Intern Java Developer Jobs in New York, NY (NOW HIRING)

Intern, Software Engineering - Adserver (NYC)

New York City, NY

Hybrid Schedule (M/F remote, T/W/TH in-office)

At Magnite, we cultivate an environment of continuous growth and collaboration. Our work impacts what millions of people read, watch, and buy, and we're looking for people to help us tackle that responsibility with creativity and focus. Magnite (NASDAQ: MGNI) is the world's largest independent sell-side advertising platform. Publishers use our technology to monetize their content across all screens and formats including CTV / streaming, online video, display, and audio. Meanwhile, buyers use our technology to reach more of the audiences they care about, more efficiently than ever. Our tech fuels billions of transactions per day!

We are looking for a Software Engineering Intern to join our Adserver team where you will work on a globally distributed ad serving system that handles hundreds of millions of requests a day. You have the opportunity to take on project initiatives to improve the delivery of our systems, tackle hard technical challenges, and contribute to a small team of passionate individuals.

In this role you will:

• Participate in the design, development, testing, release, and maintenance of a core product offering as it relates to a critical advertising buying platform

• Cultivate and build creative problem-solving skills to break down complex, multi-faceted problems

• Learn and apply modern software development practices, including AI-assisted development tools, testing frameworks, and collaborative engineering workflows.

• Participate in Agile development processes including sprint planning, standups, code reviews, and technical discussions.

• Tackle real-world business and engineering challenges, converting ambiguity into practical, maintainable technical solutions.

• Gain exposure to large-scale systems, cloud technologies, and production-grade software development practices within the ad-tech ecosystem.

We're looking for someone with:

• Currently pursuing or recently completed a Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field.

• Strong communication, collaboration, and learning mindset with the ability to work effectively in a fast-paced team environment.

• Curiosity, initiative, and a desire to continuously learn new technologies and solve challenging problems.

• Interest in emerging technologies such as AI-assisted development tools, machine learning, or large language models (LLMs).

• Solid understanding of computer science fundamentals such as data structure and algorithms.
  Fundamental grasp of software architecture and clean coding concepts is a major bonus.

• Experience with Java for backend development is a plus.

To help us get to know you better, include a two-sentence story in a section on your resume of a time you had to "figure something out" completely on your own. (Note: This can be absolutely anything; it doesn't need to be related to coding or tech!)

Why Intern at Magnite?

• Hands-on Impact: Work on real projects that have tangible impacts on internal tools and platform performance.

• Mentorship: Gain dedicated guidance, shadow senior engineers, and participate in comprehensive learning opportunities.

• Work-Life Integration: Enjoy a hybrid work environment. Our offices feature daily catered lunches, snacks, and frequent team events.

Company Culture:

We believe collaboration is essential to success. Magnite's hybrid schedule includes two days worked remotely (Monday and Friday) and three days on-site (Tuesday, Wednesday and Thursday). Our offices provide catered lunches, beverages, snacks, training and development, and office events to support your work week. We also understand you have appointments, families, hobbies, and other commitments. Magnite strives to maintain a healthy work/life integration for all employees so you can bring your best every day - both at work and at home.

About Us

The world's leading agencies and brands trust our platform to access brand-safe, high-quality ad inventory and execute billions of advertising transactions each month. Anchored in bustling New York City, sunny Los Angeles, mile high Denver, historic London, and down under in Sydney, Magnite has offices across North America, EMEA, LATAM, and APAC.