I will build a custom invoice and billing web app with nextjs

M
mujahidv
M
mujahidv
Mujahid V
build a custom invoice and billing web app with nextjs
build a custom invoice and billing web app with nextjs
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build a custom invoice and billing web app with nextjsbuild a custom invoice and billing web app with nextjsbuild a custom invoice and billing web app with nextjsbuild a custom invoice and billing web app with nextjsbuild a custom invoice and billing web app with nextjs

About this gig

Need a custom invoicing and client management app for your business? I build secure, fast, full-stack web apps with Next.js, TypeScript, PostgreSQL and Tailwind CSS.


WHAT THE APP DOES

- Secure register and login

- Client management (add, edit, search, delete)

- Invoice builder with line items, tax and discount

- Totals calculated on the server, exact to the cent

- Draft, Sent, Paid and automatic Overdue status

- Professional PDF invoice download

- Dashboard with revenue, outstanding amounts and a 6-month chart

- Every user sees only their own data

- Works on mobile


WHAT YOU GET

- Clean, tested source code

- Your branding, logo, currency and tax settings

- Help deploying live on Vercel with a Neon database


WHY ME

- Security-minded code: input validation and strict data isolation

- Clear communication and on-time delivery


Message me before ordering with your requirements, and I will recommend the best package. A demo of the app is shown in the gig video and images.

  • Website type

    • Saas

  • Programming language

    • HTML & CSS
    • JavaScript
    • TypeScript
    • React
    • SQL

  • Website features

    • Payment
    • User Authentication
    • Admin Panel
    • API integration
    • Database integration
    • Other
Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know Mujahid V

Mujahid V

FullStack AI Systems Engineer

  • FromIndia
  • Member sinceOct 2026

  • Languages

    English
I am a full stack developer with a BCA degree. I build web apps with Nextjs, React, TypeScript, Nodejs, PostgreSQL and Prisma, from the database to the user interface. I focus on clean code, secure login and clear communication. I am also learning web security and apply basics like input validation and safe authentication. I only take work I can finish well and keep you updated at every step.

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