fullstack
I will build a full-stack SaaS app using Next.js, TypeScript, and full payment integration
typescript
javascript
react
nextjs
express
postgresql
mongodb
firebase
gcp
jest
postman
restapi
redux
eslint
prettier
jwt
oauth
html
css
sass
tailwindcss
framer
git
github
visualstudiocode
Delivery in 5-21 days
Available now
USD 450
one-time
Service Description
Full-Stack Developer | 3+ Production Apps Deployed | 99.5% Uptime
1. Converso: Real-time AI voice platform with 95% transcription accuracy. Clerk authentication, and Sentry monitoring
2. Freelance-Flow: Complete client management and Invoicing SaaS with Invoicing, time tracking and Stripe integration.
3. Prep AI: Interview preparation platform serving 10+ professional roles with Firebase real-time tracking with feedback system designed to provide accurate feedbacks on user responses.
With this Service, I will:
- Build Full-Stack applications using Next.js, TypeScript, Tailwind CSS and Shadcn with modern component libraries.
- Setup user authentication using Appwrite, Firebase, Supabase and JWT with role-based access control.
- Integrate payment gateways like Stripe and Clerk subscription billing.
- Build Responsive websites using Tailwind CSS and Shadcn with mobile-first design approach.
- Build secure REST APIs and connect them with your frontend using proper validation and error handling.
- Deploy applications on Vercel, Render or any other hosting platforms with SSL certificates and monitoring.
- Create admin dashboards with analytics, user management, and reporting features.
- Implement real-time features using Firebase real-time database, or Supabase realy-time.
- Optimize applications for SEO, performance and Core Web Vitals
- 📦WHAT YOU GET:
- Fully functional, deployed application ready for production use
- Clean, documented source code hosted on your GitHub repository
- User authentication system with sign-up, login, and profile management
- Payment processing setup with automated billing and invoice generation
- Mobile-responsive design that works perfectly on all devices and screen sizes
- Admin panel (if applicable) for managing users, content, and application settings
- Database design and setup with optimized schemas for performance and scalability
- Deployment guide with step-by-step instructions for future updates
🏆WHY CHOOSE ME:
- Zero critical security vulnerabilities across 12+ months of production applications
- Sub-250ms response times through performance optimization and best pratices
- 200+ LeetCode problems solved demonstrating strong algorithmic thinking and problem solving
- Business-focused approach understanding startup needs, market requirements, and user experience
- Clean communication with regular progress updates, screenshots and milestone demonstration
- Modern tech stack expertise staying updated with latest frameworks and development practices
🔒QUALITY GUARANTEE:
- Clean, maintainable code with proper comments and documentation
- Secure implementation with input validation, authentication and, data protection
- Cross-browser compatible ensuring consistent experience on Chrome, Firefox, Safari and Edge
- SEO optimized with proper meta tags, structured data, and search engine visibility
- Error handling with graceful fallbacks and user-friendly error messages
📞 NEXT STEPS:
- Contact me before placing an order to discuss your specific project requirements and ensure best solution
- Share your project details including features needed, design preferences, and timeline expectations
- Receive regular updates throughout development with screenshots and progress demonstrations