---
title: Web App Development Services | Avinya Labs
description: Web app development by Avinya Labs: React and Next.js web platforms, SaaS products and customer portals, built end to end with the backend and AI features behind them.
url: /service-pages/service-web-app.html
---

Software development / Web app development

# Web apps and platforms, built end to end.

React and Next.js web platforms, SaaS products and portals, with the backend, integrations and AI features behind them.

[Book a call](https://calendly.com/abbylester/30-mins-meeting) [See the work](/service-pages/service-web-app.html#solutions)

[5-stage Connected workflow](/case-studies/construction-fitout-ai-platform.html) [3 Client apps on one backend](/case-studies/project-nova.html) [~2.5x Faster processing speed](/case-studies/ai-platform-insurance-broker.html)

## Web app development services. The interface, the platform and everything in between.

### Web platforms

React and Next.js applications for customers, partners and teams.

### SaaS products

Multi-tenant products with workspaces, plans and payments.

### Portals and dashboards

Customer and staff portals, admin tools and reporting.

### Backend and APIs

The services and APIs behind the app, shared with mobile when needed.

### AI features

Assistants, extraction and recommendations built into the app.

### Real-time features

Messaging, notifications and live updates.

### Payments

Subscriptions and payments through providers such as Stripe.

### Performance and QA

Testing, monitoring and fast pages as usage grows.

### Support and scale

New features and reliability after launch.

## Web platforms we have built. Each result comes from a delivered engagement.

AI · Construction

### AI SaaS for fit-out & construction

An AI SaaS platform from drawing to quotation, for English and Chinese-speaking teams.

5-stage connected workflow

Link: /case-studies/construction-fitout-ai-platform.html

AI · Social

### Project Nova: AI social discovery platform

Native iOS and Android apps and a React and Next.js web platform on one backend, with AI-assisted discovery. UK.

3 apps on one shared backend

Link: /case-studies/project-nova.html

AI · Insurance

### Full-stack AI platform for insurance

Fragmented policy, claims and correspondence data connected into one structured workflow.

~2.5x faster processing

Link: /case-studies/ai-platform-insurance-broker.html

AI · EdTech

### Project Atlas: AI e-learning platform

AI study paths, video lessons, live virtual classes and certificates across iOS, Android and web. Australia.

9 core platform modules

Link: /case-studies/project-atlas.html

## Need a web platform built properly?

[Book a call](https://calendly.com/abbylester/30-mins-meeting)

## The technology behind our products. Chosen per product. This is what our delivered platforms run on.

### Mobile

Apps for iOS and Android

- Native iOS
- Native Android
- Apple Pay
- Google Pay

### Web

The web platform

- React
- Next.js

### Media

Video and notifications

- Video streaming
- Push notifications

### Backend

One shared backend

- Ruby on Rails
- REST APIs
- Real-time messaging

### Data

Product data and real-time features

- PostgreSQL
- Redis

### Cloud and app services

Where it runs

- AWS
- Firebase

### Payments and analytics

Revenue and product insight

- Stripe
- Amplitude

### AI

Models and orchestration

- OpenAI
- Anthropic Claude
- OpenRouter
- LangChain
- Langfuse

Used in our delivered platforms

## From idea to production. Four stages, with a working version reviewed at each one.

### Discovery

Map the product, the systems and data involved, and what good looks like.

Discovery notes

  - Users and their key journeys
  - Systems and data involved
  - What the first release must do

### Scope & architecture

Agree the architecture, success measures and delivery milestones.

Solution design

  - Application architecture
  - Design system
  - Release milestones

### Build

Build against real data, with a working version reviewed at each milestone.

Working build

  - Working app at each milestone
  - Tests on real data
  - User feedback

### Ship & support

Roll out to production with monitoring and a defined support window.

Production rollout

  - Production launch
  - Monitoring
  - Roadmap for the next release

## Why Avinya for web apps. One team for the front end, the backend and the AI.

### Proven platforms

Construction, insurance, social and e-learning web platforms in production.

### Web and mobile ready

Backends designed to serve web, iOS and Android.

### AI built in

AI features designed into the product from the start.

### We stay after launch

Support, releases and new features after go-live.

## Results from the platforms we built. Each number links to the engagement it came from.

5-stage

Connected workflow

Construction platform →

Link: /case-studies/construction-fitout-ai-platform.html

~2.5x

Faster processing speed

Insurance AI platform →

Link: /case-studies/ai-platform-insurance-broker.html

3

Client apps on one backend

Social discovery platform →

Link: /case-studies/project-nova.html

## Engagement models. Pick the shape that fits where you are.

Ongoing

### Dedicated team

A dedicated team that works as an extension of yours, from first release to scale.

Fixed scope

### Project-based

A defined scope, milestones and delivery date for a specific product or workflow.

Advisory

### Consulting & advisory

Architecture and readiness advice before you commit to a build.

## What our clients say.

AI SaaS for construction

> “We needed a platform that could handle complex construction workflows without breaking down every week. Avinya Labs delivered exactly that. What stood out even more was their commitment after launch: when a critical issue came up, the team stayed up until midnight to make sure we weren't left hanging.”

JohnCEO, Craft X

Result 5-stage Connected workflow [Read case study →](/case-studies/construction-fitout-ai-platform.html)

AI platform for an insurance broker

> “Avinya Labs built our full-stack AI solution … Their expertise accelerated our launch and significantly reduced execution risk.”

SandraProject lead, Insurance broker

[Read case study →](/case-studies/ai-platform-insurance-broker.html)

AI chatbot for a travel platform

> “Avinya Labs built our AI travel chatbot … A highly capable team that delivers ahead of the curve.”

LauraCo-founder, Travel platform

[Read case study →](/case-studies/ai-travel-chatbot.html)

## Web app development FAQs.

### Which technologies do you use for web apps?

Our delivered web platforms use React and Next.js on the front end, with PostgreSQL, Redis and cloud services such as AWS behind them. We choose per product.

### Can the web app share a backend with a mobile app?

Yes. Project Nova runs web, iOS and Android on one shared backend, and Project Atlas connects its apps to one unified backend platform.

### Can you build a SaaS product?

Yes. See [AI SaaS development](/service-pages/service-ai-saas.html) and our [construction SaaS case study](/case-studies/construction-fitout-ai-platform.html).

### How long does it take?

It depends on scope, platforms and integrations. We agree milestones up front and review a working version at each one.

### Who owns the code?

Ownership, licensing and handover are agreed in the contract before work starts.

## Ready to turn your vision into reality?

Tell us the problem, the data, and where manual effort sits today. We'll map the path from MVP to scale.

[Book a call](https://calendly.com/abbylester/30-mins-meeting) [See the work](/work/index.html)

Or email [contact@avinyalabs.co](mailto:contact@avinyalabs.co)