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Data HorizonConsulting

Software Engineering

Web Applications & Platforms

Secure web platforms that run your business.

The problem

What this solves

When your business runs on generic tools, spreadsheets and email threads, every new customer adds manual work. Data is scattered, access is poorly controlled and the experience you offer customers falls short of their expectations.

Outcomes

What changes for your business

  • Customers and teams working on one secure platform

  • Less manual handling for every new order or booking

  • An architecture ready for more users

  • A platform you own and can keep evolving

Capabilities

What’s included

Platform types

  • Web applications
  • SaaS platforms
  • Customer and business portals
  • Admin dashboards
  • Booking and reservation systems
  • Management platforms
  • Internal business applications

Core features

  • Authentication and user accounts
  • Role-based access
  • Payments
  • Notifications
  • Search
  • File management
  • Analytics

Backend & integrations

  • APIs
  • Databases
  • Third-party integrations

Deliverables

What you receive

  • Functional specifications and designs
  • Web application deployed to production
  • Technical and API documentation
  • Automated tests
  • Source code and access transferred to your name

Technologies we commonly use

  • Next.js
  • React
  • TypeScript
  • Node.js
  • PostgreSQL
  • Prisma
  • Stripe
  • Docker

You own everything we build: code, accounts, data and documentation.

Process

How we work

  1. Scoping & specification

    Users, journeys, business rules and first-release priorities.

  2. UX/UI & architecture

    Key screens designed and technical choices documented.

  3. Iterative build

    Regular releases to a staging environment you review.

  4. Test & go live

    Automated tests, acceptance testing, data migration and deployment.

  5. Evolve

    Usage monitoring, fixes and new features.

Ideal for

Who this is for

  • Companies digitizing how they serve customers
  • SaaS founders and product teams
  • Booking-based businesses: health, tourism, training, services
  • Teams that have outgrown spreadsheets

Case study

[CASE STUDY]

A detailed client story for this service will be published here.

[CLIENT LOGO]

[METRIC]

Key result

FAQ

Frequently asked questions

Do we need a full specification before starting?

No. We build it with you during scoping, starting from your users and processes.

Which payment methods can you integrate?

International platforms such as Stripe, as well as online payment solutions available in Tunisia, depending on your market and legal setup.

How do you handle security?

Strong authentication, role-based access control, encrypted traffic, dependency updates and backups: security is built in from the start.

Related services

Solutions that use this service

Have a project in mind?

Tell us where you are and where you want to go. We’ll reply with a clear next step — no obligation.