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NestedPie

Custom Web App Development

Fast, secure web applications, customer portals and admin dashboards that run your business in the browser.

  • Reply within 24 hours
  • NDA before we talk
  • You own 100% of the IP

A web application is often the engine of a modern business: the customer portal where people book and pay, the dashboard where your team manages operations, or the SaaS product you sell. We build custom web apps that are fast, secure and easy to use, and that keep working as you grow.

We use proven technologies (React, Next.js, Laravel and Node.js) and design every system to be maintainable, so you're never locked into code nobody else can work on.

What we deliver

Web applications

Custom browser-based software built with React and Next.js, fast on every device.

Customer portals

Self-service portals for bookings, orders, payments, documents and support.

Admin dashboards

Powerful back-office panels to manage users, content, operations and reports.

APIs and back ends

Laravel or Node.js APIs and databases designed for security and scale.

Integrations

Payment gateways, CRMs, accounting tools, email, SMS and third-party APIs.

Hosting and support

Cloud deployment, monitoring, backups, updates and new features.

How we work

  1. 01

    Discovery

    We understand your workflows and users, and define what the first version must do.

  2. 02

    Design

    Wireframes and interface design for every key screen, tested before development.

  3. 03

    Development

    Agile sprints with regular demos on a staging site you can try yourself.

  4. 04

    Testing

    Functional, cross-browser and performance testing before launch.

  5. 05

    Launch and support

    Deployment, monitoring and continuous improvement.

Technologies we use

  • React
  • Next.js
  • TypeScript
  • Laravel
  • Node.js
  • MySQL
  • PostgreSQL
  • MongoDB
  • AWS

Why NestedPie

  • Admin panels and portals are core work for us, not an afterthought
  • Clean, documented code your team or any developer can maintain
  • UK-registered company with an NDA as standard and full IP ownership for you
  • One team covering design, front end, back end and hosting

Pricing

Every web app is scoped individually. We start with a free consultation, then provide a clear estimate broken down by feature, so you can prioritise what matters for launch.

Request an estimate

Related case studies

Enterprise Solution

Car Rental & Fleet Management Platform

Go2Cars Australia

An end-to-end platform that runs Go2Cars Australia's car rental business from one place: an admin web panel for the operations team, a customer web portal, and a Flutter mobile app that takes customers from booking to return without paperwork.

  • Laravel
  • MySQL
  • Flutter
Read case study
Enterprise SaaS

White-Label Restaurant Ordering SaaS

LetMenu

We built LetMenu's SaaS platform end to end. It gives restaurants their own branded ordering system (a mobile app, a web ordering site and a management dashboard) so they can sell direct instead of paying 15–30% commission to marketplaces.

  • Laravel
  • MySQL
  • Flutter
Read case study

Web App Development FAQs

What is the difference between a website and a web app?

A website mainly shows information. A web app lets users do things: log in, book, pay, manage data or run part of a business, all in the browser.

Which technologies do you use for web apps?

Mainly React and Next.js for the front end, and Laravel or Node.js with MySQL or PostgreSQL for the back end. We choose the stack that best fits your project.

Can you build an admin dashboard for my existing app?

Yes. We regularly build admin panels and dashboards that connect to existing apps and databases.

Do you provide hosting and maintenance?

Yes. We can deploy to the cloud, monitor your app, apply updates and add features after launch.

Helpful guides

Tell us about your project

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