Web App Engineering

    Custom Web ApplicationsBuilt to Scale

    Need more than a website? We build custom web applications, from client portals and SaaS platforms to inventory systems and real-time dashboards, using modern, well-supported technology.

    Free Consultation No Lock-In Contracts 5★ Google Rating
    Common Challenges

    When a Website Isn't Enough

    1

    You need a customer portal where clients can log in, view their data, and manage their accounts

    2

    Your team is drowning in spreadsheets and manual processes that should be automated

    3

    You have a SaaS idea but don't have the technical team to build the MVP

    4

    Your current system is slow, buggy, or built on outdated technology that can't scale

    5

    You need real-time dashboards, reporting, or data visualisation for your business operations

    If any of these sound familiar, we can fix it.

    React & TypeScript

    Type-safe, maintainable frontend

    Fortnightly

    Working demos every sprint

    You own it

    Source code, data and IP

    Documented

    Handover and knowledge transfer

    What We Deliver

    Everything You Need to Succeed Online

    Tailored features designed specifically for your industry.

    React & TypeScript Frontend

    Blazing-fast, type-safe user interfaces built with React, TypeScript, and modern state management. Component-based architecture for maintainability.

    Node.js & Python Backend

    Scalable API development with Node.js or Python. RESTful and GraphQL APIs, webhook integrations, and microservices architecture.

    PostgreSQL & Cloud Storage

    Enterprise-grade databases with PostgreSQL, Supabase, or Firebase. Designed for performance, security, and data integrity.

    Authentication & Security

    OAuth 2.0, JWT tokens, role-based access control, data encryption, and security best practices built into every layer.

    Real-Time Dashboards

    Live data visualisation, charts, and KPI tracking. WebSocket connections for real-time updates without page refreshes.

    Cloud Deployment & DevOps

    Deployed on AWS, Google Cloud, or Vercel with CI/CD pipelines, automated testing, and monitoring from day one.

    Our Process

    Simple. Fast. Professional.

    01

    Requirements Workshop

    We map out your business processes, user flows, and technical requirements in a collaborative workshop session.

    02

    Architecture & Design

    Technical architecture, database schema, API design, and UI/UX wireframes. You approve the blueprint before we write code.

    03

    Agile Development

    2-week sprints with demo sessions. You see working software every fortnight and provide feedback. No surprises at launch.

    04

    Launch & Iterate

    Production deployment with monitoring, documentation, and knowledge transfer. Ongoing support and feature development.

    Recent Work

    A Real Alltechzone Project

    Home services marketplaceAustralia-wide

    Homezon

    A home services marketplace connecting homeowners with verified tradies. Homeowners post a job and compare quotes, with no booking fees and no commission.

    What Alltechzone delivered

    • Website design and development
    • Marketplace platform for posting jobs and comparing quotes
    FAQ

    Frequently Asked Questions

    A website displays information; a web app does things. Think of the difference between a restaurant's menu page (a website) and a food delivery platform (a web app). Web apps have user authentication, databases, business logic and interactive functionality. If your users need to log in, submit data or interact with your systems, you need a custom web application rather than a brochure website.

    A custom web app MVP (minimum viable product) typically takes 6 to 12 weeks, and a full-featured application typically takes 3 to 6 months, depending on scope and integrations. We work in 2-week agile sprints, so you see working software every fortnight and can adjust priorities based on real feedback rather than waiting for a single big launch.

    Every custom web app is quoted after a requirements workshop. You receive a written, itemised proposal covering scope, milestones and cost before development begins, and all quotes are plus GST. Cost is driven by the number of user roles, integrations, data complexity, security requirements and how much goes into the first release. Ongoing development can also run on a monthly retainer.

    For custom web applications we typically use React with TypeScript and Tailwind CSS on the frontend, Node.js with Express or Python with FastAPI on the backend, and PostgreSQL, often via Supabase, for data. Deployment is on AWS, Vercel or Google Cloud. We choose tools to suit your requirements, team and budget rather than forcing one stack onto every project.

    Yes. With a custom web app from Alltechzone you own all source code, databases and intellectual property. We provide full documentation, repository access and knowledge transfer at handover, so another developer could pick the project up if you ever needed them to. You are never locked into our services.

    Let's Build Your Custom Web Application

    From MVPs to enterprise platforms. Free requirements workshop, then a written, itemised quote for your project.

    Free Consultation No Obligation Fast Turnaround

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