Senior Software Engineer, Experimentation Platform

About this role

Build and improve Airbnb’s experimentation, feature-flagging, and product-configuration clients and services, primarily for the JVM. Lead cross-team migrations and develop reliable, high-performance APIs and experiment allocation capabilities.

About the company

Airbnb is a global online marketplace that connects travelers with hosts offering unique accommodations and experiences in various destinations. The platform serves individuals seeking short-term lodging as well as hosts looking to monetize their properties.

The team

Experimentation team

Stack

What you'll do

• Extend experimentation, feature-flagging, and product-configuration clients and services
• Lead cross-team API migrations, deprecations, and consumer transitions
• Improve client-library testability, performance, and reliability
• Develop allocation and targeting capabilities with data science partners
• Participate in design, implementation, testing, and on-call
• Use AI-assisted development for migrations, tests, and refactors

What we're looking for

• 5+ years of hands-on software engineering experience shipping production code
• Strong Java or Kotlin experience building libraries or services used by other developers
• Deep understanding of object-oriented programming, API design, backward compatibility, and versioning
• Experience leading migrations or deprecations across teams
• Strong communication and cross-team project leadership skills
• Hands-on fluency with AI-assisted development tools and ability to verify their output
• Comfort with Python and other layers of the stack, or willingness to learn

Nice to have

• Experience with feature-flagging, product-configuration, or experimentation platforms
• Experience with web or mobile clients
• Experience building latency-sensitive, high-throughput client SDKs