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I’m rolling out the first public-facing slice of a new PropTech SaaS and need a senior-level engineer who can own the user registration and authentication flow in Next.js. The mission is simple but crucial: create a polished sign-up / sign-in experience backed by secure email-verification. You will start from a clean [login to view URL] 13+ (App Router) workspace and wire up: • Responsive registration and login pages built with React, Tailwind (or another utility CSS system you prefer), and TypeScript. • Server actions / API routes that handle account creation, hashed-password storage, session handling, and token-based email confirmation. • Integration with my existing PostgreSQL database via Prisma (or comparable ORM). • Transactional email send-out through SendGrid; clicking the link must verify the user and flip the “emailConfirmed” flag in the DB. • Clear loading and error states so the UX feels seamless on slow connections. Acceptance criteria 1. User cannot access protected routes until the verification link is clicked. 2. Tokens expire after the configured time window and are single-use. 3. Codebase is lint-clean, typed, and covered by basic unit tests for auth utils. 4. A concise README explains local dev, .env keys, and deployment steps to Vercel. Future phases will likely add social logins and 2FA, so structuring the code for easy expansion is important. If you’ve shipped robust auth flows in [login to view URL] before and can deliver the items above efficiently, let’s get started!
Project ID: 40651744
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214 freelancers are bidding on average $427 USD for this job

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
5.4
5.4

Dear Client, I’m an experienced full-stack developer with over 10 years of experience in web and mobile application development, specializing in building scalable, responsive, and high-performance solutions for diverse business needs. I understand you are looking for a reliable developer to build or improve your project, including web or mobile applications similar to CRM, dashboards, or APIs, and I have worked on similar solutions successfully. My skills in React, Vue, Laravel, PHP, Python, REST APIs, and database design ensure efficient and high-quality delivery. Feel free to share more details or ask questions. I’m ready to refine my approach to match your exact requirements. Looking forward to working with you. Best regards, Md Ruhul Ajom
$250 USD in 5 days
5.2
5.2

Hi, I see you're launching a PropTech SaaS and need a polished authentication flow in Next.js. I have extensive experience with secure email-verification systems. Could you clarify if there are any specific third-party authentication services you plan to integrate?
$300 USD in 7 days
3.2
3.2

Hello As a skilled full stack developer I can help you with this part let's discuss more details info via chat Thanks
$250 USD in 7 days
2.6
2.6

Hi there, I've reviewed your project requirements and I'm confident I can deliver exactly what you need. I'm a Senior Full Stack Developer with strong hands-on experience in React.js/React Native and modern web development practices. I focus on writing clean, scalable code and have a track record of delivering projects on time without compromising quality. On Freelancer, I've completed 12 projects with strong client ratings clients continue working with me because of my clear communication, reliability, and attention to detail throughout the project lifecycle. I'd be glad to discuss your requirements in more detail and provide a clear plan along with a realistic timeline. I'm available to start immediately and can commit the necessary time to ensure smooth, timely delivery. Looking forward to the opportunity to work together. Best! Abbas
$625 USD in 10 days
2.2
2.2

Hi, I’ve reviewed your requirements and can confidently build a clean, scalable, and high-performance solution tailored to your needs. I specialize in full-stack development using modern technologies, ensuring both strong backend logic and a smooth user experience. I’ve worked on similar projects where performance, responsiveness, and clean architecture were key, and I always focus on delivering reliable, production-ready results. I can start immediately and keep communication clear throughout the project to ensure everything is delivered exactly as expected. Let’s discuss your project in detail - I’m ready to get started right now. Regards, Varinder Singh
$500 USD in 7 days
2.0
2.0

The part that often trips up a new PropTech SaaS is ensuring the email verification truly blocks access until the user clicks the link. Storing the verification token in the same record can let a reset reuse it, so I’ll move tokens to a dedicated table. The server actions will generate a signed JWT, hash it in Prisma, and clear it after the first successful click. A common pitfall is relying on client-side redirects for protection, which lets a user bypass the check; I’ll enforce the emailConfirmed flag in server-side middleware. I’ll also add unit tests for the token utils and keep the auth routes type-safe so the code stays lint-clean. Ready to start right away and get the sign-up flow live on Vercel.
$500 USD in 5 days
0.0
0.0

I completely understand that the priority is a seamless sign-up/sign-in experience where users remain blocked from protected areas until their email is securely verified. Your project is a really great idea, and the acceptance criteria give a clear foundation for building a reliable SaaS authentication layer. I can implement the full authentication workflow with responsive UI, server-side security, expiring single-use verification tokens, loading/error states, unit tests, and Vercel deployment guidance. Would you like me to use Prisma with your existing PostgreSQL database, or do you have another ORM already selected?
$500 USD in 7 days
0.0
0.0

I understand that you are seeking a senior-level engineer to develop a polished user registration and authentication flow for your PropTech SaaS using Next.js. This crucial component will not only enhance the user experience but also ensure robust security through email verification and session handling. My approach involves creating responsive registration and login pages with React and Tailwind, ensuring a seamless user experience across devices. I'll implement server actions and API routes for secure account creation, employing hashed-password storage and token-based email confirmation linked to your PostgreSQL database via Prisma. The use of SendGrid will facilitate transactional emails, verifying users effectively while maintaining a clean and responsive design, even on slower connections. The acceptance criteria you've outlined will be prioritized, ensuring that protected routes remain inaccessible until verification is complete and that tokens are secure and single-use. Structuring the code for future expansions, such as social logins and 2FA, will be an integral part of the development process. In a previous project, I successfully implemented a similar authentication system, which significantly improved user engagement and security. Let's create something that not only meets your expectations but sets a new standard for quality. Regards Junaid
$250 USD in 7 days
0.0
0.0

We've recently helped a business just like yours bring their vision to life — helping them achieve exactly the kind of results you're aiming for with this project. From your job post, it's clear you're looking for something clean, professional, and user-friendly — with a seamless, integrated experience that just works. That's exactly the kind of outcome we focus on delivering. With over 12 years of expertise in AI-powered development, automation, digital marketing, and custom web/app builds, we have successfully shipped robust authentication flows in Next.js. Our experience includes creating responsive registration and login pages with React, TypeScript, and Tailwind, ensuring secure email verification and integration with databases like PostgreSQL via Prisma. We'd love to learn more about your goals and walk you through how we'd approach this — let's connect and get started. You can view our portfolio at [your-portfolio-link] for more insights into our previous work.
$550 USD in 7 days
0.0
0.0

OVERWHELMED with all the Ai Generated proposals. Give me a few seconds to show you why I am different. I have extensive experience in building secure user authentication systems for SaaS platforms. I understand the importance of a polished user experience, especially with email verification and responsive design in mind. I would love to chat about your project, the worst that can happen is you walk away with a free consultation. Regards, Clinton.
$350 USD in 7 days
0.0
0.0

Kathmandu, Nepal
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