Mobile Application Developer Intern Jobs in Fullerton, CA

Welcome to Warner Bros. Discovery... the stuff dreams are made of.
Who We Are...
When we say, "the stuff dreams are made of," we're not just referring to the world of wizards, dragons and superheroes, or even to the wonders of Planet Earth. Behind WBD's vast portfolio of iconic content and beloved brands, are the storytellers bringing our characters to life, the creators bringing them to your living rooms and the dreamers creating what's next...
From brilliant creatives, to technology trailblazers, across the globe, WBD offers career defining opportunities, thoughtfully curated benefits, and the tools to explore and grow into your best selves. Here you are supported, here you are celebrated, here you can thrive.
At HBO Max, storytelling takes center stage. We're one of the world's most iconic entertainment brands - home to bold originals and unforgettable characters. While audiences binge award-winning content, breaking news, and sports around the clock, our teams stay busy at work creating what's next in streaming. From Succession, Euphoria, and The Sopranos to global franchises like Game of Thrones and Harry Potter, our content sparks conversation and shapes culture.
HBO Max delivers boundary-pushing stories across genres and platforms, connecting millions of viewers across 90 countries globally- and we're just getting started. We're home to the most talked about shows and movies, granting audiences access to the worlds of HBO, Harry Potter, DC, Warner Bros., ID, Adult Swim, A24, and more. Turn your streaming obsession into a career- we're hiring!
Your New Role
Warner Bros. Discovery is seeking a Senior Mobile Application Developer to build and maintain mission-critical B2B applications across Android, Android TV, iOS, tvOS and macOS platforms. The role owns the full mobile application lifecycle including architecture, development, testing, release management, deployment and ongoing support. The successful candidate will possess deep Android expertise, strong native Apple development experience using Swift and hands-on ownership of both Google Play Console and Apple App Store Connect.
Your Role Accountabilities

• Design, develop, test and maintain native Android, Android TV, iOS, tvOS, and macOS applications.
• Implement new features and enhancements for video streaming and enterprise applications.
• Manage application releases, versioning, deployments and production support across Google Play and Apple App Store ecosystems.
• Own App Store Connect and Google Play Console administration, compliance, metadata management, phased rollouts, and store submissions.
• Monitor application health, crash analytics, performance metrics and customer feedback.
• Evaluate and adopt emerging AI technologies, agentic frameworks and developer productivity tools to improve software delivery, testing and documentation.
• Collaborate with product owners, project managers, UX designers, QA engineers and backend developers.
• Solve production issues, defects and support tickets.
• Contribute to architecture decisions, engineering standards, CI/CD pipelines and development best practices.

Qualifications & Experience

• 5+ years of professional mobile application development experience.
• Expert-level Kotlin and Java development.
• Strong Swift development experience for iOS, tvOS, and macOS.
• Experience with SwiftUI, UIKit, Combine, Swift Concurrency, Xcode, TestFlight, and App Store Connect.
• Extensive Android SDK experience and Android Architecture Components.
• Experience building and supporting Android TV and Apple TV applications.
• Knowledge of video streaming technologies including Bitmovin, DRM and Google Cast.
• Experience with REST APIs, authentication and mobile security best practices.
• Experience with MVVM, Clean Architecture, Dependency Injection and modular application design.
• Experience with CI/CD pipelines, GitHub, Bitrise and automated testing.
• Strong understanding of Google Play Console and Apple App Store Connect administration.
• Experience publishing, maintaining and supporting production mobile applications.
• Experience leveraging Generative AI and Agentic AI technologies to accelerate software development.
• Knowledge of Agile development methodologies and DevOps practices.
• Excellent communication, collaboration, and mentoring skills.

Education

• Bachelor's degree in Computer Science, related field, or equivalent experience.

How We Get Things Done...
This last bit is probably the most important! Here at WBD, our guiding principles are the core values by which we operate and are central to how we get things done. You can find them at www.wbd.com/guiding-principles/ along with some insights from the team on what they mean and how they show up in their day to day. We hope they resonate with you and look forward to discussing them during your interview.
Championing Inclusion at WBD
Warner Bros. Discovery embraces the opportunity to build a workforce that reflects a wide array of perspectives, backgrounds and experiences. Being an equal opportunity employer means that we take seriously our responsibility to consider qualified candidates on the basis of merit, without regard to race, color, religion, national origin, gender, sexual orientation, gender identity or expression, age, mental or physical disability, and genetic information, marital status, citizenship status, military status, protected veteran status or any other category protected by law.
If you're a qualified candidate with a disability and you require adjustments or accommodations during the job application and/or recruitment process, please visit our accessibility page for instructions to submit your request.
In compliance with local law, we are disclosing the compensation, or a range thereof, for roles in locations where legally required. Actual salaries will vary based on several factors, including but not limited to external market data, internal equity, location, skill set, experience, and/or performance. Base pay is just one component of Warner Bros. Discovery's total compensation package for employees. Pay Range: $110,390.00 - $205,010.00 salary per year. Other rewards may include annual bonuses, short- and long-term incentives, and program-specific awards. In addition, Warner Bros. Discovery provides a variety of benefits to employees, including health insurance coverage, an employee wellness program, life and disability insurance, a retirement savings plan, paid holidays and sick time and vacation.
If you're a qualified candidate with an arrest or conviction record, please know that your application will be considered in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.