Junior Backend Engineer - Internship

Who We Are

SiriusXM and its brands (Pandora, SiriusXM Media, AdsWizz, Simplecast, and SiriusXM Connect) are leading a new era of audio entertainment and services by delivering the most compelling subscription and ad-supported audio entertainment experience for listeners – in the car, at home, and anywhere on the go with connected devices. Our vision is to shape the future of audio, where everyone can be effortlessly connected to the voices, stories and music they love wherever they are.

This is where a diverse group of emerging talent and legends share authentic and purposeful songs, stories, sounds and insights through some of the best programming and technology in the world. Our critically acclaimed, industry-leading audio entertainment encompasses music, sports, comedy, news, talk, live events, and podcasting. Regardless of their role, each of our employees is vital in bringing SiriusXM’s vision to life daily.

SiriusXM Media is the gateway for marketers to North America's most prominent digital audio advertising ecosystem. As the combined advertising revenue organization of SiriusXM Holdings Inc., SiriusXM Media spans across leading owned and operated audio platforms Pandora and SiriusXM; innovative ad tech solutions powered by AdsWizz; sonic creative consultancy Studio Resonate; and an extended content network featuring exclusive monetization agreements with Audiochuck, NBC Universal, SoundCloud, and many more. Reaching more than 150 million listeners each month, SiriusXM Media delivers audiences the tailored brand experiences they crave while putting creators first, making it easy for every marketer to produce, plan, buy and measure across its entire audio universe.

About AdsWizz

AdsWizz, a subsidiary of SiriusXM, is the leading global provider of digital audio and podcast advertising solutions. AdsWizz is the underlying monetization solution for well-known music platforms, podcasts, and broadcasting groups worldwide, giving advertisers of all sizes unprecedented access to premium and niche audio content. Through dynamic ad insertion, advanced programmatic platforms, and innovative audio formats, AdsWizz efficiently connects buyers and sellers for digital audio and podcast advertising. AdsWizz is a global company with a presence in over 40 countries and a Technology Development Hub in Bucharest, Romania.

How You’ll Make An Impact

As a Junior Backend Engineer - Internship, you will join a highly skilled engineering team building scalable, production-grade backend systems that power real-world audio and advertising platforms used by millions of users globally.

You will contribute to products such as Simplecast, a podcast management and distribution platform, working on systems that help creators publish, manage, and monetize their content at scale.

You will work on Java-based microservices, contribute to web applications and RESTful APIs, and gain hands-on experience with modern backend architectures and cloud-native systems. From day one, your work will have real impact, with the opportunity to see your contributions deployed and used in production.

You will be mentored by senior engineers and architects, gaining exposure to industry best practices in software design, scalability, and distributed systems, while growing your technical and problem-solving skills in a fast-paced environment.

What You’ll Do

• Contribute to the design and development of backend services using Java and Spring Boot
• Build and enhance RESTful APIs used by internal and external systems
• Work within a microservices architecture in a cloud-based environment
• Collaborate with engineers, product managers, and other stakeholders to deliver features end-to-end
• Write clean, maintainable, and well-tested code following engineering best practices
• Participate in code reviews and learn modern development workflows
• Work with databases (SQL and/or NoSQL) and understand data modeling fundamentals
• Debug, troubleshoot, and improve system performance and reliability
  
  

What You'll Need

• Currently pursuing a Bachelor’s or Master’s degree in Computer Science or a related field
• Basic knowledge of Java and object-oriented programming
• Understanding of web development fundamentals and REST APIs
• Familiarity with databases (relational or NoSQL)
• Strong problem-solving skills and willingness to learn
• Good communication skills and ability to work in a team environment
• Good English communication skills (written and spoken)
  
  

Nice To Have

• Familiarity with Spring Boot or similar frameworks
• Basic understanding of cloud platforms (AWS is a plus)
• Exposure to Docker, Kubernetes, or CI/CD pipelines
• Knowledge of Git and version control workflows
  
  

Our goal at SiriusXM is to provide and maintain a work environment that fosters mutual respect, professionalism, and cooperation. SiriusXM is an equal opportunity employer that does not discriminate based on actual or perceived race, creed, color, religion, national origin, ancestry, alienage or citizenship status, age, disability or handicap, sex, gender identity, marital status, familial status, veteran status, sexual orientation or any other characteristic protected by applicable federal, state or local laws.

The requirements and duties described above may be modified or waived by the Company in its sole discretion without notice.

R-2026-04-39