Software Partner Engineering Intern (Boston)

Sonos • Boston, MA

17h • Hybrid

About The Position

As a Software Engineering Intern on Sonos’s Partner Engineering team, you will contribute to software that ships to Sonos customers and supports more than 120 Music Service Partner integrations across Sonos players and the Sonos apps for Android and iOS. You will be paired with a mentor and take on a scoped project while learning how a professional engineering team designs, builds, tests, and ships software.

Depending on your interests and experience, you may work on embedded player software in C/C++ involving music playback, device-to-device interaction, and partner SDK integrations, or on the Sonos mobile app for Android (Kotlin) or iOS (Swift), helping customers find, connect, and play partner content. The 11-week internship runs June 7 through August 20, 2027. It is a full-time, 40-hour-per-week position requiring at least four days per week onsite at the Boston office. Relocation and housing assistance are not available.

The internship program includes multi-day orientation and onboarding, a speaker series with business leadership, social and team-building activities, meaningful projects, mentorship, and a collaborative, creative culture. Applicants must be enrolled in an undergraduate program, meet the stated graduation-date criteria, be available for the program, work from the Boston office at least four days a week, and be authorized to work for any U.S. employer now and in the future. Sonos cannot sponsor or take over sponsorship of an employment visa for this role.

Requirements

• Currently pursuing a bachelor's degree in Computer Science, Computer Engineering, Electrical Engineering, or a related field, with an expected graduation date between Spring 2027 and Spring 2029.
• Coursework or project experience in C or C++ for the player track, ideally with exposure to embedded systems, operating systems, or low-level programming; or Kotlin/Android or Swift/iOS development for the mobile track.
• Solid understanding of programming fundamentals, including data structures, algorithms, and object-oriented design.
• Experience with version control such as Git.
• Curiosity, strong learning aptitude, ability to ramp up on unfamiliar systems, and willingness to ask questions.
• Willingness to engage with AI tools in day-to-day workflow.
• Currently enrolled in an undergraduate program at a college or university, with an expected graduation date of Winter 2027/2028 or Spring 2028/2029.
• Available to participate in the internship program from June to August.
• Able to work from the Boston office at least four days per week.
• Authorized to work for any U.S. employer now and in the future; visa sponsorship is not available.

Nice To Haves

• Personal, academic, hackathon, or internship projects that the applicant can discuss in depth.
• For the player track, familiarity with embedded concepts such as memory constraints, concurrency, or real-time behavior.
• For the mobile track, an app built or contributed to, available through the App Store, Google Play, or GitHub.
• Comfort reading and working with APIs, SDKs, or networking basics.
• Interest in audio, music, and consumer devices.

Responsibilities

• Own a scoped internship project from design through implementation, with guidance from a mentor and the team.
• Implement features and bug fixes in player firmware using C/C++ or in the mobile app using Kotlin or Swift.
• Debug real-world issues using logs, traces, and reproduction steps.
• Participate in code reviews, team ceremonies, and day-to-day development and quality practices.
• Collaborate with engineering, QA, and product management to deliver reliable, high-quality work.
• Help maintain and improve integrations with music service partners.
• Present internship work to the team and stakeholders at the end of the internship.

Benefits

• Medical, dental, and vision insurance after 90 days of continuous employment.
• Eligibility for the 401(k) plan with company matching after 1,000 hours of service or three years averaging 500 hours of service per year, whichever comes first.
• 80 hours of sick time upon hire, refreshed annually.
• Up to 12 paid holidays per calendar year.
• Employee discount program.
• Sonos Radio HD at no cost.
• Interns and co-ops in the U.S. are eligible for benefits on day one unless otherwise noted.

What This Job Offers

• Job Type: Full-time
• Career Level: Intern