Web
Next.js
A modern web technology for fast, search-friendly websites, online stores and web applications that load quickly on mobile.
Used for
- Business websites
- Online stores
- Web apps
- Customer portals
Travel & hospitality
Software development for travel booking platforms
Search, booking and fulfilment engineering for online travel platforms, B2B agent portals and white-label booking products.
At a glance
The short version
- What we build
- How it works
- Customer or B2B agent
- Booking engine
- Customer
- Supplier API
- 2 more
- Runs on
- Web app
- Cross-platform
- Admin
- PWA
- Built with
- Who it's for
Booking platforms depend on fast search, accurate fares and reliable ticketing. We engineer the supplier integrations, booking pipelines and reconciliation behind them.
- Cost depends on
- Number of suppliers
- Products offered
- B2B features
How to start
Tell us what you need in your own words. You talk to the developers who would build it and get a written, line-item estimate.
Get a project estimateThe engineering behind a booking platform
Unlike a travel agency, a booking platform is a software product first: many searches, a small share of bookings, and a promise that the fare shown is the fare charged. Behind the search box sit supplier APIs with rate limits and look-to-book ratios, fare rules, holds that expire and ticketing that can fail after payment. We build these platforms for OTAs, B2B distributors and companies adding travel to an existing product.
Challenges
Hard problems in travel booking
Slow, costly searches
Live searches hit supplier APIs that can be slow and may penalise high look-to-book ratios.
Prices that change at checkout
Fares and room rates move between search and payment.
Payment taken, booking failed
Ticketing errors after payment need retries, alerts and automatic refunds.
Agent credit and reconciliation
B2B agents book on wallet balance or credit, and every booking must match supplier invoices.
Solutions
Solutions behind booking products
Across 4 areas
Multi-vendor marketplaces with seller onboarding, commission rules, split payouts, per-seller invoicing and catalogue moderation.
Product, content and offer recommendations built from your behavioural data, with business rules, cold-start handling and A/B testing.
Support and sales chatbots for web, app and WhatsApp that answer from your own content and hand off to your team.
Digital wallet apps with top-ups, QR payments, rewards and a balance ledger, for closed-loop programmes or with a licensed PPI issuer.
Custom CRM software that captures leads from every channel, keeps follow-ups on schedule and shows managers a live pipeline.
Core modules of a booking platform
Search and caching layer
Results aggregated from several suppliers, de-duplicated hotels and cached fares with sensible expiry.
Markup and commission engine
Rules by supplier, route, agent tier or channel, applied across web, app and API.
Booking state machine
Hold, pay, ticket, confirm and cancel steps tracked explicitly, with alerts at each failure point.
Agent wallet and credit
Top-ups through UPI or bank transfer, credit limits and a ledger for every agent.
Cancellations and refunds
Supplier rules applied, gateway refunds pushed and GST credit notes issued.
How it works
Inside a single booking, from search to ticket
- Customer or B2B agent
Step 1: Customer or agent searches
The search layer asks several suppliers at once with strict time limits and shows cached fares first, so results appear in seconds rather than after the slowest supplier.
- Booking engine
Step 2: Chosen option is re-priced
Before payment the selected fare or room is checked again with the supplier, and any change is shown to the customer before they pay, never after.
- Customer
Step 3: Hold and payment
The seat or room is held while payment goes through by UPI or card, or from an agent’s wallet, and the booking moves to a paid state.
- Supplier API
Step 4: Ticketing call to the supplier
The ticket or confirmation is requested. If the supplier fails, the system retries where allowed and alerts operations instead of failing quietly.
- Operations team
Step 5: Confirmed or refunded
The customer receives the e-ticket or voucher; if confirmation cannot complete within the set window, a gateway refund is issued and logged.
- Finance team
Step 6: Reconciliation
Bookings are matched with supplier invoices, agent wallet debits and commissions, and cancellations get GST credit notes.
Platforms
Where the booking platform runs
- Web
Web application
Browser-based applications with logins, roles and workflows, such as customer portals, SaaS products and internal tools.
- Mobile
Cross-platform mobile app
One Flutter or React Native codebase for Android and iOS, with native modules where a feature needs them.
- Back office
Admin dashboard
Back-office panels for operations, support and finance teams: orders, users, content, reports and permissions.
- Web
Progressive web app
Installable web apps with offline support and notifications, useful when an app-store listing isn't essential or phones have little storage.
Technology
Technology for high-volume booking
Made for many searches per booking: fare caching, containers that scale on sale days and search infrastructure built on AWS.
Backend
NestJS
A structured way to build back ends on Node.js, so large business systems stay organised, testable and easy to hand over.
Used for
- Business app back ends
- SaaS platforms
- Marketplaces
- Admin panel back ends
Data
PostgreSQL
A reliable database for the records your business runs on: orders, payments, bookings and stock, kept accurate and easy to report on.
Used for
- Orders and customers
- Payments and ledgers
- Stock and inventory
- Bookings
Data
Redis
Keeps frequently used data in fast memory, so apps stay quick on busy days and live features like order tracking feel instant.
Used for
- Faster apps
- Live order status
- Shopping carts
- Job queues and alerts
Cloud & DevOps
Docker
Packages your software so it runs the same way on every laptop and server, which makes releases predictable and moving hosts easier.
Used for
- Reliable releases
- Same setup everywhere
- Faster onboarding
- Easy scaling
Cloud & DevOps
AWS
Cloud hosting for your app, website and data, with data centres in India and room to grow when traffic rises.
Used for
- App hosting
- File and photo storage
- Backups
- Busy sale days
Payments & maps
Razorpay
Lets customers in India pay by UPI, cards, netbanking or wallets, and handles subscriptions, refunds and payouts to sellers or partners.
Used for
- UPI payments
- Cards and netbanking
- Subscriptions
- Payment links
Plain-English glossary
Booking platform terms, explained
- Look-to-book ratio
- How many searches a platform sends to a supplier for every booking it completes. Suppliers watch it closely, and a very high ratio can bring charges or limits, which is why caching matters.
- Fare caching
- Storing recent fares for a few minutes in a fast in-memory store such as Redis. Repeat searches return instantly and supplier calls drop, while a final re-price protects the customer.
- Booking state machine
- A fixed set of stages every booking passes through, such as held, paid, ticketed and confirmed. It makes stuck bookings visible and stops money being taken for tickets never issued.
- Agent wallet
- A prepaid balance a B2B travel agent tops up and books against. Agents skip per-booking payments, and you keep a clear ledger of who has paid and who owes what.
- White-label booking site
- A booking website under an agent’s own brand and domain that draws on your inventory. It widens your distribution without every agent building a platform of their own.
Product preview
Screens behind a booking platform
Illustrative screens and figures; supplier mix and markups vary by platform.
Customer booking app. Customers see results from several suppliers in one list, with fares cached for speed and checked again before payment. 
Operations console. Operations staff see every booking’s stage from hold to ticket and step in on the few that are stuck before anyone needs to phone support. 
B2B agent portal. Agents track wallet balance, credit and commission in their own portal, and top up by UPI or bank transfer without calling your accounts team.
Illustrative preview
Sample screens: names, prices and figures are examples, not client data.
Cost drivers
What drives effort in booking platforms
Number of suppliers
Each supplier adds mapping, certification and failure handling; hotel content mapping is significant work.
Products offered
Flights, hotels, buses and activities each have different flows and cancellation rules.
B2B features
Agent onboarding, wallets, credit and white-label sites form a layer on top of B2C.
Estimates are written from your scope, with the effort and assumptions behind each line item.
How pricing worksServices
Services for this industry
The design and engineering services our in-house team combines on projects in this sector.
Web application development
Browser-based products, customer portals, dashboards and internal tools, built on clean data models with secure roles and integrations.
API development
Secure, documented REST and GraphQL APIs, plus integrations that connect your apps to payment, logistics, GST, messaging and business systems.
Mobile app development
Native and cross-platform Android and iOS apps, from first release through regular store updates, built by our in-house designers and engineers.
React Native development
Android and iOS apps in React Native and TypeScript, suited to teams that already use React on the web and want shared logic across products.
UI/UX design
Product design for web and mobile apps: research, user flows, wireframes, prototypes and design systems that engineers can build from.
Admin panel development
Back-office dashboards built around your team's daily tasks: order queues, approvals, catalogue management, payouts, reports and audit logs.
Locations
Travel booking by city
Cities where this sector is a significant part of the local economy. We work remotely with teams across India and meet in person where practical.
Rajasthan
Jaipur
FAQ
Frequently asked questions
How do you keep search fast when supplier APIs are slow?
We query suppliers in parallel with strict timeouts, show results as they arrive, and cache fares and rates in Redis for a short, supplier-appropriate window. Static content such as hotel descriptions and images is stored locally and refreshed on a schedule, so only price and availability are fetched live. Before payment we re-price the chosen option, so any change appears before the customer is charged.
What happens if payment succeeds but ticketing fails?
The booking moves to a pending state rather than failing silently. The system retries ticketing where the supplier allows, alerts your operations team and tells the customer the booking is being confirmed. If it still can't complete within a set window, a refund is triggered through the gateway and logged. We design this flow early, because it is where customer trust is won or lost.
Can we offer white-label booking sites to our B2B agents?
Yes. Each agent gets a subdomain or their own domain with their branding, drawing on your inventory with their markups on top of your B2B rates. Bookings draw down the agent's wallet or credit line, and your dashboard shows performance and outstanding balances per agent. Logos and colours are simple; custom products and pricing rules per agent take longer.
Next step
Building or rebuilding a booking platform?
Share your suppliers, products and expected search volumes, and we will review the architecture with you.