Custom web application development
We build fast, accessible web applications and progressive web apps — customer portals, booking systems, dashboards and internal tools — with performance treated as a requirement, not an afterthought.
Web applications we build
Best for: businesses that need a customer portal, booking system, dashboard or internal tool.
Customer portals
Self-service accounts where customers view orders, documents, invoices and support requests.
Booking & scheduling
Appointment, resource and staff scheduling with reminders, payments and calendar sync.
Dashboards & reporting
Live operational dashboards that replace spreadsheets and manual reports.
Internal tools
Admin panels and workflow tools that remove repetitive manual work for your team.
Progressive web apps
Installable web apps that work offline — often a faster, cheaper alternative to a native app.
Workflow automation
Approvals, notifications and integrations between the systems you already use.
Everything you need to launch
Delivered end to end by senior engineers, with weekly demos and written updates. You own the code once the project is paid in full.
- UX design and clickable prototypes
- Responsive, accessible front end (WCAG 2.1 AA)
- Secure authentication and user roles
- Backend APIs and database design
- Integrations: payments, email, SMS, WhatsApp, CRMs
- Core Web Vitals performance budgets
- Automated tests and CI/CD
- Hosting setup, monitoring and handover
From first call to launch
- 01
Discovery
Workflows, users and data mapped into a written specification with milestones.
- 02
Design
Wireframes and prototypes that validate the flows before development.
- 03
Build
Iterative development with weekly demos on a staging site.
- 04
Launch
Load and security checks, production deployment and a 30-day warranty.
Tools we use
Mature, well-supported technology your team can hire for and maintain. See our full technology stack.
- React
- Next.js
- TypeScript
- Tailwind CSS
- Node.js
- Python
- PostgreSQL
- Redis
- Vercel
- AWS
Typical timeline
| Focused first version | 4–8 weeks |
|---|---|
| Growth-scale platform | 6–10 weeks |
| Enterprise scale | 9–13 weeks |
Starting ranges; your exact plan depends on scope and integrations. Try the project estimator or read how pricing works.
Frequently asked questions
What is the difference between a website and a web application?
A website mainly presents information. A web application lets users do things — log in, book, pay, manage data or run a workflow — and needs a backend, a database and user accounts.
How much does a custom web application cost?
It depends on the number of user roles and features, integrations and data migration. We give a written estimate with milestones after a short discovery call. Read how our pricing works.
Can you integrate with our existing systems?
Yes. We regularly integrate payment gateways, ERPs, CRMs, accounting software and messaging services (SMS, email, WhatsApp) through their APIs.
Will the application be fast on mobile?
Yes. We set performance budgets for Core Web Vitals and test on mid-range phones and slow networks, not only on fast office connections.
Often combined with
Custom SaaS Development
SaaS product development from MVP to scale: multi-tenant architecture, subscription billing, dashboards and APIs. Senior engineers; you own the code.
Learn more →Mobile App Development
iOS and Android app development with React Native and Flutter: customer apps, field-staff apps and companion apps, launched on both app stores.
Learn more →Headless CMS Architecture
Headless CMS development and WordPress migration with Strapi, Sanity or Contentful and a fast Next.js front end — editor-friendly, multilingual and SEO-safe.
Learn more →Planning a web apps project?
Tell us what you're building. An engineer replies within 24 hours with questions and a time to talk.