TechnoNext Software Ltd. (Concern of US-Bangla Airlines)

Products

• Online Travel Agency — A multi-tenant OTA platform that enables travel agencies to search, compare, book, and manage flights, hotels, holiday packages, and other travel services.
• Foodi — A food delivery platform that enables customers to browse restaurants, place orders, make payments, and track deliveries in real time.
• Fare Comparison — An airline fare intelligence platform that enables airlines to compare competitors' real time fares, flight schedules, and seat availability, providing data-driven pricing recommendations to maximize revenue and profitability.

What I Did

• Built scalable software solutions for 6 OTA clients including TripLover, TravelChamp, FirstTrip, TakeTrip, TakeOff, & TripLover Dubai
• Contributed to the OTA dynamic ecosystem comprising 36+ services, ensuring scalability, high availability, and fault tolerance
• Architected and led development of a multi-tenant OTA SaaS project supporting both B2B & B2C business models, enabling a single codebase to serve multiple clients with isolated configurations
• Built an automated API integration test suite using xUnit for 30+ supplier integration projects, ensuring consistent API behavior and accelerating release validation
• Led the migration of the core database from SQL Server to PostgreSQL, reducing licensing costs and improving cross-platform compatibility on Linux infrastructure
• Integrated APM monitoring with Elasticsearch-based structured logging, cutting production failure rates by 30% and dramatically reducing mean-time-to-debug
• Developed a background service using ASP.NET Core & Hangfire that automatically cancels un-ticketed bookings before the last ticketing time, reducing ADM penalties by $4,500–$6,400/month per OTA and saving approximately $23,000–$27,000 overall across 6 clients
• Implemented key OTA features — Progressive Search, Search Ranking, Universal Split PNR, Refund Reissue, PNR Details
• Delivered cloud-native 8 supplier integration projects (Sabre, Travelport, Travelport NDC, Air India, Flydubai, SQ NDC, TK NDC, & Indigo), increasing flight search feed by 27%
• Migrated 8 legacy .NET Framework applications to .NET Core, enabling cross-platform deployment on Linux servers and reducing infrastructure costs by eliminating Windows Server licensing
• Contributed to CI/CD pipelines and code reviews, and supported onboarding & mentoring of new team members
• Improved API response time by implementing a read/write Redis caching strategy for better scalability
• Designed and developed the Engagement Automation feature for Foodi-CRM to streamline customer & operation team communication workflows
• Designed and developed the end-to-end platform, delivering a scalable and responsive web application
• Integrated multiple GDS, NDC Suppliers to aggregate competitor fares, flight schedules, and seat availability, normalizing data for accurate comparison and analysis
• Engineered pricing-intelligence logic to analyze market data and generate data-driven fare recommendations, helping airlines optimize ticket pricing and maximize revenue

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