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Description: We are looking for an experienced full stack developer to help build and improve a web-based application. The ideal candidate should be comfortable working across both frontend and backend development and have practical knowledge of AI integrations. Responsibilities: * Build and maintain responsive frontend interfaces * Develop backend APIs and database logic * Integrate third-party APIs and AI-related features * Work with authentication, user dashboards, and data handling * Debug, optimize, and improve existing code * Communicate clearly and provide regular progress updates Required Skills: * Strong experience with full stack web development * Frontend experience with React, [login to view URL], Vue, or similar frameworks * Backend experience with Node.js, Python, PHP, Laravel, Django, or similar * Database experience with PostgreSQL, MySQL, MongoDB, or Firebase * Understanding of REST APIs and cloud deployment * Basic to intermediate knowledge of AI tools, AI APIs, prompts, chatbots, or automation workflows * Ability to write clean, maintainable code Nice to Have: * Experience with OpenAI API or other AI model integrations * Experience building SaaS platforms, dashboards, or automation tools * Knowledge of Git, CI/CD, and scalable architecture Please apply with: * Examples of full stack projects you have completed * Details of any AI-related features you have built * Your preferred tech stack * Your availability and communication style We are looking for someone reliable, detail-oriented, and able to turn requirements into a polished working product.
Project ID: 40542278
280 proposals
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280 freelancers are bidding on average $481 USD for this job

With over a decade of experience in full-stack architecture and high-scale systems, I understand your need for an experienced full stack developer with AI integration knowledge to enhance your web-based application. I have a proven track record in building and scaling high-complexity systems, such as serving over 1 million users, which directly aligns with the challenges of your project. For strategic insight, I would recommend leveraging AI tools and APIs to enhance user experiences and streamline processes within the application. My past success in building and integrating AI-related features showcases my ability to handle the complexity of your project efficiently and effectively. I invite you to reach out to discuss how we can collaborate to bring your project to fruition. Feel free to message me to discuss the roadmap and how we can achieve your project goals together.
$600 USD in 20 days
8.2
8.2

Hi, I've built full stack apps with Vue and Django countless times. Saw you need AI integration — that's something we've handled across multiple projects, from chatbot APIs to ML model pipelines. I have delivered 1500+ web and mobile projects over 14+ years — happy to share relevant examples. Let's talk through what you're building. Send over more details and we'll get moving. Thanks, Hasan
$250 USD in 21 days
7.4
7.4

Hello Greetings, After reviewing your project description, I feel confident and excited to work on this project for you. But I have some crucial things and queries to clear out. Please leave a message on chat so we can discuss this, and I can share my recent work similar to your requirements. Thanks for your time! I look forward to hearing from you soon. Best Regards.
$700 USD in 8 days
7.5
7.5

Hello, I’m a Full Stack Developer with experience building responsive web applications using Laravel, PHP, MySQL, JavaScript, Vue.js, and React. I can work on both frontend and backend, develop APIs, integrate third-party services, and improve existing applications. I also have experience working with AI integrations, including OpenAI APIs, chatbots, and automation features. Preferred Stack: Laravel, PHP, MySQL, Vue.js/React, JavaScript, REST APIs, OpenAI API I’m available to start immediately and would be happy to discuss your project. Thank you.
$300 USD in 7 days
7.3
7.3

Hi, This project looks less like a UI-only task and more like a full-stack reliability challenge. My focus would be on keeping the frontend, backend, auth, data flow, and AI features stable as the product grows. I’d begin by reviewing the current architecture to identify weak points in API boundaries, database handling, dashboard flow, and AI integration. Then I’d prioritize the core user journey: authentication, dashboard actions, data storage, and AI call management. From there, I’d improve responsiveness, strengthen error handling, and clean up the backend structure so the app remains easy to maintain and extend. Initial focus: - Review frontend/backend flow - Audit auth, dashboard, and data paths - Check AI/API integration points - Fix bugs and unstable logic - Improve responsiveness and code structure If this is an existing codebase, I can first trace the current flow and fix the issues affecting user experience and data consistency. If starting from scratch, I can help build the core full-stack flow with AI features in a stable, scalable way. One quick question: is the priority to improve an existing app, or to build the core flow and AI features from scratch?
$287 USD in 12 days
7.2
7.2

Hello, Your need for a reliable full stack developer with AI integration knowledge is clear, and I can step in to turn the application into a polished, stable product. I’ve built web apps with responsive React frontends, PHP/Laravel or Python backends, API integrations, dashboards, authentication, and database logic, including practical OpenAI-style features and automation workflows. I’ve shared an initial estimate based on your description, and once we go over a few technical or functional details, I’ll confirm the exact cost and delivery schedule. I can help clean up the current codebase, improve the frontend experience, strengthen backend API flow, and integrate AI features in a way that feels useful rather than bolted on. My focus is always on clarity, maintainability, and steady communication so the build stays aligned with your goals. If you’d like, I can start by reviewing your current stack, the AI features you want first, and the dashboard/auth flow so we can map the safest implementation path. Could you share which AI feature should be prioritized first, and what your current frontend/backend stack is? Looking forward to your reply so we can finalize the exact plan. Best regards, Asad
$250 USD in 10 days
7.0
7.0

Hi, I will develop a dynamic and secure React.js/Next.js web application. I’ll ensure it has all required functionalities, Robust, Secure, User frinedly. My Skills Include: a) Next,Js, React.js Development: Expertise in building and customizing web applications. b) Frontend Technologies: Proficient in Tailwind, Bootstrap, and JQuery. c) Backend Technologies: Experienced with Node.js, Laravel, Python. d) Database Management: Skilled in Postgresql, MySQL, MongoDB. e) Server Handling: Knowledgeable in AWS, Google Cloud, VPS, Apache, and Nginx. I will share my previous web applications in private chat. Lets connect in chat so that We discuss further. With Regards, Sai
$310 USD in 10 days
6.3
6.3

Hello, I trust you're doing well. I am well experienced in machine learning algorithms, with nearly a decade of hands-on practice. My expertise lies in developing various artificial intelligence algorithms, including the one you require, using Matlab, Python, and similar tools. I hold a doctorate from Tohoku University and have a number of publications in the same subject. My portfolio, which showcases my past work, is available for your review. Your project piqued my interest, and I would be delighted to be part of it. Let's connect to discuss in detail. Warm regards. please check my portfolio link: https://www.freelancer.com/u/sajjadtaghvaeifr
$500 USD in 7 days
6.3
6.3

Hi, I've read your brief — "Full Stack Developer Needed with AI Integration Knowledge". This is squarely our wheelhouse at Global IT Vision: AI + automation — LLM features, chatbots and workflow automations are squarely our wheelhouse. We deliver clean, maintainable work with a smooth handover and clear communication, and we're ready to start right away. — Muhammad Idrees / Global IT Vision Pvt. Ltd
$500 USD in 21 days
6.3
6.3

Hello! We can provide an external full stack team to build and improve this web app. 1. Which part should we tackle first: frontend, backend, or AI features? 2. Do you already have an existing codebase or design to work from? — About us We are dZENcode – a full-cycle IT company for digital product development: from design and programming to integrations and post-release support. We build projects from scratch and also work on existing solutions that need further development, improvements, or technical support. You can find detailed information about our services and rates on our official website: https://dzencode.com. Please review it – after that, we can discuss the details and agree on the next step. ⚠️ After clarifying all details, we will define the scope, the suitable cooperation format – task-based, outsourcing, or outstaffing – and the final cost. Projects are guaranteed to reach release with us: • 10+ years providing IT services; • 90+ in-house specialists; • 250+ public reviews since 2015; • We support products under SLA after launch; • We work under NDA and a company contract!
$500 USD in 7 days
6.3
6.3

Hello, I hope this message finds you well. I have carefully reviewed your project requirements and am confident in my ability to deliver exceptional results. With a strong background in full stack development, particularly in JavaScript, Python, Django, and AI integration, I am well-equipped to tackle the challenges presented in your project. My approach involves structured requirement confirmation, controlled planning, clean implementation, rigorous testing, and milestone-based transparency to ensure successful project delivery. You can review my portfolio here: ⭐⭐ https://www.freelancer.com/u/CodeAnchors ⭐⭐ One question I have for you is: What is the primary goal you aim to achieve through the AI integration in your web application? I would love to discuss the project further with you. Please feel free to initiate a chat so we can finalize the scope seamlessly. Best regards, Muhammad Anas Khan
$250 USD in 4 days
5.5
5.5

Nice to meet you ,The requirements of your project match my areas of work and skills, to introduce myself. My name is Anthony Muñoz and i am the lead engineer for DS Pro IT agency. I have worked for over 10 years as a Full-Stack and software development engineer and have successfully done multiple jobs. It will be a pleasure to work together to make your project. Feel free to discuss about the project with me, greetings.
$856 USD in 7 days
5.8
5.8

Hi! My name is Marjan and I'm here to offer you my services as a skilled applicant with over a decade of experience working on Freelancer.com. l believe I am the best fit candidate for this project due to my extensive experience; I would like to have a discussion to get to know that we both are on the same page. Once the scope will be locked, I will start working on it right away.
$250 USD in 7 days
5.3
5.3

Hi there, I appreciate the opportunity to apply for your project. It sounds like you're looking for a full stack developer to enhance your web-based application with a focus on both frontend and backend development, including AI integrations. With 4+ years of experience in full stack development, I’m comfortable working with technologies like React, Node.js, and PostgreSQL, which I believe would meet your needs effectively. I’ve successfully built and improved applications that involve user dashboards, authentication, and third-party API integrations. My experience with AI-related features, such as chatbots and automation workflows, will allow me to create engaging and intelligent functionalities for your platform. Could you share more about the specific AI features you envision integrating into your application? Best regards, Arslan Shahid
$250 USD in 7 days
4.9
4.9

I’ve helped build several full stack apps where AI features like chatbots and data-driven automation were integrated to improve user experience and backend efficiency. For example, I worked on a SaaS dashboard that used OpenAI APIs to provide smart content suggestions, combined with React frontend and Node.js backend, including secure user auth and optimized API endpoints. To ensure smooth AI integration in your app, do you have preferred AI services or models in mind? Also, will your backend require real-time data handling or mostly batch processing? I can refine your frontend for responsiveness and maintain backend logic while adding AI capabilities that match your needs. Regular updates and clean code are standard for me. Ready to jump in and start improving your app with AI-powered features right away.
$750 USD in 7 days
5.1
5.1

Hi! We’re a team of full stack developers with experience building scalable web applications and integrating AI features using APIs such as OpenAI. We can support your project from architecture and development to deployment and long-term maintenance. A few questions before we get started: * Is this a new project or an existing codebase? * Which AI features are you planning to integrate (chatbot, automation, document processing, etc.)? * Do you already have a preferred tech stack, or are you open to our recommendations? We’re available to start immediately and would be happy to discuss the project in more detail.
$250 USD in 7 days
5.0
5.0

⚠️ If you're not happy, you don’t pay. ⚠️ Hi there, Thank you for checking my proposal and sharing the detailed project brief. I can build your web-based application using React, Node.js, and PostgreSQL with a seamless, modern, and AI-integrated design. I will deliver: • Responsive frontend interfaces • Backend APIs and database logic • Integration of third-party APIs and AI features • Authentication, user dashboards, and data handling • Debugging, optimization, and code improvements • Regular progress updates You will also receive: • Guide and documentation for seamless onboarding • Clarity on post-development support I am confident I can execute your vision professionally and efficiently. Looking forward to discussing timeline and next steps. Best regards, Chirag.
$550 USD in 7 days
4.5
4.5

Hi, I am excited about your need for a full stack developer with AI integration expertise. Having worked extensively with Vue.js and Django, I can seamlessly handle both frontend and backend development tasks for your web-based application. My experience includes building responsive interfaces, developing robust APIs, and integrating AI features using modern tools, ensuring clean and maintainable code throughout. I will communicate regularly to keep you informed of progress and promptly address any issues that arise. I look forward to discussing your project details and timelines to get started effectively. Could you share which AI tools or APIs you currently prefer or plan to integrate in your application? Thanks,
$555 USD in 23 days
4.7
4.7

hi, i have strong experience working as a full stack developer building web apps with both frontend and backend systems. i can develop your application using a clean architecture where the frontend is responsive and user friendly and the backend is scalable with proper api structure and database design. i have also worked with ai integrations like openai api based chat features, automation workflows, and data driven dashboards. i can integrate ai features into your system in a practical way so it improves user experience without making the system complex. i usually work with modern stacks like react or next js on the frontend and node js or laravel on the backend with postgresql or mysql depending on the project needs. i also focus on clean code, api design, authentication, and smooth deployment. can we schedule a quick meeting to discuss the project in detail. it will help me understand your needs better and give you a clear plan with timeline and budget. i will also share my portfolio during the chat. thanks mughira.
$500 USD in 7 days
4.7
4.7

Hi there! I'm excited to bring my expertise in full stack development and AI integrations to your web-based application project. I understand the importance of seamlessly integrating AI features and am well-versed in creating responsive frontend interfaces and robust backend APIs. Here's how I can help: - I have extensive experience in full stack web development, with a strong background in React for frontend and Node.js for backend. - I have successfully integrated AI tools and APIs into previous projects, enhancing user experiences. - My knowledge of PostgreSQL and REST APIs, combined with AI integration skills, will ensure a smooth and efficient development process. I'm confident in my ability to meet your project requirements and would love to discuss how we can collaborate further. Looking forward to connecting!
$250 USD in 7 days
4.5
4.5

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