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Web Application Development

Web applications your customers enjoy using.

Booking systems, customer portals, marketplaces and dashboards that load fast, rank well and stay secure as you grow.

What you get
  • Fast on every device
  • Search-friendly by design
  • Secure logins and roles
Challenges we solve

Your website should work as hard as your team.

Challenge

Pages are slow and visitors leave

What changes

Fast pages that keep people moving

Challenge

Customers call because they can't do it online

What changes

Self-service for bookings, orders and status

Challenge

Every content change needs a developer

What changes

A CMS your team can update in minutes

Challenge

Security updates keep getting postponed

What changes

A maintained stack with regular updates

What's included

What we build into every web application.

Responsive interface

Designed mobile-first and tested across browsers and devices.

  • Mobile-first
  • Accessible
  • Consistent design
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Accounts and permissions

Secure sign-in with roles for customers, staff and partners.

  • Login + SSO
  • Roles
  • Activity logs
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Content management

Edit pages, posts and SEO settings without code.

  • Page editor
  • Media library
  • SEO fields
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Performance and SEO

Server rendering, image optimisation and clean markup.

  • Core Web Vitals
  • Structured data
  • Sitemaps
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Payments and integrations

Payments, CRM, email and WhatsApp connected from day one.

  • Razorpay / Stripe
  • CRM sync
  • Notifications
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Analytics

Know what visitors do and where they drop off.

  • GA4
  • Events
  • Funnels
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How we deliver

A clear process, with something to see at every step.

01

Discover

Workshops to map goals, users and requirements.

You getScope document
02

Design

UX flows and system architecture.

You getClickable prototype
03

Build

Short sprints with a demo at the end of each.

You getWorking releases
04

Launch

Testing, deployment and team training.

You getProduction go-live
05

Support

Monitoring and a roadmap of improvements.

You getOngoing releases
Technology

Tools and platforms we work with.

We choose tools to fit your goals, team and budget, not the other way round.

Frontend

ReactNext.jsTypeScriptTailwind CSS

Backend

Node.jsPythonPHP / Laravel

Data

PostgreSQLMySQLMongoDBRedis

Cloud & DevOps

CloudLeloAWSGoogle CloudDockerCI/CD
FAQ

Questions we hear often.

Have a different question?

Talk to someone who works on this every day.

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Which technology do you use?

Usually Next.js and Node.js with PostgreSQL. We pick the stack based on your needs and your team's skills.

Can you redesign our existing website?

Yes. We audit what you have, keep what works and plan redirects so search rankings are protected.

Will we be able to update content ourselves?

Yes. Every site comes with an admin panel for pages, posts, media and SEO.

Do you provide hosting?

Yes, through CloudLelo or your own cloud account, with monitoring and backups.

Start a conversation

Tell us what you want to build, automate or grow.

We'll connect you with the right Optimantix team.

1A short call to understand your goals
2A recommended approach and scope
3A clear plan before any work starts
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Tell us what you want to build, automate or grow. A specialist reads every enquiry and replies within one business day.