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I need help adding subscriptions using Stripe, user accounts, security features, and a database to my website. The work includes setting up recurring payments, creating user registration and login, protecting sensitive areas and preventing website cloning, storing user and transaction data securely. I’m looking for someone who can build a reliable system, improve site security, and ensure everything works smoothly after launch. Prevent the page or any of its features from being cloned, as well as prevent the display of sensitive code I need the user's projects to be stored in a database; each user has a certain number of projects they can save, linked to their subscription Depending on their subscription level, I need the user to be able to access a limited number of features Payments must be processed through Stripe. Upon project completion, the Stripe account and databases must be linked to our accounts. Pricing and feature restrictions must be modifiable after development is complete. Actual State: Web application (SPA) for creating digital and analog signals. Stack: React 18 + TypeScript + Vite 6, styling with Tailwind CSS v4, Everything runs on the client side: no backend, persistence in localStorage, custom ES/EN i18n, and light/dark themes using CSS variables. No router, global state manager, tests, or linter configured. Website link [login to view URL] (currently only contains placeholders for the required functions)
Project ID: 40682958
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Active 5 days ago
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141 freelancers are bidding on average $142 USD for this job

Your app is currently running fully client-side with localStorage, so subscriptions, account limits, and protected features will not be reliable until a proper backend and database layer are added. The key risk here is not just wiring Stripe, but making sure plan-based access, saved projects, and sensitive logic are enforced server-side rather than exposed in the browser. I’d approach this by moving auth, subscription checks, project storage, and protected actions into a secure backend, then connecting your existing React UI cleanly to it. I’ve worked on subscription-based platforms where Stripe recurring billing, login systems, role/plan restrictions, and database-backed user data had to be introduced into an existing frontend without breaking the user flow. For a setup like yours, the important part is structuring it so pricing limits and feature caps remain editable later instead of getting hardcoded into the app. A small admin-friendly setup for changing plan rules can be included in the build. - Do you want the backend on Node/Express or do you already have a preferred stack/service for auth and database? - Should cloned-source protection mean code obfuscation plus moving sensitive logic server-side, or do you also want anti-inspect/anti-copy measures on the frontend? - How many subscription tiers and feature-locked tools do you want in version one?
$250 USD in 7 days
9.8
9.8

I have thoroughly reviewed your project requirements and website status. I propose to enhance your website by integrating Stripe subscriptions, user accounts, robust security features, and a secure database system for storing user projects. Our plan includes setting up recurring payments via Stripe, implementing user registration and login features, creating secure areas to protect sensitive data, and preventing website cloning to safeguard your intellectual property. To provide a seamless user experience, we will store user projects securely in a database, with project limits tied to subscription levels. Different subscription tiers will grant access to various features, enhancing user engagement. Upon completion, we will link the Stripe account and databases to streamline payment processing and data management. You will have the flexibility to adjust pricing and features post-launch easily. With expertise in React 18, TypeScript, Vite, Tailwind CSS, and databases, we will transform your SPA into a feature-rich application, ensuring optimal performance, scalability, and security. Please confirm if there are specific security compliance standards like GDPR or PCI DSS that we should consider during development. I am excited to work with you to build a reliable system, enhance security, and deliver an exceptional user experience aligned with your business goals. Let's create a solution that evolves with your business and exceeds your expectations.
$225 USD in 5 days
8.8
8.8

Hello, I am Dr. Rajesh Rolen, PhD in Computer Science & Engineering, with experience of over 20+ years in Web Development, Website Design, SQL, Stripe, Database Development, HTML, Web Security As a preferred freelancer in the top 1%, I have done 400+ projects here on freelancer.com, I have 4.9 ratings out of 5 on average, which showcases my quality of work and timely delivery. Key Highlights: - Free Hosting Support on the Cloud or any desired platform. - Free 3 months of post-delivery support to ensure that our client doesn’t face any challenges after the launch of the project. - Free Dedicated tester on projects to ensure quality delivery, so clients don’t need to act as a tester. - 10+ Years experience UI/UX team to ensure intuitive UI. Portfolio: https://www.freelancer.com/u/Microlent Please open the chat and send me a message, so we can have a more detailed discussion about the project to give you the project timeline and cost. Thank you for considering my services. I look forward to engaging in a productive conversation and understanding how I can be of assistance in bringing your project to life. Regards Rajesh Rolen
$140 USD in 10 days
8.3
8.3

With experience in setting up subscriptions and user accounts with Stripe, I understand your need to enhance site security. My past work includes building secure payment systems and user authentication. How can we best integrate the subscription levels with feature access for users in your React SPA? Regards, Yogesh Kumar
$70 USD in 8 days
8.5
8.5

Hi! This is a well-defined full-stack upgrade and I can architect it cleanly on top of your existing React and TypeScript foundation. I'll build a secure backend with user registration, login, and JWT-protected routes, integrate Stripe for tiered recurring subscriptions with each plan unlocking specific features and project save limits, store all user and transaction data in a secure database, and implement anti-cloning protections to keep sensitive logic server-side and out of the client bundle. Stripe account and database access will be fully transferred to you on completion, and pricing tiers and feature restrictions will be configurable without touching code. Quick question: do you have a preferred backend language in mind such as Node.js or Python, or are you open to my recommendation for the API and database stack that integrates most cleanly with your Vite and React setup? I've built subscription-gated SaaS applications with Stripe integration, role-based feature access, secure user authentication, and database architectures that scale reliably from day one. Ready to turn your SPA into a fully monetised and secure platform! Hafiz S.
$140 USD in 7 days
8.6
8.6

Hi, I can help set up subscriptions using Stripe, user accounts, and robust security features. With my 12+ years of experience in web development and a strong background in React and TypeScript, I can design a reliable system that securely stores user and transaction data. I’ll also ensure sensitive areas are protected and implement measures to prevent cloning. Once we complete the project, I’ll link your Stripe account and databases seamlessly, and you’ll have the ability to modify pricing and features as needed. Let’s chat about how we can make your web application work smoothly! Best Regards, Priyanka
$140 USD in 2 days
8.5
8.5

Hi ClientFirstName, I can already see the real bottleneck: this isn’t just subscriptions , it’s turning a client-side SPA into a secure, controlled product with billing, access rules, and data persistence without exposing the guts. I’ve built PHP/MySQL and Stripe-driven systems with user accounts, role-based limits, secure storage, and admin-controlled pricing updates, so I can map your current React/Vite app into a reliable subscription workflow. I’ll connect Stripe recurring payments, user registration/login, database-backed project storage, feature limits by plan, and hardened protection for sensitive areas and visible source exposure. 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. If you already have a preferred backend stack or hosting setup, I can align with it and keep the integration clean for launch. Should the subscription logic, user auth, and database live in a new backend, or do you already have one hiding backstage like a superhero? Looking forward to your reply so we can finalize the exact plan. Best regards, Asad
$75 USD in 3 days
8.2
8.2

Because the current signal creator is a client-side SPA, anyone could bypass feature limits or inspect business logic unless the subscription and account rules are moved behind a backend. What you need here is a dependable system where Stripe billing, saved projects, and plan-based limits are all enforced securely, not just displayed in the interface. I’d rebuild the core flow around authenticated users, database persistence, and server-validated access checks while keeping the frontend experience smooth. I’ve handled web apps that started as frontend-only builds and later needed real user accounts, recurring payments, and protected areas added properly. In cases like this, the difference between a quick patch and a usable product is whether future edits—like changing prices, feature caps, or project limits—can be managed without rewriting core logic. I can also structure the project so handover of Stripe and database ownership is straightforward at launch. - Do you already have hosting in mind for the backend/database, or should that be proposed as part of the solution? - Will users need email verification and password reset from day one? - For saved projects, roughly how much data does one project contain?
$240 USD in 7 days
8.0
8.0

Your app is fully client-side today, and that's the crux: plan limits enforced in React can be bypassed by anyone with devtools, so the tiering has to move to a server. I'd add a backend with Postgres — Supabase or Node/Express — where accounts, saved projects and subscription state live, gate project count and premium features in the API rather than the UI, and drive plan status from Stripe webhooks on a signature-verified endpoint so upgrades, cancellations and failed payments are reflected automatically. Plans, prices and feature limits would sit in a config table you can edit after launch, no redeploy. One honest note: browser code can never be truly hidden — minification and obfuscation raise the bar, but real protection comes from keeping the valuable logic server-side, which this refactor does. Stripe and database stay on your accounts. I can start immediately.
$30 USD in 1 day
7.8
7.8

Hi, I'm interested in your project to secure your SPA and integrate Stripe subscriptions. I will build a Node.js backend to handle database storage and role-based access. Let’s discuss and get started! -AJ
$140 USD in 7 days
7.8
7.8

Hello I can build the full subscription system around your React/TypeScript SPA, including Stripe recurring billing, secure authentication, database-backed projects, subscription-based project/feature limits, and protected server-side logic. I’ll also move sensitive operations off the client, prevent exposing secrets, and harden the app against common cloning/tampering attempts. Pricing and limits will remain configurable, with Stripe and database ownership transferred to your accounts at completion. Thanks
$150 USD in 5 days
8.3
8.3

Greetings, I see that you're looking to enhance your website by integrating subscriptions, user accounts, and robust security features. It’s essential to create a smooth user experience while ensuring that sensitive data is well protected. I would tackle this by implementing Stripe for secure payment processing, setting up a database to manage user projects and subscription levels, and adding user authentication for account management. To prevent cloning and safeguard your code, I would incorporate various security measures. Additionally, I would ensure that your database is structured to accommodate user-specific project limits based on their subscription. With my background in web development and security, I can build a reliable system that meets your needs and allows for future modifications. Best regards, Saba Ehsan
$200 USD in 3 days
7.5
7.5

Hi, I'll turn your signal creator SPA into a secure subscription platform with Stripe and database quotas. Because your React app currently runs entirely in the browser, plan limits in localStorage can be bypassed in DevTools. I will build a secure backend with PostgreSQL, authentication and premium access behind authenticated API endpoints so sensitive logic stays off the client and cannot be cloned. I will integrate Stripe recurring billing with signature-verified webhooks to handle upgrades, cancellations, and renewals automatically. Feature restrictions and project save limits will be enforced server-side, with all tier rules stored in a central configuration table so you can update pricing and feature access after launch without editing code. At completion, I will link the database and Stripe environment directly to your own accounts and provide clear documentation for ongoing management. Best Regards, Raj
$220 USD in 4 days
7.6
7.6

The main gap in your current setup is that subscriptions, saved projects, and restricted features can’t be secured properly while everything lives in the browser. To make this production-ready, the payment flow, account system, database storage, and feature permissions need to be enforced on the server, with the React app acting as the interface rather than the gatekeeper. That also helps with protecting sensitive logic and reducing what can be cloned from the frontend. I’ve worked on builds where Stripe subscriptions, login/registration, and user-specific data storage had to be added to existing React-based products. The part that matters most here is clean architecture: users should only see what they’re allowed to access, project counts should follow the active plan, and your team should be able to adjust pricing and feature rules later without depending on a developer for every small change. If useful, I can suggest a practical structure for the admin side of plan and feature management as well. - Do you want monthly subscriptions only, or should the Stripe setup support more than one billing interval? - Should each plan limit both the number of saved projects and access to certain generators/tools? - Do you have any preferred database choice already?
$250 USD in 7 days
7.3
7.3

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. I 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.
$140 USD in 7 days
7.0
7.0

Hello there, I can turn your existing React signal-building SPA into a secure, subscription-based web application without disrupting the functionality you already have. I’ll build the required backend and database layer for user registration, login, project storage, subscription-linked project limits, and tier-based feature access, while integrating Stripe for secure recurring payments and keeping the system scalable for future plans and features. I’ll also move sensitive logic and credentials away from the client, secure private API routes and user data, and implement practical protections against exposing or easily copying proprietary functionality. Pricing, subscription limits, project allowances, and feature restrictions will remain configurable after development. I’ll thoroughly test registration, login, subscriptions, payments, project saving, access restrictions, and security before connecting the final Stripe account and database to your accounts for ownership and ongoing management. Here is my portfolio: https://www.freelancer.in/u/sainiji92 Let’s connect in chat and I can build the secure subscription and account infrastructure around your existing application while keeping the system reliable, maintainable, and ready to scale. Regards, Pankaj
$180 USD in 7 days
6.8
6.8

Hi there, I read your project "Add Subscriptions, Accounts, Database and Security to Website" and it matches what I do with Website Design, HTML, Web Development. I have delivered similar work before and can start right away. I can complete it in 7 days for 250 USD, revisions included. Can you share any extra details or files so I can confirm the scope? Happy to start today.
$250 USD in 7 days
6.6
6.6

Hi, Your app runs fully in the browser, so code can't truly be hidden there. The fix is a small Node API that checks the Stripe subscription before handing back features and saved projects, and that stack is my daily work. Tell me your tiers and limits first. Lets get in contact first.
$50 USD in 14 days
6.2
6.2

As an experienced Full Stack Developer, I have been involved in building and implementing robust systems very similar to what you're looking for on your website. I have significant expertise working with Stripe, user registration and login systems, as well as secure database management. My skills in Web Security will ensure that your code remains confidential and sensitive areas are well protected from cloning or any security threats. With 8+ years of industry experience and over 200 successful projects under my belt, I am confident I have the knowledge and ability to build a reliable system tailored specifically to your needs that will work smoothly after launch. My clean, secure and scalable code matches perfectly with your requirement for a customized system since you need the pricing and feature restrictions modifiable after development is done. My proficiency in HTML, Web Development, Web Security, Website Design complement the technical requirements of your project. Moreover, my business-first approach ensures that not only will your website meet all functional requirements but it will also drive real results for you by enhancing its usability, scalability, and accessibility owing to which clients have chosen me over the years to deliver projects on time and within budget. Let's leave no room for compromise when we could build something amazing that drives your business forward!
$200 USD in 7 days
6.4
6.4

Hey there, It sounds like you're looking to enhance your website with subscriptions, user accounts, and robust security features using Stripe. I get that the main goal here is to create a seamless and secure experience for your users while managing subscriptions effectively. To clarify, could you specify what type of user accounts you envision? Also, are there particular security features you're considering that you'd like to emphasize? Understanding these details will help in crafting a tailored solution. I suggest starting with a phased approach: first, implementing user account functionality and basic subscription management, then integrating payment processing with Stripe, and finally enhancing security features. This will help minimize risks and ensure everything works smoothly together. I’ve built similar systems in the past, like a regional tutoring portal, an internal CRM, and a local marketplace app. Looking forward to chatting more about your project! Best,
$200 USD in 3 days
6.0
6.0

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