Growth Marketing Intern (Summer 2026) at Poshmark

ABOUT POSHMARK Poshmark is the leading fashion marketplace where style comes alive through discovery, self-expression, and human connection. Powered by a vibrant community of 165 million members, Poshmark brings real people and taste to shopping through a social experience shaped by shared discovery. Buying and selling fashion feels simple, joyful, and personal, while every item tells its own story. Poshmark empowers sellers to grow meaningful businesses, keeps fashion in circulation longer, and gives shoppers access to unique and trusted finds, from everyday pieces to one-of-a-kind vintage and luxury. 🎯 ABOUT THE ROLE We’re looking for a Growth Marketing Intern to help scale our paid media efforts through AI-powered creative and performance-driven thinking. This role is ideal for someone who is both analytical and creative, with a strong interest in digital advertising, emerging AI tools, and social platforms. ⚙️ WHAT YOU’LL DO - Develop and iterate on ad creatives using AI tools (e.g., image, video, and copy generation) - Support campaign execution across awareness channels including YouTube, Pinterest, Meta, and TikTok - Assist in building, launching, and optimizing paid media campaigns - Analyze performance data to identify trends, insights, and optimization opportunities - Test new creative concepts, messaging angles, and formats to improve engagement and reach - Collaborate with marketing, creative, and analytics teams to align on campaign strategy - Stay up to date on platform trends, AI tools, and best practices in digital advertising 💡 WHAT YOU’LL BRING - Strong interest in growth marketing, digital advertising, or social media - Familiarity with platforms like YouTube, Pinterest, Meta (Facebook/Instagram), and TikTok - Curiosity and willingness to experiment with AI tools for creative production - Analytical mindset with comfort working with data and performance metrics - Strong communication and organizational skills - Ability to thrive in a fast-paced, test-and-learn environment Standard Requirements for All Interns - Demonstrated interest in Poshmark’s mission, community, or industry - Current or rising senior enrolled in an accredited university, or recent college graduate - Seniors should expect to graduate between Fall 2026 and Summer 2027 - Strong communication, collaboration, and curiosity - Available to work a M-F 5-day work schedule between 8am-5pm - Willing to commute 5x per week to PMHQ in Redwood City, CA - No employment sponsorship required now or in the future