Web Application Development Bratislava – Modern PWA & Portals
Modern websites connected with legacy systems. We develop responsive web applications, Progressive Web Apps (PWA), and complex portals that we securely integrate with your on-premise systems – without high costs and with full control.
Legacy System Integration
- Secure connection of modern websites with existing on-premise applications
- Work with data without expensive migrations
- Hybrid environment for rapid implementation
✓ REST/SOAP API integrations
✓ VPN tunnels and secure connections
✓ Oracle, SAP, MS Dynamics connectors
✓ Real-time data synchronization
Advanced Technologies
API, VPN and Controlled Gateways
We secure data flow through API gateways, VPN tunnels, and detailed logging. Your sensitive data never leaves your firewall without control.
PWA and Responsiveness
✓ Offline functionality (Service Workers)
✓ Push notifications
✓ Home screen installation
✓ Native look & feel
Applications work offline, on mobile and desktop – like native apps, without App Store requirements.
Containerization and High Availability
✓ Docker containers
✓ Kubernetes orchestration
✓ Auto-scaling based on load
✓ 99.9% uptime SLA
Benefits for Demanding Clients
Maximum Performance Under Control
Business logic runs locally on your servers, frontend is modern and fast.
Low Costs
We extend existing systems instead of replacing them. You leverage investments you've already made.
Rapid Deployment
✓ Prototype: 1-2 weeks
✓ MVP: 4-6 weeks
✓ Production: 6-8 weeks
✓ Iterative development with regular demos
Technology Stack
| Layer | Technologies | Use Case |
|---|---|---|
| Frontend | React, Vue.js, Angular | SPA, PWA, portals |
| Backend | Laravel, Node.js, .NET | API, business logic |
| Databases | Oracle, PostgreSQL, MongoDB | Transactional, analytical |
| Infrastructure | Docker, Kubernetes, OCI | Scaling, HA |
E-learning and LMS Systems
We develop comprehensive educational platforms and custom Learning Management Systems.
✓ Custom LMS/LCMS platforms
✓ Interactive courses and quizzes
✓ Student progress tracking
✓ Certifications and gamification
✓ SCORM/xAPI compatibility
Case Study: E-learning Portal
Corporate training portal for 500+ employees. Result: 99.9% uptime, 40% training cost savings, full HR system integration.
Security and Compliance
Every application undergoes security audit. We ensure GDPR compliance and data protection.
Related services: IT Security & Penetration Testing | Data Processing & Integration | Data Protection & GDPR
Frequently Asked Questions
Can you integrate with our legacy systems?
Yes – we use secure APIs, VPN tunnels and controlled gateways. Your data stays on-premise.
What is a PWA (Progressive Web App)?
A web application that works like a native app – offline mode, push notifications, home screen installation. No App Store needed.
How much does web application development cost?
MVP from €4,900, complex portal from €15,000. Depends on scope. Free consultation and estimate.
How long does development take?
From prototype to production in 4-8 weeks depending on project complexity.
Do you integrate with Oracle databases?
Yes – full support for Oracle, MS SQL, MySQL, PostgreSQL. Including legacy versions.
Get Modern UI/UX Without Risks
Your legacy systems will come alive in a new environment. Contact us for a free consultation.