Software Development Engineer II (.NET Full Stack)

Description du poste:

Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success.

Why Join Us?
To shape the future of travel, people must come first. Guided by our Values and Leadership Agreements, we foster an open culture where everyone belongs, differences are celebrated and know that when one of us wins, we all win.

We provide a full benefits package, including exciting travel perks, generous time-off, parental leave, a flexible work model (with some pretty cool offices), and career development resources, all to fuel our employees' passion for travel and ensure a rewarding career journey. We're building a more open world. Join us.

Introduction to team

Escapia (part of Expedia Group) empowers professional vacation rental managers and helps facilitate dream vacations for thousands of travelers worldwide. We're looking for creative, T-shaped engineers who go deep technically while collaborating broadly. You'll build customer-facing features and optimized next-generation workflows grounded in targeted data analysis and direct customer feedback. Expect challenging problem spaces - payment processing, search optimization, guest management, property management workflow optimization, and opportunities to apply domain-driven design, event streaming, and rock-solid APIs that drive business efficiency. Escapia software already fuels billions in booking revenue (including Vrbo) and we're just getting started - advancing a large, mature product into cloud-native services supporting a $1B+ bookings business.

Join our full-stack engineering team (React/TypeScript; .NET, Node.js, and Kotlin), organized into distributed agile pods across the US and internationally. You'll collaborate across domains including reservations, availability, owner services, and distribution.

In this role, you will:
* Deliver customer-facing features prioritizing clarity, performance, and measurable business value. Apply domain-driven design, contribute GraphQL/REST APIs, and leverage event streaming where it improves operational efficiency.
* Build React components/pages delivering intuitive reservation, availability, and property management workflows
* Implement GraphQL queries/mutations; consume REST services; contribute to domain-driven schema evolution
* Develop Node / Koltlin endpoints for domain APIs including payment, search optimization, guest management, and workflow orchestration features
* Partner with product managers to clarify acceptance criteria and success metrics (adoption, task completion time)
* Migrate components from .NET Framework to .NET 8 (reduce Windows/IIS footprint)
* Optimize queries and indexes on MS SQL Server
* Write unit/integration tests; raise coverage
* Participate in design reviews; propose simplifications
* Profile and optimize latency, memory usage, and DB performance
* Contribute shared libraries (logging, auth, configuration)
* Join on-call rotation; triage incidents; drive root-cause fixes
* Collaborate with product, design, support, and other platform teams
* Document APIs, feature behavior, and operational runbooks
* Identify technical debt; submit remediation proposals

Minimum Qualifications:
* 2+ years professional development (or internship + strong portfolio)
* Proficiency in C#; .NET Framework and/or .NET Core/.NET 6+
* REST API development (ASP.NET Web API / ASP.NET Core )
* Production React (hooks, state, composition patterns)
* SQL Server fundamentals (query optimization, indexing)
* Git & pull request workflows; effective code reviews
* Unit testing (xUnit, NUnit, MSTest) and mocking (Moq)
* Solid OOP, SOLID principles, clean code practices
* Clear written and verbal communication

Additional Qualifications:
* Exposure to .NET 8 (minimal APIs, performance diagnostics)
* REST API development (Node / Java / Kotlin), exposure to GraphQL preferred
* Strong JavaScript & TypeScript fundamentals (ES2022+, types, generics)
* AWS or Azure (ECS/Lambda/App Service, RDS)
* Docker & containerized local development
* Kafka or RabbitMQ; event-driven patterns
* CI/CD (GitHub Actions, TeamCity); infrastructure as code basics
* PowerShell scripting for build/release automation
* Benchmarking & profiling (BenchmarkDotNet, dotTrace)
* Familiarity with modern web stack components (React, Node.js, GraphQL, Elastic Search, MongoDB) for cross-team collaboration

Accommodation requests
If you need assistance with any part of the application or recruiting process due to a disability, or other physical or mental health conditions, please reach out to our Recruiting Accommodations Team through the Accommodation Request.

We are proud to be named as a Best Place to Work on Glassdoor in 2024 and be recognized for award-winning culture by organizations like Forbes, TIME, Disability:IN, and others.

Expedia Group's family of brands includes: Brand Expedia®, Hotels.com®, Expedia® Partner Solutions, Vrbo®, trivago®, Orbitz®, Travelocity®, Hotwire®, Wotif®, ebookers®, CheapTickets®, Expedia Group™ Media Solutions, Expedia Local Expert®, CarRentals.com™, and Expedia Cruises™. © 2024 Expedia, Inc. All rights reserved. Trademarks and logos are the property of their respective owners. CST: 2029030-50

Employment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never provide sensitive, personal information to someone unless you're confident who the recipient is. Expedia Group does not extend job offers via email or any other messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official website to find and apply for job openings at Expedia Group is careers.expediagroup.com/jobs.
Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion, gender, sexual orientation, national origin, disability or age