Yahoo Sports is one of the internet’s leading destinations for comprehensive sports news and innovative fantasy games. We produce insightful content across multiple platforms and curate quality coverage from around the web to inform and entertain fans.We're an original fantasy sports pioneer, with a legacy of innovation that helps us continue to be a fantasy leader.And as one of the most-visited sports platforms on the internet, we're one of the best places for brands to reach fans. Fantasy Sports Principal Android Engineer A Little About Us Yahoo Fantasy Sports is a world-class development team dedicated to building industry-leading Season Long and Daily Fantasy products. We operate in a high-velocity, collaborative environment where technical excellence meets the excitement of sports fandom. We are looking for a Principal Engineer (IC5) to serve as the lead architect for our Android ecosystem, driving the future of mobile innovation through systemsthinking and AI-augmented development. Responsibilities Architectural Stewardship: Shape and guide the overarching Android application design, serving as the technical authority for complex, cross-squad architecture-level solutions. AI-Augmented Development: Lead the adoption of AI-driven engineering practices, utilizing tools like GitHub Copilot to accelerate feature delivery, refactoring, and unit test coverage. System Optimization: Implement AI-driven diagnostics and performance profiling to ensure high-throughput, low-latency mobile experiences across our high-density data views. Strategic Implementation: Execute high-complexity refactors and plan technical roadmaps for projects with significant business risk and many moving parts. Governance & Validation: Exercise critical judgment in validating AI-generated code, ensuring all automated outputs meet Yahoo’s rigorous standards for security, performance, and brand integrity. Technical Orchestration: Define "Ways of Working" that integrate AI into the Android lifecycle, shifting the team’s focus from manual execution to high-level system design and craft. Mentorship & Influence: Elevate the collective skill set of the engineering organization, fostering a culture of technical excellence and AI fluency. Cross-Functional Partnership: ******Collaborate with Product and Design leadership to translate complex requirements into scalable mobile architectures that evolve with the business. Basic Qualifications 8+ years of professional experience in Android development, with a focus on large-scale consumer applications. Expertise in Kotlin and Java, with a deep understanding of Android Studio, Gradle, and modern build pipelines. Proficiency in AI-assisted development tools (e.g., GitHub Copilot, Cursor) to improve engineering velocity and code quality. Expertise in various Android App architectures including MVVM, MVI, and Jetpack Compose. Proven experience working independently in complex situations to lead functional teams or large-scale technical projects. Strong understanding of object-oriented design, concurrency, and mobile-specific performance tuning. Preferred Qualifications Bachelor’s or Master’s degree in Computer Science or a related engineering field. Experience building or managing "AI-ready" mobile infrastructures (e.g., automated LLM-based testing or documentation). A commitment to staying current on emerging mobile technologiesand proactively suggesting AI-driven workflow improvements. Interest in sports and fantasy gaming is a plus.The material job duties and responsibilities of this role include those listed above as well as adhering to Yahoo policies; exercising sound judgment; working effectively, safely and inclusively with others; exhibiting trustworthiness and meeting expectations; and safeguarding business operations and brand integrity.

At Yahoo,**we offer flexible hybrid work options that our employees love! While most roles don’t require regular office attendance, you may occasionally be asked to attend in-person events or team sessions. You’ll always get notice to make arrangements. Your recruiter will let you know if a specific job requires regular attendance at a Yahoo office or facility. If you have any questions about how this applies to the role, just ask the recruiter!

Yahoo is proud**to be an equal opportunity workplace. All qualified applicants will receive consideration for employment without regard to, and will not be discriminated against based on age, race, gender, color, religion, national origin, sexual orientation, gender identity, veteran status, disability or any other protected category.

Yahoo will consider**for employment qualified applicants with criminal histories in a manner consistent with applicable law.

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We believe**that a diverse and inclusive workplace strengthens Yahoo and deepens our relationships. When you support everyone to be their best selves, they spark discovery, innovation and creativity. Among other efforts, our 11 employee resource groups (ERGs) enhance a culture of belonging with programs, events and fellowship that help educate, support and create a workplace where all feel welcome.

Compensation:** The compensation for this position ranges from $143,625.00 - $299,375.00/yr and will vary depending on factors such as your location, skills and experience.The compensation package may also include incentive compensation opportunities in the form of discretionary annual bonus or commissions. Our comprehensive benefits include healthcare, a great 401k, backup childcare, education stipends and much (much) more.

Currently work for Yahoo?**Please apply on our internal career site.

Yahoo serves as**a trusted guide for hundreds of millions of people globally, helping them achieve their goals online through our portfolio of iconic products.For advertisers, Yahoo Advertising offers omnichannel solutions and powerful data to engage with our brands and deliver results.