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Case Study
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Fastjet: Airline Website with API-Integrated Booking System

Fastjet: Airline Website with API-Integrated Booking System

Developed a real time airline website with live flight search and booking using secure API integrations.

Product Vision

To create a fast, reliable, and real time booking platform that delivers accurate flight data and smooth user experience.

The Challenge

Real Time Data, Speed, and Reliability

Handling live flight data and bookings while keeping the platform fast and secure was critical.

Key Points

Need for real time flight search and availability

Booking required live pricing without delays

High dependency on third party APIs

Platform needed to be fast across devices

Requirement for scalable and maintainable code

Key Challenges Faced

Managing secure API integrations
Ensuring real time accuracy in data
Maintaining performance with live data calls
Building a scalable and modular system

Encircle Approach

Real Time Performance with Secure Architecture

Solution: API Integrated Airline Booking Platform

We focused on combining live data integration with a smooth and reliable user experience.

Centralised Data Architecture

Structured API data flow for flights, pricing, and availability
Unified system to manage external data securely
Organized backend for scalable updates

Streamlined Flow

Real time flight search with instant results
Smooth booking journey from search to checkout
Fast and responsive experience across devices

Technical Highlights

Custom API powered flight search system
Secure endpoints for handling third-party data
End to end booking integration with live pricing
Built using Sage theme and Bedrock architecture
Performance optimization for mobile and desktop
Modular codebase for long-term scalability

The Results

Fast, Accurate, and Reliable Booking Experience

A platform that delivers real time performance with high reliability.

Efficiency Improvements

Instant flight data retrieval

Smooth and uninterrupted booking flow

Optimized performance across devices

Business Outcomes

Increased user trust with accurate real-time data

Improved conversions with seamless booking experience

Secure and maintainable system

Scalable platform ready for growth

Client Feedback

— Marketing Head, D2C Skincare Brand

“Encircle’s speed work was a game-changer. We saw an immediate lift in mobile conversions and organic traffic — performance truly equals profit.”

Rated: 4/5

Final Takeaways

Real Time Systems Build Trust and Conversions

Accurate and fast data is critical for booking platforms. A well structured API system ensures reliability, improves user experience, and supports long term scalability.

Key Learnings

Real-time data improves user trust
Secure API handling is critical for stability
Fast performance enhances booking experience
Modular systems support scalability
Smooth UX increases conversions