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Senior Full-Stack Team Needed for Scalable AI-Enabled SaaS Platform (Web + Mobile) 1- Project Overview We are building a next-generation cloud-based SaaS platform focused on professional networking, organizational collaboration, intelligent business workflows, and AI-powered data interaction. The platform will include: * Multi-tenant architecture * Organization and user management * Advanced dashboards and analytics * AI-assisted search and recommendations * Real-time interactions and notifications * Role-based permissions * API integrations * Scalable cloud infrastructure * Web and mobile applications * Future AI and automation expansion capabilities This is a long-term project intended to scale regionally and internationally. We are looking for highly experienced developers and architects capable of building enterprise-grade systems with modern technologies and scalable architecture principles. 2- Required Technical Expertise We are seeking individuals or teams with strong experience in: a. Frontend Development * [login to view URL] * React * TypeScript * Responsive UI/UX * Dashboard interfaces * State management * Performance optimization b. Backend Development * NestJS * Node.js * RESTful APIs * Microservices architecture * WebSocket / real-time systems * Authentication & authorization systems * API security best practices c. Database & Infrastructure * PostgreSQL * Database optimization and scalability * AWS cloud infrastructure * CI/CD pipelines * Docker / containerized deployment * Caching systems * Monitoring and logging d. Authentication & Identity Management Experience with one or more: * Auth0 * Firebase Authentication * AWS Cognito e. Mobile Development * Flutter * Cross-platform Android/iOS development * API integration * Push notifications * Offline synchronization 3- AI & Intelligent Systems Experience (Highly Preferred) Candidates with AI integration experience are strongly preferred. Examples include: * AI-assisted search * Recommendation systems * NLP integrations * LLM/API integrations * Intelligent workflow automation * Semantic indexing * AI-powered analytics * Conversational interfaces Experience with OpenAI APIs, vector databases, embeddings, or AI orchestration frameworks is a major advantage. 4- Preferred Architecture & Stack a. Frontend * [login to view URL] * React * TypeScript b. Backend * NestJS * Node.js c. Database * PostgreSQL d. Authentication * Auth0 OR * Firebase Auth OR * AWS Cognito e. Infrastructure * AWS f. Mobile * Flutter This stack is preferred due to scalability, maintainability, cloud readiness, and suitability for distributed remote development teams. 5- What We Are Looking For We prefer: * Senior developers * Strong system architects * Teams experienced in scalable SaaS platforms * Clean code practices * Git/GitHub workflow discipline * Agile milestone-based development * Strong English communication * Long-term collaboration mindset 6- Important Notes * This project will begin with an MVP phase and expand progressively. * NDA may be required before detailed specifications are shared. * Preference will be given to candidates who can demonstrate: * Similar SaaS projects * Enterprise dashboard systems * AI-integrated platforms * Scalable cloud architecture * Mobile + web ecosystem development Please include: 1. Portfolio examples 2. Relevant SaaS projects 3. AI-related experience 4. Team structure 5. Estimated availability 6. Recommended architecture improvements (if any) We are looking for long-term technical partners, not only short-term freelancers.
Project ID: 40479423
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224 freelancers are bidding on average $526 USD for this job

Hi — Elias here from Miami. I see you're looking to develop a scalable AI-enabled SaaS platform for both web and mobile. The goal of delivering a robust solution that meets user needs while ensuring seamless performance is essential. What usually matters most here is establishing a solid architecture for scalability and maintainability. A common issue in systems like this is managing the complexity of integrations, especially as user roles and permissions expand. The tricky part is usually ensuring that the AI components integrate smoothly with the backend while maintaining high reliability. My approach would focus on modular design, allowing for future expansions without overhauling the system. I'd emphasize clear API structures and efficient state management to support your AI functionalities. Having worked on similar SaaS platforms that required intricate backend integrations and AI capabilities, I understand the nuances involved. A few questions to better understand the scope: Q1 – What user roles and permissions do you envision for the platform? Q2 – How do you plan to handle backend API readiness for both web and mobile? Q3 – Are there specific AI functionalities you foresee needing immediate attention? Happy to go through the details and suggest the best technical approach. Looking forward to hearing from you.
$700 USD in 5 days
8.4
8.4

This project on building a scalable AI-enabled SaaS platform sounds intriguing. With your focus on both web and mobile aspects, I can see how a solid integration of Node.js, PostgreSQL, and Flutter would be crucial for a seamless user experience. I have around 10 years of experience in full-stack development, so I'm well-versed in creating RESTful APIs and handling complex integrations. Your main goal seems to be delivering a reliable platform that leverages AI to enhance user engagement and functionality. Some similar things I've built include a regional booking platform for a tutoring company, an internal CRM for a property agency, and a React Native field-reporting app. Let’s collaborate to bring your vision to life. Could you please clarify the following questions to help me better understand the project? Q1: What specific AI functionalities are you looking to implement in the platform? Q2: Are there any preferred frameworks or libraries you would like to use besides those mentioned? Q3: What is the target audience for the platform, and do you have any specific user experience goals in mind?
$600 USD in 6 days
6.6
6.6

Hi, I came across your project "Scalable AI-Enabled SaaS Platform (Web + Mobile) Dev." and I'm confident I can help you with it. About Me: I'm a full stack developer and agency owner with over 8+ years of experience in Mobile App Development, Node.js, Full Stack Development, Flutter, PostgreSQL, Next.js. , 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
$500 USD in 7 days
5.6
5.6

Hi there, Building a scalable AI-enabled SaaS platform is a monumental task that requires a precise blend of technical expertise and strategic planning. The challenge lies in integrating robust multi-tenant architecture with intelligent AI-driven functionalities while ensuring system scalability and performance. With our deep experience in AI, cloud solutions, and full-stack development, we’re poised to architect and deliver a solution that not only meets your current needs but scales frictionlessly as your platform grows. Here are our questions to better understand your vision: 1. Are there specific geographical regions or user base sizes you are targeting for initial deployment? 2. Do you have a preferred timeline for the MVP phase and subsequent rollout? Having successfully completed projects with similar complexity, including AI-powered platforms and cloud-based architectures, our team is well-equipped to bring your vision to life. We invite you to review our portfolio showcasing our SaaS and AI accomplishments. Additionally, we offer 30 days of free support post-project completion to ensure smooth operation and address any issues. Let’s discuss your project today!
$750 USD in 10 days
5.7
5.7

Hello, I have 4 years of experience in Full Stack Development, Node.js, Mobile App Development, API Integration, and Next.js. I understand your requirement for building a scalable AI-enabled SaaS platform for professional networking and organizational collaboration. With expertise in RESTful APIs, PostgreSQL, and Flutter, I am confident in delivering a high-quality solution that aligns with your project's objectives. I have carefully reviewed the project requirements and believe that my skill set matches the technical expertise you are seeking. I am open to discussing further details in chat to explore how we can collaborate effectively on this long-term project. Please feel free to connect for a detailed discussion. Best regards, Taimoor from Pixels Soft
$500 USD in 7 days
5.4
5.4

Hi there, This project instantly caught my eye, so I had to reach out. Your emphasis on a clean, professional, and scalable AI-enabled SaaS platform aligns perfectly with my expertise in building seamless and user-friendly web and mobile applications. With a strong background in frontend and backend development, as well as experience in AI integration, I am confident in delivering the high-quality, integrated solution you are seeking. My commitment to speedy communication and a fast turnaround ensures efficient progress throughout the project. Let me know if you are available for a quick chat! Regards, Aashiq
$400 USD in 7 days
4.6
4.6

I understand you need a senior full-stack team to develop a scalable AI-enabled SaaS platform for professional networking and collaboration, incorporating intelligent workflows and AI-powered data interaction. My experience building multi-tenant SaaS applications with real-time features and robust user management, including a recent project that improved user engagement by 40% through intelligent recommendations, directly aligns with your goals. My approach will involve building the web application using React and Node.js, with a PostgreSQL database for multi-tenancy and user data. The mobile app will be developed natively for iOS and Android using Swift and Kotlin respectively. For AI-assisted search and recommendations, I'll leverage Python with libraries like scikit-learn and integrate with a cloud-hosted Elasticsearch cluster. Real-time interactions will be handled via WebSockets. What is the anticipated user load for initial launch to inform infrastructure provisioning? Ready to start as soon as you confirm scope.
$602 USD in 21 days
3.8
3.8

Hi, I'm Abbas, a Web & App developer with expertise in building high-converting websites, mobile apps, and AI solutions that drive real business growth. Why choose me: ✅ Fast, modern & latest custom website design/development ✅ Marketing-focused design that converts visitors into customers ✅ On time delivery project ? Portfolio: https://www.freelancer.in/u/letsgood Let's connect and get started! Best, Abbas
$786 USD in 15 days
3.3
3.3

Hello, I understand the importance of building a scalable AI-enabled SaaS platform that encompasses professional networking, organizational collaboration, and intelligent business workflows. With a focus on multi-tenant architecture, AI-assisted search, and real-time interactions, your project requires a team well-versed in modern technologies and scalable architecture principles. Drawing on my expertise in Full Stack Development, API Integration, and AI Development, I am confident in my ability to contribute to the success of your platform. Leveraging technologies like Node.js, PostgreSQL, and Flutter, I aim to deliver a robust solution that meets your long-term scalability goals. My experience in building enterprise-grade systems aligns well with the requirements of your project. I am excited about the opportunity to collaborate on this innovative venture and help bring your vision to life. Best regards, Jayabrata Bhaduri
$750 USD in 7 days
3.1
3.1

Hello, ✨✨✨From Vision to Victory-We Code Your Success✨✨✨ Have you already decided whether tenant isolation will be handled at the database level or through a shared-schema strategy? I've reviewed the scope, and the biggest challenge here is not the MVP itself but ensuring that the architecture remains scalable when organizations, AI workloads, real-time communication, and analytics begin growing simultaneously. My experience is centered around building connected ecosystems where web applications, mobile apps, backend services, and AI-powered features operate as a single platform rather than separate products. I work extensively with scalable backend architectures, API integrations, automation systems, cross-platform mobile development, and interactive data-driven applications. For this project, I would start by defining the multi-tenant foundation, authorization model, service boundaries, and AI integration layer before feature development begins. This reduces technical debt and makes future expansion into recommendation engines, intelligent search, workflow automation, and regional scaling significantly easier. Please address this in the next project. I would be interested in discussing the architecture and growth roadmap before implementation begins. Best regards
$380 USD in 7 days
3.2
3.2

Hi there, I’d be happy to discuss your project—feel free to start a chat anytime. I’m a full-stack developer with solid experience building scalable web and desktop applications, and I’m confident I can deliver your project efficiently and on time. I also have strong exposure to modern technologies including Web3 concepts, DevOps practices, and automation. I’m a Kubernetes enthusiast with hands-on experience using Docker containers and deploying applications on Linux servers. My expertise includes: MERN / MEAN Stack (development + team management) .NET Core APIs with Angular, including D3.js data visualizations Azure Logic Apps, SharePoint, and workflow automation (PowerApps familiarity) Salesforce development with Apex, Visualforce, and integrations via .NET APIs DevOps basics, containerization, and application hosting on Linux Automation workflows and AI-based tools to improve efficiency I bring a problem-solving mindset and full project lifecycle experience—from development to deployment. Looking forward to hearing from you. Thank you!
$500 USD in 7 days
3.2
3.2

the tricky part of ai-enabled saas is per-tenant cost control. if every user hits your llm, you need usage metering and rate limits from day one or the api bills spiral out of control. id bake that into the node/postgres layer with a usage_events table before touching any other features. can start today. whats the core ai feature youre building around?
$367.50 USD in 7 days
2.6
2.6

I am available to start right away as an individual full-stack engineer (responsible for all myself) ✋ Hi - I'm Larry from Atlanta. My recommended architecture is a modular multi-tenant backend with clear service boundaries for organizations, users, permissions, notifications, analytics, integrations, and AI features, instead of overcomplicating the MVP with premature microservices. https://www.freelancer.com/portfolio-items/11384459-ai-stock-analysis-saas-platform For portfolio and relevant SaaS experience, I recently worked on an AI-based stock analysis platform with dashboards, market data pipelines, LLM-powered insights, watchlists, user roles, analytics views, and API-driven workflows, which is very close to the AI search, recommendation, dashboard, and data interaction needs here. Let's build a reliable AI-enabled SaaS platform together. I am open to chatting at any time and can start immediately. Thank you, Larry
$500 USD in 20 days
2.8
2.8

Hi, I've led full-stack development on complex SaaS platforms, focusing on real-time integrations and AI-assisted workflows. My experience with n8n and similar tools aligns well with your AI-enabled platform needs. If this fits, let's discuss a small test project to align before committing to larger work. Best Regards, Ivica
$500 USD in 7 days
2.7
2.7

Dear Client, I am ready to build your scalable AI-enabled SaaS platform (Web + Mobile) using the exact preferred stack: React + TypeScript, NestJS, PostgreSQL, Flutter, and AWS. I will deliver a solid foundation for the MVP including: Multi-tenant architecture with organization & user management Role-based permissions and secure authentication (Auth0 / Firebase / Cognito) Advanced dashboards and analytics Real-time notifications (WebSocket) AI-assisted search and basic recommendation system Responsive web + cross-platform mobile app Clean, scalable code with Docker, CI/CD ready I have strong experience building enterprise-grade SaaS platforms with AI integrations, microservices, and Flutter mobile apps. I follow clean architecture principles and Agile development. I can start immediately with the MVP phase and support long-term growth. Please share more details about the first phase requirements when awarded. I will provide architecture proposals and portfolio examples upon request. Looking forward to becoming your long-term technical partner.
$300 USD in 4 days
2.5
2.5

Hey, I can start now. ✅I’ve worked on something very similar. Building a scalable AI-enabled SaaS platform presents challenges in multi-tenant architecture, AI integration, and real-time interactions. I've led a team in developing a similar platform with advanced analytics and role-based permissions. While not identical, my experience in building complex systems with AI features aligns well. I approach projects like this by prioritizing modular design and continuous testing for robust scalability. Let's chat! -Dorofii
$670 USD in 3 days
1.6
1.6

Your project aligns closely with the type of platforms that require strong architectural planning before development begins. The combination of multi-tenancy, organizational collaboration, AI-powered workflows, real-time interactions, web/mobile applications, and future automation capabilities makes this much more than a standard SaaS build. My interest is not simply in delivering features, but in helping establish a scalable foundation that can support long-term regional and international growth. My typical approach begins with an architecture and discovery phase From there, development can be executed in clearly defined milestones while maintaining flexibility for future expansion. Before estimating MVP effort, I would like to better understand: 1. Which workflow represents the primary business objective of the MVP? 2. What are the expected user and organization volumes during the first 12–24 months? 3. Will AI initially be focused on recommendations, search, workflow automation, conversational interfaces, or a combination? 4. Are there regulatory or compliance requirements that must influence the architecture from day one? I am interested in long-term collaboration and would be happy to participate in an architecture discussion or repository review once additional specifications become available under NDA.
$500 USD in 7 days
2.1
2.1

Hello! I’ve built a similar cloud-based SaaS platform that successfully improved user engagement through AI-powered recommendations and real-time notifications. I’d love to share the implementation details in chat. For your project, I would focus on establishing a robust multi-tenant architecture using NestJS and PostgreSQL, ensuring scalability from the outset. Additionally, integrating AI features for intelligent workflows will be a top priority. To better understand your needs, could you share how you envision the user management system functioning? If you’re open, I can share insights from my past project and we can see if it aligns with your vision.
$500 USD in 7 days
0.6
0.6

Most clients struggle to find a capable team that not only understands the intricacies of building a scalable SaaS platform but can also manage advanced AI integrations effectively. Your project clearly demands more than just coding; it requires strategic development and system architecture to create an impactful solution. I approach projects like yours by focusing on a solid MVP that lays the foundation for future enhancements. This often means prioritizing the right technologies and ensuring that the system is built for scalability from day one. My experience includes leading similar projects where I've successfully integrated complex features like AI-driven analytics and real-time notifications, ensuring a smooth user experience. For instance, if you haven't already considered it, using a microservices approach could further enhance your system’s scalability, especially as you aim for regional and international deployment. I’d love to hear about your specific milestones and any immediate challenges you foresee. Do you have a specific timeline for the first milestone?
$430 USD in 180 days
0.0
0.0

Hello Dear, I am Jagmohan Kumawat, a multidisciplinary digital expert with 5+ years of experience building luxury websites, mobile apps, digital marketing, automations, intelligent systems and high impact creative assets. My focus is always on delivering results with precision, style and longterm scalability. Signature Excellence • Luxury Websites & Web Systems • iOS & Android Mobile App Development • Custom API Integrations • Advanced Workflow Automation & AI Systems • Salesforce CRM Setup, Flows & Cloud Integrations • Professional Branding & UI/UX • Social Media Content & Digital Strategy • E-Commerce Systems & Automation • Premium Video Creation & Cinematic Editing Technology & Creative Mastery Node.js | React | Laravel | WordPress | PHP | JS | Shopify | Android/iOS | Salesforce Cloud | CRM Automations | REST APIs | Firebase | AI Solutions | Figma | Adobe Suite (Illustrator, Photoshop, Premiere Pro, After Effects) Canva Pro | AutoCAD | Motion Graphics & AI Video | Digital Marketing | Content Writer | SEO/SMO I’m ready to take your project forward with precision, creativity and technical excellence. Feel free to share more details. I will prepare a customize plan for your exact needs. Best Regards Jagmohan Kumawat
$500 USD in 7 days
0.0
0.0

Hawally, Kuwait
Member since Feb 23, 2016
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