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Qaiser A.

Qaiser A.

GDS & Travel API Integration Expert | Amadeus, Sabre | SaaS Expert|AI

✈️ Experienced Travel Agent 🎓 Amadeus Certified Professional 💼 Travel Technology Consultant 🤖 AI Event Ticketing Platform Developer 🌐 B2B & B2C Travel Solutions Provider 🛫 Flight, Hotel & Tour Booking Systems 🔗 API Integration (Amadeus, Sabre, TBO, Travelport) 💳 Payment Gateway & Booking Automation Senior Flutter/Dart Developer Custom GDS and Travel API integrations are complex. A single latency issue or poorly mapped response can cost your travel platform thousands in lost bookings. As a Senior Travel Tech Architect with 10+ years of experience, I build robust, high-performance booking engines that scale. ### 🧳 Core Travel Tech Expertise * **GDS Integrations:** End-to-end implementation of Amadeus, Sabre, and Travelport APIs (REST/SOAP). * **Custom Booking Engines:** Flight, Hotel, and Car Rental search and booking flows. * **Performance Optimization:** Advanced XML/JSON response parsing, caching strategies, and latency reduction. * **Full-Stack Ecosystem:** Seamless integration into Laravel, Vue.js, Node.js (MERN), and WordPress setups. ### 📈 Proven Impact * Architected enterprise-level hotel booking systems handling thousands of daily live API syncs with zero downtime. * Optimized Amadeus/Sabre data parsing routines, cutting search response latencies by up to 40%. * Delivered custom, multi-vendor travel portals with automated ticketing and payment gateways (Stripe, PayPal). Let’s eliminate your integration bottlenecks. Click the green "Invite" or "Hire" button on the right, and let’s discuss your project requirements!

🇵🇰Lahore Cantt, Pakistan$10/hr100% JSS4.34 (27)Since Jan 2019
GlobeUpwork

Earnings and projects

MRR
$190

Last 6 months ÷ 6

World#115,257 / 412k
🇵🇰Country#15,726 / 52.9k
Revenue, last 30 days
$0

Last 6 months: $1.1k

Total earnings
$3.7k

Billed in all: $3.8k

World#280,234 / 412k
🇵🇰Country#32,824 / 52.9k
Per project
$124

$379 in the last 6 months

World#293,861 / 412k
🇵🇰Country#40,006 / 52.9k
Projects, last 6 months
3

Across 5 contracts

80% fixed20% hourly
World#66,479 / 412k
🇵🇰Country#13,400 / 52.9k
Projects in all
30

Across 42 contracts

88% fixed12% hourly
World#97,486 / 412k
🇵🇰Country#15,960 / 52.9k

Earnings, last 30 days

$3.8kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$3,700$3,750$3,800$3,850Oct 8Oct 23Nov 7

Skill rankings: Top 24% in Travel

Ranked by MRR among everyone on Upwork with the skill.

  1. #7Rental Car14 freelancers · 🇵🇰 #1Top 50%
  2. #29Event, Travel & Hospitality Software96 freelancers · 🇵🇰 #1Top 30%
  3. #33Business Travel115 freelancers · 🇵🇰 #1Top 29%
  4. #51Amadeus CRS137 freelancers · 🇵🇰 #2Top 37%
  5. #56Sabre140 freelancers · 🇵🇰 #3Top 40%
  6. #72Booking Website214 freelancers · 🇵🇰 #10Top 34%
  7. #105Travel434 freelancers · 🇵🇰 #3Top 24%
  8. #130Flutter Stack470 freelancers · 🇵🇰 #42Top 28%