Expedia group

Overview

Design and build end-to-end backend solutions for Payments, that are scalable, resilient, and performant.

About Expedia group

Expedia Group includes three flagship consumer brands - Expedia, Hotels.com, and Vrbo - along with a leading B2B travel business and travel advertising offerings. Across our brands and business, we help travelers explore the world with confidence and ease.

Requirements & Eligibility

• 6+ years of professional software development experience with a strong focus on backend engineering using Java in production environments.
• Hands-on experience designing and implementing backend services, including system design (with low-level design), API contracts, and data modeling for RDBMS-backed applications.
• Practical exposure to at least one major cloud platform (preferably AWS) and associated services for deploying, running, and monitoring backend services at scale.
• Demonstrated responsibility for owning and supporting backend components in production, including working with monitoring, logging, and alerting systems such as Datadog or Splunk.
• Familiarity with AI-driven systems, tools, or workflows and applying AI/ML concepts to real world products in the context of backend service development, testing, or operations.

Key Responsibilities

• Design and build end-to-end backend solutions for Payments, that are scalable, resilient, and performant.
• Own and evolve core payment services and workflows, including payment session lifecycle, payment-method orchestration, and downstream service integrations.
• Build and enhance backend APIs and service interfaces using Kotlin/Java and modern service frameworks.
• Develop and support GraphQL, gRPC, and REST-based integrations that power payment experiences across multiple Expedia Group brands and checkout surfaces.
• Contribute to distributed system design for high-volume, multi-tenant, 24x7 payment flows.
• Take strong ownership of production systems, including monitoring, alerting, on-call participation, incident response, and root cause resolution.
• Mentor junior engineers and drive engineering best practices across backend design, coding standards, testing, operational excellence, and incident management.