Senior .NET Core Backend Engineer - Travel Platform

ICE Holidays Sdn Bhd; Kuala Lumpur; On-site; MYR 120,000 - 180,000; Full time

Benefits offered by this job

Annual Company trip

Group PA insurance

Outpatient medical coverage

Employee travel discounts

Monthly training

Job summary

Golden Destinations by ICE Holidays Sdn Bhd is seeking an experienced backend developer to own and enhance the .NET Core codebase. You will build and maintain supplier integrations, implement full booking lifecycles, and ensure data consistency across the integration platform and booking engine.

You will review designs, collaborate with product and QA teams, and contribute to production support, monitoring, incident handling and performance improvements.

Qualifications

• Minimum 5 years backend development experience with C# and .NET Core / .NET 6+.
• Strong experience integrating REST and SOAP/XML APIs.
• Solid knowledge of relational databases and EF Core.
• Experience with automated tests (xUnit/NUnit) and CI/CD.

Responsibilities

• Build and maintain integrations with third-party travel suppliers across several product types.
• Implement the full booking lifecycle for each supplier, including search, availability, price check, booking, amendments, cancellations and ticketing.
• Ensure booking, order and financial records remain consistent between the supplier integration platform and the Company's booking engine.
• Build new supplier adapters as the business expands its supplier network.
• Review supplier designs, code and API contracts, including deliverables developed by external partners.
• Take ownership of the .NET Core codebase, including bug fixes, upgrades, performance improvements and security.
• Support the platform in production by monitoring supplier errors and timeouts, handling failed bookings and managing retry processes.
• Participate in the on-call rota and assist with production incidents to maintain the stability and reliability of the platform.
• Review code submitted by other engineers and outsourced developers, ensuring that agreed review standards are followed.
• Prepare technical specifications and API documentation that can be used effectively by the Product, QA and frontend teams.

Skills

C#

ASP.NET Core Web API

NET 6+

REST APIs

SOAP/XML APIs

EF Core

SQL Databases

CI/CD

Docker

Git & PRs

Cloud (AWS/Azure/GCP)

Tools

Docker

AWS

Azure

GCP

PostgreSQL

MySQL

SQL Server

Redis

Git

CI/CD Tools

Job description

Golden Destinations by ICE Holidays Sdn Bhd is seeking an experienced backend developer to own and enhance the .NET Core codebase. You will build and maintain supplier integrations, implement full booking lifecycles, and ensure data consistency across the integration platform and booking engine.

You will review designs, collaborate with product and QA teams, and contribute to production support, monitoring, incident handling and performance improvements.