Job Overview
Location
Remote - United States
Job Type
Full-time
Category
Software Engineering
Date Posted
May 14, 2026
Full Job Description
📋 Description
- • Senior Staff Machine Learning Engineer role focused on Feed Relevance at Reddit, responsible for end-to-end systems powering personalization and ranking for main Reddit feeds serving tens of millions of users daily.
- • Day-to-day responsibilities include delivering high-impact technical initiatives, setting technical direction for Relevance and Feeds teams, influencing strategy across organizations, mentoring Senior and Staff engineers, and fostering a strong engineering culture.
- • Reddit is a community-driven platform with over 100,000 active communities and 126 million daily active unique visitors, built on open and authentic conversations, where this role contributes to scalable, extensible, and performant personalization systems.
- • The role offers opportunity to define technical strategy, collaborate with Product and Engineering leadership, partner with Infra and Platform teams, and enable rapid iteration and continuous improvement of user experience through ML systems.
🎯 Requirements
- • 10+ years of industry experience building systems for relevance-driven products
- • Subject matter expert in relevance, recommendation, and ML systems with ability to solve complex problems few others can
- • Deep understanding of building sustainable software systems at large scale in engineering organizations
- • Experience influencing organizations on technical direction and best practices
- • Experience working cross-functionally with design, product, business, and data teams
- • Strong focus on user experience, usability, scalability, reliability, and quality with advocacy for user needs
- • High empathy, excellent communication skills, and ability to find compromise across engineering organizations
🏖️ Benefits
- • Comprehensive Healthcare Benefits and Income Replacement Programs
- • 401k with Employer Match
- • Global Benefit programs supporting workspace, professional development, and caregiving
- • Family Planning Support and Gender-Affirming Care
- • Mental Health & Coaching Benefits
- • Flexible Vacation and Paid Volunteer Time Off
- • Generous Paid Parental Leave
Skills & Technologies
About Reddit Inc.
Reddit is a social media platform where users submit, vote, and comment on content organized into topic-based communities called subreddits. Founded in 2005, it offers forums for news, hobbies, advice, and discussion, enabling real-time conversations and content ranking through upvotes and downvotes. With millions of daily active users globally, Reddit hosts diverse communities moderated by volunteers, supports multimedia posts, and provides advertising and premium membership options. The platform emphasizes user anonymity, community governance, and crowdsourced information, making it a hub for niche interests, viral content, and public discourse. Reddit went public in 2024 and is headquartered in San Francisco.
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