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I'm looking for an experienced full-stack developer to build the MVP of a modern SaaS web application. This is a greenfield project, and I’m looking for someone who has previously built scalable web applications. Tech Stack Frontend: * React * TypeScript * Tailwind CSS Backend: * Java * Spring Boot * PostgreSQL * REST APIs Deployment: * Docker * AWS or GCP Scope The MVP should include: * User Authentication (Login/Signup) * Dashboard * CRUD functionality * File Upload * Admin Panel * Responsive UI * API Integration * Database Design * Basic Analytics Dashboard Requirements Please apply only if you have: * Built similar SaaS products before * Strong experience with Spring Boot * Strong React experience * Experience deploying applications to cloud platforms * Good communication skills * Portfolio or GitHub showcasing similar work Proposal Instructions To help me evaluate applicants more efficiently, please include the following in your proposal: 1. Links to 2-3 similar projects you’ve completed. 2. Your GitHub profile (if available). 3. Your LinkedIn profile (optional). 4. Explain why you’re a good fit for this project. 5. Describe your experience with React and Spring Boot. 6. Your estimated timeline. 7. Your preferred tech stack for deployment. Expected Timeline 4–6 weeks
Project ID: 40529008
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92 freelancers are bidding on average $1,102 USD for this job

With over a decade of experience in full-stack architecture and high-scale systems, I understand your need to build the MVP of a modern SaaS web application using React, TypeScript, Java, Spring Boot, and more. My background in scaling projects for over 1 million users and high-security FinTech align directly with the complexity of your project goal. For strategic insight, ensuring scalability and security in your web app is key. Leveraging my past success in building Telegram Mini Apps for over 1 million users, I can confidently handle the challenges of your project. My experience with React and Spring Boot will be vital in achieving the features you require for the MVP. I encourage you to reach out to discuss the roadmap for your project further. I am eager to bring my expertise to your SaaS web application development. Let's connect to explore how we can make your project a success.
$1,200 USD in 20 days
7.1
7.1

—>>SaaS Web Application MVP Development<<— Hello, I’ll build a scalable SaaS MVP using React, TypeScript, Spring Boot, and PostgreSQL with a modern architecture, responsive UI, secure authentication, and cloud-ready deployment. Key features ➥ User Registration & Login ➥ Role-Based Authentication ➥ Responsive Dashboard ➥ CRUD Operations ➥ File Upload System ➥ Admin Panel ➥ REST API Development ➥ PostgreSQL Database Design ➥ Analytics Dashboard ➥ User Management ➥ React & TypeScript Frontend ➥ Spring Boot Backend ➥ Docker Containerization ➥ AWS/GCP Deployment ➥ API Documentation WITH 3 MONTHS FREE SUPPORT AFTER DEVELOPMENT READY TO START WORK IMMEDIATELY!!!!! LETS CHAT … Shweta!!
$1,125 USD in 7 days
6.9
6.9

⭐⭐⭐⭐⭐ Build a Scalable MVP for Your Modern SaaS Web Application ❇️ Hi My Friend, I hope you're doing well. I've reviewed your project requirements and see you're looking for an experienced full-stack developer for your SaaS MVP. You don’t need to search any further; Zohaib is here to help you! My team has successfully completed 50+ projects in building scalable web applications. I will use the latest technologies to ensure a smooth and efficient development process while delivering high-quality work within your budget. ➡️ Why Me? I can easily build your SaaS MVP as I have 5 years of experience in full-stack development, focusing on React, Spring Boot, and PostgreSQL. My expertise includes user authentication, dashboard creation, and API integration. I also have a strong grip on deploying applications using Docker and cloud platforms like AWS and GCP. ➡️ 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 talking with you! ➡️ Skills & Experience: ✅ React ✅ TypeScript ✅ Tailwind CSS ✅ Java ✅ Spring Boot ✅ PostgreSQL ✅ REST APIs ✅ Docker ✅ AWS ✅ GCP ✅ User Authentication ✅ Dashboard Development Waiting for your response! Best Regards, Zohaib
$900 USD in 2 days
5.5
5.5

Hello, I’m Karthik with 15+ years of experience in full-stack development, SaaS platforms, React, Spring Boot, PostgreSQL, and cloud-native applications. Your MVP requirements align well with my experience building scalable SaaS products from the ground up. I can deliver a clean, secure, and production-ready solution within your 4–6 week timeline. ✔ React + TypeScript + Tailwind Frontend ✔ Spring Boot REST APIs ✔ PostgreSQL Database Design ✔ Secure Login/Signup & Role Management ✔ Dashboard & Admin Panel ✔ CRUD Operations ✔ File Upload & Storage ✔ Third-Party API Integrations ✔ Analytics & Reporting Dashboard ✔ Dockerized Deployment ✔ AWS/GCP Infrastructure Setup Why I’m a good fit: • 15+ years delivering enterprise web applications and SaaS platforms • Strong expertise in React, TypeScript, Java, Spring Boot, and PostgreSQL • Experience designing scalable architectures, CI/CD pipelines, and cloud deployments • Focus on clean code, documentation, testing, and long-term maintainability Preferred Deployment Stack: AWS (EC2/ECS, RDS PostgreSQL, S3, CloudFront) or GCP equivalent, fully containerized using Docker. I follow an Agile milestone-based approach with regular demos, transparent communication, and rapid feedback cycles to ensure successful MVP delivery. Regards, Karthik 15+ Years Experience | React | Spring Boot | PostgreSQL | SaaS Development | AWS/GCP
$1,525 USD in 7 days
5.3
5.3

Hi there, Since this is a greenfield project, getting the architecture, database design, API structure, authentication flow, and deployment strategy right from day one will be critical. I have over a decade of experience building SaaS platforms, admin panels, dashboards, marketplaces, CRM systems, and custom business applications. One of my recent projects was a SaaS-based Bank IT Asset Management platform where I designed and developed a multi-tenant architecture supporting Super Admin, Admin, Vendor, Manager, and Auditor roles along with reporting, analytics, workflow automation, and API integrations. For your MVP, I can help build the complete application including authentication, dashboard, CRUD modules, file uploads, admin panel, analytics, REST APIs, database architecture, and cloud deployment while keeping the platform ready for future scaling and feature expansion. My preferred stack would align closely with your requirements: React + TypeScript + Tailwind on the frontend, Spring Boot + PostgreSQL on the backend, Docker for containerization, and AWS for deployment, CI/CD, monitoring, and future scalability. I have a few questions and would request a quick discussion so I can understand the product properly and then share a detailed development approach, architecture recommendations, realistic timeline, budget, and deployment plan. Thanks, Rahul A.
$1,325 USD in 28 days
5.0
5.0

I have extensive experience building scalable web applications using React, TypeScript, Tailwind CSS, REST APIs, PostgreSQL, and cloud infrastructure. I've worked on SaaS platforms involving authentication, dashboards, CRUD operations, admin panels, file uploads, analytics, and API integrations. My background as a full-stack developer allows me to deliver a clean, maintainable MVP with a strong foundation for future scaling. I'm comfortable working with Dockerized deployments and cloud environments, and I can collaborate closely throughout the development process to ensure the product aligns with your vision. I’d be happy to share relevant project examples and discuss the architecture in more detail.
$1,200 USD in 28 days
4.7
4.7

Hi, I am an experienced full-stack developer with a strong background in building scalable SaaS web applications. I have previously developed SaaS platforms that include user authentication, dashboards, CRUD operations, and file uploads, all optimized for responsiveness and seamless API integration. My expertise in React and TypeScript ensures a modern, responsive frontend, while my proficiency with Spring Boot and PostgreSQL allows me to build robust backend SaaS solutions. I have deployed SaaS products using Docker on AWS, ensuring scalable and reliable hosting. My portfolio showcases several SaaS projects with features similar to your scope, including analytics dashboards and admin panels. I am confident I can deliver your SaaS MVP within 4 to 6 weeks, adhering to your budget. My strong communication skills and focus on clean, maintainable code make me a good fit for your SaaS project. I am excited to bring your SaaS vision to life with a focus on API integration, responsive design, and scalable architecture. Best, Justin
$1,125 USD in 7 days
4.6
4.6

As a seasoned Full-Stack Developer, my team and I (Gaurav) possess the varied skills this greenfield project requires. We have extensive experience in building scalable web applications using not only your preferred tech stack such as React, TypeScript, Spring Boot and PostgreSQL, but also other modern stacks including Docker for deployment and AWS or GCP for cloud hosting. In recent projects, we've successfully delivered MVPs of SaaS web applications with similar functionalities to what your project demands. Our commitment to clean code and optimized performance aligns perfectly with the tasks of ensuring user authentication, file upload, CRUD capabilities, API integration, and database design work smoothly in your application. Furthermore, our proficiency in RESTful APIs and familiarity with Tailwind CSS ensures that we have the necessary expertise for developing a responsive UI as well as any other front-end related requirements. To top it off, our skills in creating AI-powered solutions could prove valuable even in this initial phase of development. I'm confident that we can deliver satisfying results within your expected timeline and offer you a robust, scalable SaaS product that meets all your needs.
$1,125 USD in 7 days
4.4
4.4

As an experienced full-stack developer, I acknowledge the significant technical skills required for your project. With my extensive knowledge in building efficient and scalable applications, I am confident in tackling your MVP. Although my expertise primarily centers around PHP, Node.js, and Vue.js, I am also well-versed in React and can align my skills with the other technologies specific to your project. In terms of deployment, I have significant experience with cloud platforms such as AWS and GCP which will come in handy while deploying the app on Docker among other services. While I’ve not had the chance to build identical SaaS products before, my satisfactory portfolio encompasses numerous such projects that you can assess at [provide links]. I guarantee utmost dedication and impeccable time management during this 4-6 week project. My preferred tech stack aligns harmoniously with what you've stipulated: React for the frontend, Java and Spring Boot for the backend, PostgresSQL for databases with Docker as containerizing platform flown on either AWS or GCP. I'm really excited about the possibility of working together to bring this remarkable vision into fruition!
$1,125 USD in 15 days
3.3
3.3

Hi, I have experience building full-stack SaaS applications using React, Spring Boot, PostgreSQL, REST APIs, and cloud deployments. My recent work includes authentication systems, admin dashboards, file management, business workflows, and enterprise integrations. For deployment, I would recommend Dockerized services on AWS with PostgreSQL and CI/CD for easier scaling and maintenance. Thanks Anshuman
$1,125 USD in 40 days
2.9
2.9

Hello, I am a Senior Full-Stack Developer with 11+ years of experience building scalable enterprise applications using Java, Spring Boot, React, TypeScript, PostgreSQL, REST APIs, Docker, and cloud platforms. Why I am a good fit: • Strong expertise in Spring Boot microservices and REST API development • Experience building React-based responsive web applications • Database design and optimization using PostgreSQL and MySQL • Secure authentication and authorization implementation • Docker-based deployments and CI/CD workflows • Experience developing scalable business and SaaS applications For this MVP, I would implement: ✓ User Authentication (JWT/Spring Security) ✓ Responsive React + TypeScript UI ✓ Dashboard and Analytics ✓ CRUD Modules ✓ File Upload Management ✓ Admin Panel ✓ REST API Integration ✓ PostgreSQL Database Design ✓ Dockerized Deployment Preferred Deployment Stack: Docker + AWS (EC2/RDS/S3) or GCP depending on budget and scalability requirements. Estimated Timeline: 4–6 weeks depending on detailed requirements and feature scope. GitHub, portfolio, and relevant project examples can be shared upon request. I focus on clean architecture, maintainable code, performance, security, and transparent communication throughout the project. Looking forward to discussing your SaaS MVP requirements. Best Regards, Rohit Patidar Senior Java Spring Boot & React Full-Stack Developer
$750 USD in 7 days
3.1
3.1

**DO NOT PAY ME UNTIL I COMPLETE! :)** Hello my valuable client :) My profile is new over here but I have 7 years of experience in this field. I have completely understood about your project. Also I will provide you free maintenance on your project for 1 year after project completion. I can definitely complete this in your timeframe. Give me one chance to prove myself. Hit the chat button to get started. If you will not like my work then you dont need to pay me any money so dont worry and have faith in me :) I am eagerly waiting for your message.
$751 USD in 7 days
3.1
3.1

Hi, As a Full-Stack Developer and DevOps Engineer for several years, my experience aligns perfectly with the requirements of this project. I understand the importance of building a robust and scalable web application from scratch, employing the ideal tech stack, which in this case includes Spring Boot, React, and the rest of the mentioned technologies. My proficiency with these is solid; for instance, my strong command over Java and PostgreSQL will come in handy while developing a reliable backend with optimal database design. Furthermore, my expertise isn't just limited to coding -- it expands towards deployment as well. I have extensive knowledge in utilizing Docker, AWS, and GCP to efficiently deploy apps onto cloud platforms. Apart from ensuring smooth delivery of your application, this skillset also aids in building a strong foundation for future scaling. Regarding your expected timeline, I am confident that I can accomplish your MVP within 4-6 weeks. With me handling your project, expect a SaaS web app that not only meets but exceeds your expectations; think solid user authentication, efficient file upload & management system alongside an effective admin panel. I look forward to showcasing my skills through similar projects I have done in the past and hope you’ll give me a chance to be part of this exciting project.
$1,125 USD in 40 days
2.6
2.6

Hi, I've read your brief — build an MVP SaaS web app. This is squarely our wheelhouse at Global IT Vision (SaaS MVPs). My approach: - A clean, lean MVP: core features first, multi-tenant auth, billing/subscriptions, and a polished dashboard UI — built to validate fast and extend later. - Solid backend/APIs + modern frontend (React/Next), tests + CI, deployed and ready for users. - Clear milestones + a tidy handover. I've posted scope questions on the board. Could we do a quick call to confirm the core MVP features? — Muhammad Idrees / Global IT Vision Pvt. Ltd
$1,200 USD in 35 days
2.7
2.7

Hi, What stood out to me is that you're not just building an MVP—you need a scalable SaaS foundation that can grow without major rewrites later. I have experience building full-stack applications using React, TypeScript, Spring Boot, PostgreSQL, and REST APIs, including authentication, dashboards, admin panels, CRUD systems, and cloud deployments. I can deliver: ✓ User authentication (Signup/Login) ✓ React + TypeScript dashboard ✓ CRUD + file uploads ✓ Admin panel + role-based access ✓ PostgreSQL + Spring Boot APIs ✓ Basic analytics dashboard ✓ Docker deployment (AWS/GCP) My preferred stack for deployment is Docker + AWS, but I can adapt to your setup. Timeline: 4–6 weeks One question: Will the MVP include multiple user roles from day one, or just a single user flow initially? I can also share relevant past work and GitHub links if needed. Best regards, Abhishek
$1,125 USD in 7 days
2.8
2.8

Hi there, I understand you're looking for a skilled full-stack developer to build an MVP for your modern SaaS web application—scalable, sleek, and user-friendly. With your focus on React, TypeScript, Tailwind CSS, and Spring Boot, I’m confident I can deliver a seamless, integrated product that ticks every box. Your need for a clean, responsive UI with robust authentication, CRUD, and admin panels resonates with my experience designing intuitive dashboards and optimized user flows. My approach combines UI/UX best practices with mobile optimization, ensuring your MVP shines across devices. I've recently completed a SaaS platform featuring similar tech stacks and functionalities outside Freelancer, which sharpened my expertise. Though new here, I’m eager to prove myself with fast, proactive communication and a swift turnaround. I’m available for a quick chat! Kind Regards, Ayren Stephens
$750 USD in 14 days
2.4
2.4

I can help build your SaaS MVP end-to-end using React + TypeScript on the frontend and Spring Boot + PostgreSQL on the backend, with a focus on scalable architecture, clean APIs, responsive UI, and cloud-ready deployment. I’ll ensure the project is structured for future growth while delivering a production-ready MVP within your expected timeline.
$1,125 USD in 7 days
0.4
0.4

As an AI and Cloud Data Engineering Specialist, I'm excited about the opportunity to apply my skills to your SaaS web application project. Building scalable, production-ready systems is a core part of my work in delivering actionable business intelligence and tangible ROI for enterprises. Having worked extensively on AWS and Azure, I'd recommend we leverage AWS services (like Elastic Beanstalk and RDS) for this project's tech stack. In terms of your crucial requirements, I've completed similar SaaS projects involving user authentication, interactive dashboards, CRUD functionalities, API integration, and responsive UI using React and Spring Boot. For instance, one of my recent projects involved designing an NLP-powered fraud detection system for a financial services company using BERT models deployed with Docker. This highlights my front-to-back expertise in the tech stack you're looking for. My estimated timeline aligns with yours - 4 to 6 weeks for building the MVP. However, it's key to note that choosing me for this project means you're not just getting someone who knows the technicalities but also an expert in translating complex data into meaningful insights – which is essential for your basic analytics dashboard. Looking forward to discussing this exciting opportunity with you further!
$1,200 USD in 20 days
0.0
0.0

I can develop the MVP for your modern SaaS web application with a clean, scalable architecture tailored to your needs. I have extensive experience building full-stack SaaS products that prioritize performance and user experience. My approach focuses on rapid development using proven frameworks, ensuring a smooth transition from MVP to full product without compromising code quality. I emphasize maintainable code and clear documentation for future growth. Do you have specific technologies or features in mind for this MVP?
$1,125 USD in 7 days
0.0
0.0

Hello, User Authentication (Login/Signup) – ensuring a secure, scalable login flow for your SaaS MVP. I'll containerize the back‑end with Docker, use Spring Boot's JWT security tied to PostgreSQL for user data, and serve the React‑TypeScript UI (Tailwind CSS) via Nginx – this keeps API latency under 200 ms and simplifies scaling. The analytics dashboard will be built on PostgreSQL views to aggregate usage without extra services. For file uploads, I'll stream directly to S3 (or GCS) to avoid disk bottlenecks and handle duplicate filenames by appending a UUID. Do you prefer AWS or GCP for the initial deployment? Looking forward to working with you. Artur Giżycki
$760 USD in 10 days
0.0
0.0

Surat, India
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