Reddit, Inc.
AI

Machine Learning Engineering Intern Core ML Summer 2026

Reddit, Inc. · San Francisco, CA

Actively hiring Posted about 2 months ago

Role overview

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Descriptions
Reddit's Emerging Talent program is ready for our next cohort of interns and we are seeking Machine Learning Engineering (MLE) interns that are interested in coding and creating models all while browsing subreddits at work? If that’s you, you're in the right place (and we guarantee you'll get to do it all!). Reddit is in search of MLE intern candidates to join our Core ML (Feed & Search) teams!

Feed Relevance
The Feed Relevance team recommends relevant and engaging content on the Reddit Home Feed. We own the recommender system, handling everything from candidate selection and filtering to ranking and optimization.

Search & Recommendation Relevance
The Search and Recommendation Relevance team ensures users receive the most relevant, high-quality search results and answers when exploring Reddit - from hiking tips to travel advice to restaurant reviews. We build ML models, retrieval systems and ranking pipelines that powers Search & Answers products.

What you'll work on

Be mentored by experienced engineers from all backgrounds.
From bootcamps to universities, small to medium and large companies, you'll work with engineers of many different experiences and levels. You'll have a formal mentor on your team guiding you throughout the summer as well!

Contribute to the betterment of Reddit,
whether that be training models, maintaining production backend systems, or serving up relevant content to users. MLE’s work on designing, implementing, improving, testing, and launching new model enhancements to boost user engagement.

Join us at our HQ in San Francisco,
complete with catered lunch, free snacks, and easy access to downtown SF. Reddit has a flexible workforce! Don't live near our HQ? No worries: You can apply to work remotely within the United States.

Continue your journey at Reddit as a part of our next intern class.
Be a part of a community of your peers, flex your Reddit merch, and get to know each other through sponsored events.

What we're looking for

  • Experience with large language learning models (LLMs)
  • Previous research experience and/or publications within the AI/ML field
  • Previous experience working with social networks or open source projects
  • A desire to work at either our Reddit HQ in San Francisco or remote during summer 2026

Application Deadline:
The position will remain open until we fill the available roles for each team. We expect to close applications around January 2026 or later.

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Tags & focus areas

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Internship Remote Machine Learning Ai