Web app development

AI web app development: production-ready SaaS, dashboards and portals

AI web app development means engineers use AI coding tools to build your SaaS product, dashboard or client portal faster, then review and test every change before it ships. You get a working web app in your own repository, typically within weeks. This page covers what we build, whether you need a custom app at all, the stack we choose and what "production-ready" really means.

  • React, Next.js, TypeScript
  • Human-reviewed AI code
  • Full code ownership
What we build

Web apps we build with AI-assisted development

A web app is software that runs in the browser: people log in, enter data and get work done. These are the three kinds we are asked for most.

SaaS products

Software you sell on subscription. The parts every SaaS needs are well known, so AI tools build them quickly and we spend our time on what makes yours different.

  • Sign-up, teams and roles
  • Subscriptions and billing
  • AI features built on existing models

Dashboards and internal tools

One screen for the numbers and tasks your team now chases across spreadsheets and inboxes, connected to the systems you already use.

  • Data from your existing tools
  • Roles and audit history
  • Exports and reports

Client portals

A place where your customers log in to see their orders, documents or project status, so they stop emailing to ask.

  • Each client sees only their own data
  • File upload and messages
  • Your branding and domain
Decision

Custom web app or an off-the-shelf tool?

Custom software is not always the right answer, and it is cheaper to find that out before you build. Use this table to place your own case.

Your situationBetter choiceWhy
Your process matches what a standard tool does, such as a CRM, a helpdesk or an online shopOff-the-shelf toolRenting a product thousands of companies use costs less than building and maintaining your own
A small team needs a few screens on top of a spreadsheetInternal tool builder firstIt lets you test the process before investing in software
The software is the product you sellCustom web appYou need to own the code and be free to change anything
Staff copy data by hand between three tools every dayCustom app or a custom integrationThe manual work is the real cost, and it grows with every customer
Customer data must follow your own access rules or stay in a chosen regionCustom web appYou decide where data lives and who can see it

If the answer is "custom" but you are not yet sure anyone wants the product, start smaller with AI MVP development and grow from there.

Tech stack

The stack we use for web apps, and why

We choose mainstream tools on purpose. They are the ones AI coding tools know best, and the ones you can most easily hire for later.

LayerOur defaultWhyWhen we choose differently
FrontendReact with Next.js and TypeScriptA very large hiring pool, and types catch mistakes that people and AI both makeAstro for sites that are mostly content
StylingTailwind CSSConsistent design that is quick to changeYour existing design system
Server codeNode.js or PythonNode.js shares a language with the frontend; Python suits data and AI workWhatever your team already runs
DatabasePostgreSQL, often through SupabaseA proven relational database that keeps your data portableFirebase if your team already depends on it
HostingVercel, Cloudflare or AWSChosen by traffic, region and budgetYour own cloud account and rules

The server side has its own page: see our backend development services for APIs, data and integrations.

Launch checklist

What "production-ready" means for a web app

A demo works when its author clicks through it. A production app works when strangers use it in ways nobody planned. This is the list we check before launch, and you can hold any developer to it.

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  • Every page and API route checks who is asking.Broken access control is the first item in the OWASP Top 10 for 2025.
  • It works on a phone and with a keyboard alone.Readable contrast, visible focus and labelled form fields.
  • Core Web Vitals are in the "good" range.Google's thresholds: LCP within 2.5 seconds, INP of 200 milliseconds or less, CLS of 0.1 or less.
  • Automated tests cover sign-up, payment and the core action.So a change in one place cannot quietly break another.
  • Errors are monitored and backups have been restored once.You hear about problems before your users tell you.
  • Staging and production are separate, and a release can be undone.New versions are tried on a copy first.
  • Public pages are ready for search engines.Titles, descriptions, a sitemap and server-rendered content.
  • The repository explains itself.A README with setup steps, so another developer can continue.

How long a web app takes

A focused MVP typically takes 2 to 6 weeks, and a larger web product usually takes 6 to 12 weeks. These are the things that move a project from the first range into the second:

  • User roles. Each role adds screens and access rules to test.
  • Integrations. Every outside system brings its own limits and failure cases.
  • Billing. One plan is simple; trials, upgrades, invoices and tax are not.
  • Old data. Importing from a previous system needs cleaning and a test run.
  • Design. Starting from a finished design is faster than designing while building.

Your estimate names which of these apply, so you can see what you would save by leaving one out.

When we are not the right fit

  • You need a brochure website. A site builder is cheaper and you can edit it yourself.
  • You need a standard online shop. A shop platform already solves stock, checkout and tax.
  • You want developers placed in your team for years. We deliver fixed scopes with a small senior team; we are not a staffing agency.
  • You need desktop software or a game. Those need different specialists.
FAQ

Questions about AI web app development

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

A website mainly shows information. A web app lets people log in and do something: place orders, manage data, work with others. A web app needs a database, access rules and tests, which is why it is built differently from a website.

Can you add AI features such as chat or smart search to my web app?

Yes. We connect your app to existing AI models through their APIs, keep the keys on the server and add usage limits so costs stay predictable. We do not train new models.

Can you take over a web app that another team started?

Yes. We begin with a code audit so that you and we both know what is there, then agree what to keep and what to replace before any new feature is built.

Will my web app work on mobile phones?

Yes, every web app we build adapts to phone and tablet screens. If you also need the camera, offline use or a place in the app stores, a mobile app can share the same backend.

Where will my web app be hosted, and who controls the accounts?

Usually on Vercel, Cloudflare or AWS, depending on your needs. The hosting, database and domain accounts are opened in your name, so you keep control if we stop working together.

Can a web app rank in Google?

Its public pages can. We render them on the server and add titles, descriptions, a sitemap and structured data. Pages behind a login are not indexed, and nobody can honestly promise a ranking position.

Backend development services

APIs, databases, payments and integrations, with a security baseline and a guide to choosing a managed backend or your own API.

AI mobile app development

iOS and Android apps from one codebase with React Native or Flutter, including App Store and Google Play submission.

AI MVP development

Launch a focused first version in weeks: scope cut to what matters, built with AI tools and reviewed by engineers.

Planning a web app? Get a scope and estimate.

Tell us what the app should do and who will use it. Within 24 hours you get a clear scope, a timeline range and a fixed estimate — free, with no obligation.

Get a free project estimate in 24h