Software Development Engineer III

Expedia Group; Springfield (MO); On-site; USD 121,000 - 170,000; Full time

Job summary

Expedia Group is seeking a Software Development Engineer III in Springfield, MO to design, develop, and maintain complex software across multiple languages while leading API initiatives that power our travel platform. You will mentor junior engineers, perform code reviews, and ensure reliable, scalable systems for our B2B ecosystem.

The role requires a BS in CS/Engineering or equivalent experience, 5+ years of software development (3+ with a Master's), and strong skills across languages, APIs,

Qualifications

• BS in CS/Engineering or related field, or equivalent experience.
• 5+ years in software development; 3+ years with a Master's.
• Experience with at least 3 programming languages.
• Experience maintaining multiple production projects; debugging and monitoring.

Responsibilities

• Design, develop, and maintain complex software across multiple languages and platforms.
• Build and maintain APIs consumed by the business unit.
• Lead code reviews and guide code evolution toward clean, modular, and optimized code.
• Debug, test, and resolve issues within established SLAs using testing and monitoring tools.
• Collaborate cross-functionally to understand dependencies and deliver effective solutions.

Skills

Software development

Code reviews

Collaboration

Root cause analysis

Communication

Education

Bachelor's degree in CS/Engineering

Master's degree (optional)

Equivalent experience

Tools

React

REST APIs

SQL databases

Job description

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business.Here, you'll do meaningful work that helps millions of people discover, book, and experience travel with more ease, confidence, and joy. Our five Behaviors-Traveler First, Think Big, Operate with Excellence, Ownership Mindset, and Succeed Together-help foster a supportive environment where people can grow their careers and have the flexibility, benefits, and support to do their best work. Join us and build for travelers everywhere.Software Development Engineer IIIIntroduction to the TeamExpedia Group B2B connects partners across the travel industry to our leading technology, supply, and services - helping them deliver seamless travel experiences to their customers. From airlines and hotels to financial institutions and other travel platforms, we power smarter, faster, and more impactful travel solutions through the most connected marketplace in the world.As a Software Development Engineer III, you will be a high-performing individual contributor and a technical anchor on your team. You will lead complex projects, mentor junior engineers, and apply modern engineering principles to evolve the systems that power our partner ecosystem. Your work will directly influence the reliability, scalability, and growth of B2B technology.In this role, you will:Design, develop, and maintain complex software applications across multiple languages and technology platforms, ensuring they meet design and performance requirements.Build and maintain APIs consumed across the business unit, applying strong knowledge of software design principles, data structures, and design patterns.Lead code reviews and guide code evolution, championing clean, maintainable, modular, and optimized code.Debug, test, and resolve application issues within established SLAs, leveraging testing and monitoring tools at the project level.Design software that is easily testable and observable, applying a whole-systems approach to ensure all components — structure, people, process, and technology — are considered.Identify inefficiencies in code or system operations and proactively suggest and implement improvements.Collaborate cross-functionally with stakeholders across the organization to understand dependencies, align on shared solutions, and contribute to community of practice initiatives.Compile and communicate findings on major operational or technical initiatives (such as Root Cause Analyses) to both technical and non-technical audiences, via written or oral means.Connect team goals to broader business needs, identifying business problems at the project level and delivering effective solutions.Continuously develop technical expertise and share new knowledge with the team to drive overall effectiveness.Experience and QualificationsRequired:Bachelor's degree in Computer Science, Engineering, or a related technical field; or equivalent related professional experience.5+ years of software development experience (or 3+ years with a Master's degree in a related technical field or equivalent related professional experience).Experience developing software in at least 3 different programming languages.Experience maintaining and operating at least 4 software projects or products in production environments, including bug fixing, troubleshooting, and monitoring.Proficient communication skills, with the ability to present technical findings to varied audiences.Preferred:Demonstrated strength in one or more languages with multiple technology implementations.Experience designing moderately complex distributed systems and working with databases and database design principles.Familiarity with B2B technology platforms or partner-facing APIs.Familiarity with front end technologies such as React.Active participation in engineering communities of practice or mentorship programs.#LI-DNIThe total cash range for this position in Springfield is $121,000.00 to $169,500.00. Employees in this role have the potential to increase their pay up to $193,500.00, which is the top of the range, based on ongoing, demonstrated, and sustained performance in the role.Starting pay for this role will vary based on multiple factors, including location, available budget, and an individual’s knowledge, skills, and experience. Pay ranges may be modified in the future.Benefits and perksExpedia Group offers benefits and perks designed to support employees and their families, including medical, dental, and vision coverage, paid time off, an Employee Assistance Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https://careers.expediagroup.com/life .Accommodation requestsExpedia Group is committed to providing an inclusive and accessible recruiting experience. If you need an accommodation or adjustment due to a disability during the application or recruiting process, please submit a request at https://expedia.service-now.com/askeg?id=job_accommodation .About Expedia GroupExpedia 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.Important noticeEmployment opportunities and job offers at Expedia Group will always come from Expedia Group's Talent Acquisition and hiring teams. Never share sensitive personal information unless you are confident of the recipient. Expedia Group does not extend job offers via email or messaging tools to individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official place to find and apply for roles is https://careers.expediagroup.com/jobs/ .Equal OpportunityExpedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other characteristic protected by law. This employer participates in E-Verify. The employer will provide the Social Security Administration (SSA) and, if necessary, the Department of Homeland Security (DHS) with information from each new employee's I-9 to confirm work authorization.