A booking engine and a CRS share the same spine, so ELITEX build them as one system with several parts that answer to each other.
Availability lives in one place, and every channel reads its numbers from there. We treat concurrency as the first design problem, because two channels selling the last room in the same second is a normal Tuesday and not an edge case.
Revenue teams keep adding rules, and after two years the stack behaves in ways nobody can predict from the admin screen. We build the engine so any pricing decision can be replayed later, which is the only honest way to answer why a room sold for that number back in March.
Guests abandon a flow the moment a screen stalls, so the booking path runs against the same availability logic your staff sees. A confirmation page for a room that sold ninety seconds earlier costs more than the booking did.
OTAs disagree about what a rate plan is, and they disagree about how fast they expect updates. We build the sync layer that pushes changes out and reconciles what comes back, including the connections that go quiet without ever returning an error.
A deposit taken in January and a refund issued in April have to reconcile against the same reservation record. We build this side carefully, since a mismatch found in month nine usually means nine months of figures nobody trusts.
PMS and Downstream Integrations
Your reservation system has to hand clean data to the property management system, and the mapping between the two is where most integration work loses weeks. We write the connectors along with the failure handling, so a booking never lands half formed on the operations side.
Booking engine and central reservation system development by ELITEX works best for companies already taking bookings at volume, with a live product and a commercial team that can point to exactly where the current engine loses money. A hotel group selling across a dozen properties and as many channels fits well. So does an operator whose booking widget came from a template and never grew up. We're the wrong choice if you want a licensed CRS switched on next week, because we build software and don't sell a product. We're also a poor fit for a founder testing an idea, since a smaller team will ship that first version cheaper than we will.
Most of our engineers are senior level, which shows up in architecture decisions made early. A reservation system punishes junior assumptions about concurrency in ways that only surface at booking volume.
We've worked in this vertical long enough to know how OTAs behave when their APIs go quiet. That knowledge saves discovery time you'd otherwise pay for.
Code, repositories, and infrastructure sit in your accounts from the first commit. No lock in, and no licence tying you to us after launch.
If your scope doesn't fit the budget, you hear it during discovery. We'd take a smaller project over a rebuild conversation in month six.
We design the availability model and the rate plan schema before any screen gets built, since that structure is the hardest thing to change later. The guest facing engine comes after the core holds under concurrent load.
Many our clients have outgrown a hosted booking engine and need the same selling logic running on software they control. In this scenario, ELITEX rebuild the reservation and rate rules on an owned stack, matching current behaviour first and improving it second.
Channel managers and payment gateways describe a booking differently, and the disagreement surfaces as a double sale or a missing folio. We build the translation layer that reconciles those definitions, including the cases where one system treats a reservation as cancelled while another still holds inventory against it.
In case of data migration, we map historical reservations and guest records onto the new schema, then reconcile both datasets before anyone stops using the old one. Parallel running through a full booking cycle catches what the mapping missed.
The system stays, and one piece of it gets built or replaced. Group blocks and dynamic pricing rules tend to be the modules clients want written to their own commercial logic.
Someone has to handle the OTA that changes its API without warning. ELITEX keep the connections current and stay available for the incidents that land at the wrong hour.
When a system has no documented API, we build the connector ourselves. Screen level integrations and file based feeds are both workable, and we've done both.
SiteMinder, Cloudbeds, RateGain, D-EDGE, STAAH
Stripe, Adyen, Braintree, Worldpay, Checkout.com
Opera Cloud, Mews, Apaleo, protel, RoomRaccoon
Duetto, IDeaS, Atomize, Pace, Lighthouse
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