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We are hiring freelance for Full-Stack Engineer (React + Firebase + OpenAI, 3-4weeks Solo job) student welcome, location: Hong Kong
Project ID: 39721927
81 proposals
Remote project
Active 8 mos ago
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81 freelancers are bidding on average $31,840 HKD for this job

I’m a full-stack developer experienced with React, Firebase, and OpenAI API integrations, and I’m available to take on this solo project within the 3–4 week timeline. I can handle both frontend and backend tasks, including authentication, database design, API integration, and building a smooth, responsive UI. I’ve previously delivered AI-driven apps with Firebase as the backend and React on the frontend, ensuring clean, maintainable code.
$32,000 HKD in 7 days
8.3
8.3

With over 10 years of experience in web and mobile development, I understand the importance of finding the right Full-Stack Engineer for your React + Firebase + OpenAI project. Your requirement for a freelance developer for a 3-4 week solo job aligns perfectly with my expertise in building scalable and feature-rich solutions using the latest technologies. In the past, I have successfully delivered projects in the fintech and blockchain domains, showcasing my ability to integrate advanced technologies seamlessly. My experience with Ethereum, Polygon, and Web3 projects, combined with my proficiency in AI/ML development, positions me as the ideal candidate for your project. I am confident that my skills and experience can help bring your vision to life. Let's discuss how we can work together to create a cutting-edge web application that exceeds your expectations.
$32,000 HKD in 90 days
7.9
7.9

Hello Client, I hope this message finds you well. Our team at has over 10 years of expertise in JavaScript, Node.js, and React Native, making us well-equipped to handle your project requirements. We have carefully reviewed the project description and believe that we can deliver the project with precision and excellence. We are particularly skilled in React and Firebase, which are essential components for the development of your web app. Additionally, our experience with OpenAI further enhances our capabilities in creating innovative and cutting-edge solutions. We are eager to discuss the project details further and explore how we can bring your vision to life. Please initiate a chat so that we can delve into the specifics of the project and provide you with insights on how we can collaborate effectively. Thank you for considering us for this opportunity. We look forward to the possibility of working together. Best regards,
$40,000 HKD in 7 days
7.0
7.0

With my broad experience spanning from start-ups to established businesses, I have honed my skills in creating exceptional web experiences using HTML5, JavaScript, Node.js and React Native—all of which are greatly aligned to your project requirements. I can confidently say that I am well-versed not only with the technical aspects of web development but also its impact on attracting and retaining users. Moreover, my ability to take on complex challenges aligns perfectly with your project's expected scale and timeline. Throughout my career, I've been known for delivering high-quality work on-time even when faced with tight deadlines. My meticulous approach to coding ensures clean and readable code that favours maintainability, important for anybody who will potentially inherit or have to debug my code later. Lastly, I'm a fervent learner who consistently keeps up with the latest industry trends and technologies. This helps me not just be proficient in existing tools but also adapt quickly to any new technology that might arise during the course of the project. With all these skills and experiences at hand, I believe I'm the ideal candidate for this job and look forward to taking your project from conception to completion with a touch of professionalism, effectiveness, and efficiency.
$32,000 HKD in 30 days
7.0
7.0

HI! I am an expert web programmer. I have a lot of work experience in Laravel, Codeigniter, PHP, Wordpress, JavaScript, HTML, Vuejs, Reactjs, React Native, and MySQL. I can start right away. I want to discuss this project in detail. Please contact me to discuss more regarding this project. For more details Chat with me
$32,000 HKD in 7 days
7.1
7.1

⭐⭐⭐⭐⭐ Full-Stack Engineer for React, Firebase, and OpenAI Project ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project requirements and see you're looking for a Full-Stack Engineer. You don't need to look any further; Zohaib is here to help you! My team has successfully completed 50+ similar projects in this area. I will create a robust application using React for the frontend and Firebase for backend support. Additionally, I will integrate OpenAI features to enhance user interaction, all within your budget. ➡️ Why Me? I can easily handle your Full-Stack Engineer project as I have 5 years of experience in web development, focusing on React, Firebase, and API integrations. My expertise includes building responsive interfaces, managing databases, and implementing AI-driven solutions. I also have a strong grip on other relevant technologies, ensuring an efficient approach to your project. ➡️ Let's have a quick chat to discuss your project in detail and let me show you examples of my previous work. I'm looking forward to discussing this with you in our chat. ➡️ Skills & Experience: ✅ React Development ✅ Firebase Integration ✅ OpenAI API ✅ JavaScript ✅ HTML/CSS ✅ Responsive Design ✅ Database Management ✅ RESTful APIs ✅ Version Control (Git) ✅ Problem Solving ✅ UI/UX Principles ✅ Agile Methodology Waiting for your response! Best Regards, Zohaib
$27,200 HKD in 2 days
7.3
7.3

Animism0, for the web app development project, would it be fine if I review the requirements first, then propose a clear approach to integrating React, Firebase, and OpenAI for a seamless user experience? So I believe that by combining these technologies effectively, we can create a dynamic web application that not only meets but exceeds user expectations in terms of functionality and interactivity. By the way, could you provide more details on the specific features or functionalities you envision for the web app? This will help me tailor the development process to align perfectly with your goals and ensure a successful outcome.
$24,000 HKD in 45 days
6.2
6.2

Hello Animism0, I am Vishal Maharaj, a seasoned professional with 20 years of experience in JavaScript, HTML5, React Native, Google Firebase, and Node.js. I have carefully reviewed your project requirements and am confident in my ability to deliver a high-quality solution. For this project, I plan to utilize my expertise in React and Firebase to develop a robust web application that seamlessly integrates with OpenAI technology. By leveraging the power of these technologies, I aim to create a user-friendly and efficient platform that meets all your specifications. I would love to discuss this project further and collaborate to bring your vision to life. Please feel free to initiate a chat to explore this opportunity. Cheers, Vishal Maharaj
$40,000 HKD in 40 days
5.8
5.8

With my comprehensive skills and deep understanding of both development and marketing, I believe I'm the perfect fit for your web app project. My proficiency in React, Firebase, and OpenAI makes me an excellent choice to build your full-stack solution within the 3-4 week timeframe. Having worked on similar projects with focus on scalability and high-performance, you can rely on me to deliver a robust, efficient, and user-friendly application. Drawing from my diverse experience in working globally since 2014, I’ve honed skills that span different tech stacks including HTML5, JavaScript, Node.js which are essential in developing a reliable and modern web application like yours. Moreover, given my knowledge of Shopify, WordPress, Laravel and their themes & app integrations, I can ensure smooth incorporation of your desired features into the web app. Communication is key to every successful project and it’s a principle I strictly adhere to. Rest assured, you'll be receiving regular updates with full transparency as we progress in bringing your vision to life. I am fully committed to not just meeting but exceeding your expectations. Let’s get started on creating something amazing together!
$30,000 HKD in 21 days
5.6
5.6

Hi i'm Expert Full Stack Developer Honest | Expert | 100% Job Complete | ✅100% Agree with Client's Budget. | problem Solver I will make you 100% satisfied with my work. Please come to chat to discuss this in detail. I'm ready to start your project now. Regards, sagar
$32,000 HKD in 35 days
5.5
5.5

Hello there Hope you are doing well as you are looking for a "Build a WEB APPLICATION " so will make the same as you want , I have already develop and Design the so many Web Application , - I will use latest technology to develop your Application - I will share daily update with you - I Will deliver your project within timeline - After project completion will share complete source code - I will provide 1 year support our develop work - I have 10+ year experience in Web & App development - I will make the 100% responsive design , fast loading , SEO friendly and all - I will provide you super admin panel there you can manage the whole thing Please initiate the chat so will discuss together and all Thanks & Regards Dheeraj K.
$25,000 HKD in 25 days
5.9
5.9

Hello, I am excited about the opportunity to develop a web app using React, Firebase, and OpenAI! With my skills in JavaScript and experience in full-stack development, I can deliver a quality product within 3-4 weeks. As a dedicated freelancer, I'm here to support you in this solo project. I would love to discuss your ideas and requirements further to ensure we’re on the same page. Thanks, Muhammad
$35,520 HKD in 1 day
5.3
5.3

Hi Animism0, I'm excited about your web app development project as it aligns perfectly with my expertise. I've successfully completed multiple full-stack applications using React and Firebase, and I'm well-versed in integrating OpenAI APIs. While the project scope suggests a 3-4 week timeline, I'd like to understand your specific requirements and deliverables to ensure we align on expectations. I'm committed to delivering high-quality work and can start immediately. Let's discuss how we can bring your vision to life. Best, Adil
$40,000 HKD in 21 days
5.2
5.2

Hi Animism0, I came across your project "Web app development " and I'm confident I can help you with it. About Me: I'm a agency owner with over 8+ years of experience in JavaScript, Node.js, React Native. , 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
$28,000 HKD in 30 days
4.9
4.9

Hello, I am a Node.js Developer with 15+ years of experience in building scalable, secure, and high-performance backend systems. I specialize in RESTful APIs, real-time applications, server-side development, and database integration (MySQL, MongoDB, etc.). I focus on writing clean, optimized, and maintainable code to ensure speed and reliability. Recently, I also worked on OpenAI API integration for auto-generated articles, images, and social sharing, which highlights my ability to adopt the latest technologies into modern applications. If you are looking for a dedicated Node.js expert who ensures quality, innovation, and timely delivery, I’d be happy to work on your project.
$24,000 HKD in 7 days
5.1
5.1

Hi, I can take on your 3–4 week solo project as a Full-Stack Engineer, delivering a robust solution with React, Firebase, and OpenAI integration, tailored to your requirements Can we discuss on chat. Regards Abhishek
$32,000 HKD in 7 days
5.3
5.3

Greetings! This is exactly the kind of work I love doing. I’m an expert full-stack developer with over 9 years of experience in React, Firebase, and integrating AI tools like OpenAI. I specialize in building scalable, modern web applications and can deliver your project efficiently within the 3-4 week timeline. Here's how I can help: - Develop a robust full-stack solution using React for the frontend and Firebase for the backend - Seamlessly integrate OpenAI APIs to enhance functionality and user experience - Ensure clean, maintainable code and provide thorough documentation for future updates Could you share more details about the project’s core features and your specific requirements for the OpenAI integration? Let’s build something innovative together!
$32,000 HKD in 7 days
4.4
4.4

I specialize in Full-Stack development, particularly in React and Firebase, which align perfectly with your project requirements for Web app development. With over five years of experience in front-end development using React.js and over seven years of expertise in database management systems, including Firebase, I am well-equipped to deliver high-quality results for your project. I have a proven track record of successfully completing solo projects within tight deadlines. I invite you to review my profile for feedback and portfolio examples, and I look forward to discussing the project further with you.
$32,000 HKD in 90 days
4.0
4.0

Proven success building React/Firebase/OpenAI web applications, including a recent project leveraging OpenAI's GPT-3 for dynamic content generation within a Firebase-hosted React frontend. This involved meticulous API integration, robust data validation, and optimized user experience design. My approach will involve Agile development, prioritizing iterative progress and client feedback. I'll architect a scalable, maintainable solution using React for the frontend, Firebase for backend services (authentication, database, hosting), and OpenAI's API for AI functionalities, implementing robust error handling and security best practices throughout the development lifecycle. Testing will be integral, employing unit and integration tests to ensure quality and stability. Ready to discuss your specific requirements and project timeline? Could you share more details about the desired AI functionalities and user authentication needs to ensure a perfectly tailored solution?
$35,612 HKD in 21 days
4.8
4.8

I’ve built full-stack apps using React, Firebase, and OpenAI, so I understand exactly what your project needs. I can set up a clean frontend, secure backend, and integrate OpenAI APIs for smooth workflows. Your requirement to deliver in 3–4 weeks is realistic—I’ve done similar solo projects on tight timelines. You’ll get clean code, documentation, and support for deployment. Shall we connect for a quick call to align on scope and deliverables?
$32,000 HKD in 7 days
4.0
4.0

Hong kong, Hong Kong
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