks and Regards ALOP
₹5.500 INR em 3 dias
6,5
6,5

I’ve read your requirements carefully. I can develop a multi-platform responsive web application that works seamlessly on desktop, tablet, and mobile. The app will include secure user authentication (email/password) and a scalable backend with SQL integration to store and manage data safely. I’ll ensure the architecture is flexible to support e-commerce, social networking, or information portal functionality as needed. Best regards, W3loop
₹7.000 INR em 7 dias
3,6
3,6

I will develop a secure, responsive multi-platform web application compatible with desktop, tablet, and mobile using modern technologies. Based on your final direction (e-commerce, social, or portal), I’ll design a scalable architecture with clean UI/UX. Deliverables include user authentication (email/password), secure SQL database integration, responsive design, and optimized performance. I’ll ensure data protection, fast loading, and cross-browser compatibility. The app will be built for future scalability and easy feature expansion. I have experience building full-stack web apps with secure login systems and dynamic dashboards. I can share portfolio examples of similar projects demonstrating quality, usability, and reliability.
₹5.000 INR em 5 dias
2,5
2,5

Hello there, I’ve carefully reviewed your project details and fully understand your requirements. I’m confident that I can deliver high-quality results that meet your expectations within the given timeframe. I’d be happy to discuss your project further and get started right away. Best regards, Thanks
₹3.000 INR em 7 dias
1,0
1,0

Hello Client I’ll deliver your multi-platform web app with a unified brand identity, responsive design, and seamless user authentication using secure email/password login. Expect a clean UI, a scalable backend with SQL integration, and efficient CI/CD deployment for continuous improvement. I provide documented code, setup instructions, and a walkthrough to ensure an effortless handover. My portfolio includes diverse projects—e-commerce sites, social platforms, and information portals—demonstrating expertise in building secure, high-performance web applications across devices. Looking forward to exceeding your expectations. Regards, Anton Prinsloo
₹9.500 INR em 14 dias
0,0
0,0

Hello, I am a Python and Web Developer with hands-on experience in building responsive and user-friendly web applications. I have worked with HTML, CSS, and Python, and I understand how to create applications that work smoothly across desktop, mobile, and tablet devices. For your project, I can develop a clean, modern, and scalable web app with secure user authentication (email & password) and proper database integration using SQL. I will ensure the application is responsive, fast, and easy to use. Even though I am at an early stage in freelancing, I am highly dedicated, detail-oriented, and focused on delivering high-quality work within the given time. I am also open to feedback and can adapt based on your requirements as the project scope becomes clearer. I can complete this project within 10 days and will maintain clear communication throughout the process. Looking forward to working with you. Thank you. Ganesh
₹5.000 INR em 7 dias
0,0
0,0

Hi, I can develop a fully responsive web application for you that works smoothly across desktop, mobile, and tablet. I have strong experience in building scalable web apps (e-commerce, social platforms, and portals) with secure authentication systems, clean UI, and optimized performance. I’ll implement email/password login, secure database (SQL), and ensure the system is easy to manage and expand once your final direction is decided. The app will be built with a modern, flexible architecture so it can adapt to your exact use case as we finalize the category.
₹1.500 INR em 2 dias
0,0
0,0

I am a perfect fit for your project, especially given your need for a multi-platform web app with secure user authentication and responsive design. I specialize in building modern, high-quality websites and web applications, including custom development with secure authentication systems, SQL database integration, and responsive layouts tailored to desktop, mobile, and tablet devices. While I am new to Freelancer, I have several years of experience building professional websites and working on real projects outside the platform. Currently, I’m focused on building my Freelancer profile, which means I will provide fast turnaround, clear communication, extra attention to detail, and quality results to ensure your satisfaction. I’m happy to adjust my pricing to align with your budget and build a strong, long-term collaboration. Could you clarify which technology stack or framework you prefer for this web app? I would love to chat more about your project! Regards, Manny
₹1.500 INR em 14 dias
0,0
0,0

Hello, I see you need a developer to create a multi-platform web app that works seamlessly across desktop, mobile, and tablet devices, and I can definitely help with that. I am Mubashir, a Full-Stack Developer with 6+ years of experience in building responsive web applications. I understand that user authentication through email and password is a key requirement for your app, ensuring a secure and user-friendly experience. 1. First, I will work with you to define the app's primary purpose, whether it will be for e-commerce, social networking, or as an information portal. 2. Then, I will design the user interface with responsive web design principles to ensure compatibility across all devices. 3. After that, I will implement a secure user authentication system using PHP and SQL to protect user data. 4. Next, I will develop the back-end functionalities, integrating any necessary APIs and databases to support the app's requirements. 5. Finally, I will conduct thorough testing to ensure the app is high-quality and functions flawlessly on all platforms. Even if you're still deciding, I will provide a FREE detailed quotation and project proposal with a suggested roadmap at no cost to you. This way, you can use my proposal as a solid reference document, regardless of your final decision. >>> My Work: https://www.freelancer.com/u/mubashir021 <<< Drop me a message and let's get this sorted. Mubashir
₹7.679,01 INR em 7 dias
0,0
0,0

I can build a secure, scalable, and fully responsive web application with robust authentication and SQL-backed data management across all devices. The solution will be designed with a clean architecture, allowing easy expansion once your core product direction is finalized.
₹7.000 INR em 7 dias
0,0
0,0

Hello, I’m confident in delivering a clean, professional, and user-friendly multi-platform web app tailored to your needs. My skill set positions me well to execute this successfully. I understand the importance of responsive design and secure user authentication through email and password to ensure seamless access across desktop, mobile, and tablet devices. With expertise in AI automation, web/app development, and digital solutions, I can create an integrated system with SQL for secure data management. While I am new to Freelancer, I have strong real-world experience and have completed multiple successful projects off the platform. What is your timeline and priority for launching this application? Best regards, Mpumelelo Mabena
₹6.650 INR em 14 dias
0,0
0,0

Lucknow, India
Membro desde mar. 21, 2026
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