Web and Mobile App for Digital Art Management

Software Development

Software Architecture

Product Planning

UI/UX Design

 

ArtButler is a modern SaaS and mobile platform for art management – completely redeveloped based on cross-platform technologies.

The application combines web, iOS and Android within a shared codebase, provides offline functionality and efficiently synchronizes data via the cloud to offer galleries and artists maximum flexibility.

Implementation

Cloud-based SaaS model as a web, iOS and Android application

Platform

Web | iOS | Android

Industry

Art | Entertainment

Target Group

B2C | B2B

Tech Stack Excerpt

Angular | TypeScript | Ionic | Capacitor | Swift | Java | Node.js | Redux

Use Cases
  • Management, presentation and synchronization of artworks in the cloud

  • Modernization of a Java-based desktop software into a scalable SaaS solution

  • Implementation of a high-performance offline functionality with local cache and differential data synchronization

  • Introduction of a new, intuitive UI/UX for web and mobile

  • Development of a cloud-native architecture with CI/CD pipeline and automated tests

  • Publication in the App Store and Google Play Store

Development

Cross-Platform

Roles

Developer
UI/UX Designer

Participating onexis

5

The Problem

The following points outline the initial situation and the challenges that were gradually addressed and resolved over the course of the project.


  • No mobile or web-based usage possible

  • Limited scalability and high maintenance costs

  • Lack of cloud connectivity and offline functionality

  • Unclear user interface with low usability

  • No modern API structure for external integrations

  • Heterogeneous system landscape without clear architecture

  • Desire to transition to a SaaS business model

Which Core Features Were Implemented?

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Offline Usage

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Responsive

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Login

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Cloud

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User Management

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UI/UX Optimization

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Mobile First

Our Know How

With ArtButler, we were able to strategically apply our strengths in modernizing complex legacy systems, cross-platform development and implementing modern SaaS architectures. The result: a powerful, future-proof solution for digital art management.

Legacy Modernization with Modern Architecture

We transform established desktop applications into future-proof web and mobile solutions. Through clean refactoring and clear architectural decisions, we create the foundation for long-term maintainability and scalability
Cross-Platform Development with a Single Codebase

Thanks to modern frameworks such as Angular, Ionic and Capacitor, we develop applications that run equally performant on web, iOS and Android – with consistent user experience and minimal maintenance effort.
Offline Capability & High-Performance Synchronization
We implement offline-first architectures with local cache and differential data synchronization. This ensures applications remain usable even without internet access – while maintaining high performance and data security.
Cloud-Native Architecture for Maximum Flexibility
We develop cloud-native software solutions that scale dynamically, provide high availability and integrate seamlessly into existing infrastructures. Updates are deployed without downtime – ideal for continuous productive operation.
UI/UX Redesign for Maximum Usability
We design modern, touch-optimized user interfaces that map complex processes intuitively. Through iterative testing and user feedback, we create an experience that combines design, function and efficiency.
Agile Development with High Implementation Speed
Through clear communication, close coordination with the product owner and flexible sprints, we were able to develop a market-ready product in a short time – live and scalable for future requirements.

What Makes ArtButler Technically Unique

 

ArtButler is based on a modern, cross-platform tech stack that unites web, iOS and Android within a single codebase. With Angular, Ionic and Capacitor, a performant, maintainable and responsive application is created – optimized for scalability, offline functionality and high usability.

Frontend

  • Angular + TypeScript + Ionic:
    Component-based development with a clear architecture and reusable UI elements for high maintainability and fast development cycles.

  • Capacitor:
    Direct access to native iOS and Android features – without duplicate code.

  • RxJS & Redux:
    Reactive state management for performant UI updates and consistent data flows across all platforms.

  • Responsive Design:
    Consistent, modern look and feel – optimized for touch interaction and different screen sizes.

Backend & Cloud

  • Node.js:
    Lightweight, high-performance server architecture for scalable REST and GraphQL APIs.

  • Offline-First Strategy with Local Cache and Differential Data Synchronization
    – even with weak or interrupted internet connections.

  • CI/CD with GitLab:
    Automated builds, tests and deployments for fast, stable releases.

Special Features

  • Cloud-Native Architecture:
    Scalable infrastructure for smooth processes and consistent performance – regardless of the number of users.

  • Automated Tests & Monitoring:
    Stable operation during continuous further development.

  • No Downtime During Operation:
    Seamless updates and releases through a well-designed deployment concept.

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