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title: A journey towards SpeakerTravel - Building a service...
description: A founder recounts building SpeakerTravel, a service that lets conference organizers book speaker flights within budgets. The story covers researching...
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# A journey towards SpeakerTravel - Building a service from scratch

**[Maarten Balliauw](https://daily.dev/sources/maartenballiauw)** · 21 min read · 0 upvotes · 0 comments

## Summary

A founder recounts building SpeakerTravel, a service that lets conference organizers book speaker flights within budgets. The story covers researching flight-booking infrastructure (GDS, affiliate APIs, OTAs, and ultimately AllMyles), vetting the business idea with the CENTS framework, navigating legal and payment-gateway restrictions around selling travel, and the technical journey from an abandoned Vue.js/React SPA to a familiar ASP.NET Core MVC + Razor, Entity Framework, SQL Server, and Hangfire stack. It also touches on the domain model (Event, Traveler, Booking, TravelerStatus state machine), the impact of COVID-19 on the business, and future plans including replacing jQuery with HTMX and experimenting with Kubernetes.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://blog.maartenballiauw.be/posts/2021-11-08-journey-towards-speakertravel-building-a-service-from-scratch>

## Questions this post answers

### What are the technical steps involved in booking a flight ticket programmatically?

Booking a flight ticket involves four steps: searching an inventory of available seats for a flight combination, requesting a price for that combination, creating a booking that reserves the seat, and issuing the actual ticket. Booking must happen soon after pricing (often within 20-30 minutes) or the seat becomes available again; ticket issuance is kept separate so payment can be confirmed first.

_daily.dev surfaces engineering write-ups like this for developers designing multi-step booking or reservation systems._

### What is the CENTS framework for evaluating a side project as a viable business?

CENTS is an acronym from The Millionaire Fastlane for vetting business ideas across five dimensions: Control over business elements, Entry difficulty for competitors, Need from real customers, Time decoupled from money (passive income potential), and Scale potential. It offers a quick sanity check rather than a full startup canvas before investing in building a product.

_developers weighing side-project ideas can find similar founder frameworks and build stories on daily.dev._

### Why do payment gateways like Stripe often refuse to support travel booking businesses?

Payment gateways commonly classify travel as a 'risky business' category and exclude it from their supported business types, even when a provider initially indicates support, written confirmation can reverse that stance. This forced one travel-booking founder to rely on upfront deposits instead of accepting credit card payments directly through a gateway like Stripe.

_founders building payment flows around restricted industries can track these gotchas via daily.dev._

## Similar posts on daily.dev

- [Foojay Podcast \#88: From Code to Stage: Organizing Conferences and Finding Your Voice as a Speake](https://daily.dev/posts/foojay-podcast-88-from-code-to-stage-organizing-conferences-and-finding-your-voice-as-a-speake-vuh3p9ud7) · Foojay.io · 0 upvotes · 0 comments
- [So You Want To Speak At Software Conferences? : dylanbeattie.net](https://daily.dev/posts/so-you-want-to-speak-at-software-conferences-dylanbeattie-net-2gmftuwck) · Hacker News · 0 upvotes · 0 comments
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---

Tags: [#startup](https://daily.dev/tags/startup), [#career](https://daily.dev/tags/career), [#aspnetcore](https://daily.dev/tags/aspnetcore)

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