Dropbox · 12 hours ago
PhD Machine Learning Intern (Summer 2026)
United States
Internship
Remote
Intern
$12K/yr - $12K/yr
Start in 2026 SummerDropbox is seeking a Machine Learning Intern to contribute to advancing their mission through research and applied machine learning. The intern will collaborate with engineers and researchers to design and evaluate scalable AI/ML systems that enhance Dropbox's features.
CollaborationEnterprise SoftwareFile SharingPrivate CloudWeb Hosting
Responsibilities
Research and prototype innovative machine learning approaches in areas such as Search, Large Language Models (LLMs), Multimodal Content Understanding, and Recommender Systems
Design and implement end-to-end ML pipelines—from data exploration to model training, evaluation, and deployment—in collaboration with mentors and product teams
Analyze large-scale datasets to identify opportunities for personalization and improved user experiences
Partner with Product, Design, and Engineering teams to integrate models into Dropbox products
Contribute to the team’s technical discussions, offering research-based perspectives to guide experimentation and long-term strategy
Qualification
Required
Currently pursuing a PhD in Computer Science, Machine Learning, Artificial Intelligence, or a closely related field, with a research focus on advanced AI
Graduation date in Winter 2027 or Spring/Summer 2028
Proven experience in applied AI, through research publications, significant projects, or internships where you built or tested advanced ML solutions
Strong coding skills (e.g., Python, PyTorch, scikit-learn, or similar ML libraries), plus an ability to quickly prototype and iterate on cutting-edge ideas
Curiosity and drive to explore novel ML methodologies and translate them into practical applications that solve user needs
Research experience in one or more of the following: Natural Language Processing, Large Language Models, Deep Learning, Recommender Systems, Learning to Rank, Speech Processing, Graph Learning
Strong analytical and problem-solving skills, with the ability to bridge research and practical application
Excellent communication and collaboration skills, especially in interdisciplinary teams
Familiarity with modern ML infrastructure and large-scale data systems
Preferred
Publications in top-tier ML, AI, or NLP conferences (e.g., NeurIPS, ICLR, ICML, ACL, EMNLP, KDD, SIGIR, CVPR)
Experience with LLM-based applications or Retrieval-Augmented Generation (RAG) systems
Interest in translating research insights into product impact for real-world users
Familiarity with the end-to-end process of building AI prototypes: from data exploration and model iteration to evaluation and user testing
Passion for swiftly moving from idea to experiment, comfortable with ambiguous or evolving project goals
Company
Dropbox
Dropbox is a smart workspace company that provides secure file sharing, collaboration, and storage solutions.
Founded in 2007
1001-5000 employees
H1B Sponsorship
Dropbox has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (127)
2024 (105)
2023 (103)
2022 (166)
2021 (197)
2020 (157)
Funding
Current Stage
Public CompanyTotal Funding
$2.41BKey Investors
JP Morgan ChaseJPMorgan PartnersBlackRock
2025-09-09Post Ipo Debt· $700M
2018-03-23IPO
2017-03-30Debt Financing· $600M
Leadership Team
Drew Houston
Founder & CEO
Arash Ferdowsi
Co-Founder
Recent News
2025-12-19
Business Standard India
2025-12-19
2025-12-16
Company data provided by crunchbase