Progressive Web Apps
Case overview
Oski Solutions built a Progressive Web App that offers high performance no matter what device the user accesses from. The hybrid web application uses mobile and web innovation to duplicate app functions yet remains easy to access and risk-free across platforms.
Most regular web applications perform poorly because they load slowly and lack offline options plus poor user connection. Oski Solutions created an efficient offline-optimized PWA by using React, Vue.js, and other modern web tools that produce better user results and save time for customers.
Key project info
Industries
Web Applications, Mobile Applications, E-commerce, Online Platforms, Brands using PWA (Twitter, Tinder, Uber, Telegram, Starbucks, Forbes, AliExpress, Aviasales)
Services
Research & Discovery, PWA Development, Frontend & Backend Development, Database Management, Security & Authentication, Cloud Hosting, Ongoing Support
Solutions
Cross-Platform PWA, Fast Loading, Offline Access & Sync, Push Notifications, Add-to-Home Screen, Secure & Scalable Architecture, Mobile-Like Experience
Technologies
React.js, Vue.js, Node.js, Express.js, MongoDB, PostgreSQL, Service Workers (offline caching, background sync), Web Push API, JWT, OAuth 2.0, AWS, Firebase
The challenges
Mismatch with User Needs
Current web applications do not match what users require because they operate under these problems.
Slow Load Times
The user leaves right away because the site does not load fast enough.
Lack of Offline Support
The system cannot work offline because it lacks good local support during network weak zones.
Low User Engagement
The platform sends a few alerts to users which hampers their return activity.
Inconsistent Multi-Device Experience
The platform feels different on each device, making tasks frustrating.
The process
Research & Discovery
Oski Solutions conducted user testing to define PWA functionality and performance. The team identified issues in existing web apps and ensured the new solution works efficiently across all devices and network conditions.
Development & Integration
The PWA was built with the latest JavaScript standards for fast, secure, cross-platform access. Tech stack: React.js, Vue.js, Node.js, Express.js, MongoDB, PostgreSQL, Service Workers, Web Push API, JWT, OAuth 2.0, hosted on AWS and Firebase.
Deployment & Ongoing Support
The PWA was deployed on scalable cloud infrastructure with 99.9% uptime. Continuous support ensures seamless performance, automatic scalability, and ongoing optimization for all users.
Solutions
The key features of solution
- Lightning-Fast Loading Speed: The PWA loads 3× faster than regular web apps, keeping users engaged and improving search results.
- Offline Functionality & Background Sync: Users can access the app offline; data syncs automatically when connectivity returns.
- Push Notifications for User Engagement: The app sends real-time updates to keep users connected and loyal.
- Secure & Scalable Architecture: Built with HTTPS encryption, OAuth 2.0 authentication, and JWT-based security, the app ensures data protection and user privacy compliance.
- Add-to-Home Screen (A2HS) Functionality: Users can add the PWA to their home screen from the browser, just like native apps.
Results in numbers
80
The PWA reduced page load speeds by up to 80%, resulting in higher engagement and lower bounce rates.
35
Faster performance and seamless UI/UX boosted conversion rates, increasing customer sign-ups and sales.
2x
The SEO-optimized PWA led to a significant boost in search engine rankings, driving more traffic to the platform.
One solution for every device
PWA: Simplify Development
There is no need to develop a separate website, an iOS application and an Android application. It is enough to have and maintain only a website. PWA-based applications are extensively used these days where brands like Twitter, Tinder, Uber, Telegram, Starbucks, Forbes, AliExpress, Aviasales use PWA-based apps as a base or as an addition to a mobile app.
