Growth Marketing, Sr. Associate

At Acorns, our mission is to look after the financial best interests of the up-and-coming, beginning with the empowering, proud step of micro-investing. How do we accomplish our mission? Our values. Lead With Heart - With compassion, integrity, and tenacity, inspire yourself and others to move past all previous thresholds of possibility Make Bold Decisions - We are creating a new world. Be optimistic, adventurous, and courageous. Leap fearlessly into the future Always Build Trust - Say what you mean, mean what you say, and do what you say you’re going to do. We are all owners. We are one team Never Stop Growing - Change IS the constant. Stay hungry and curious. Be relentless in the pursuit of progress Find a way - Never settle, no excuses, nothing is impossible. Just make it happen Our values guide us, and our mission drives us. Come join us and help deliver financial wellness for the whole family, putting the tools of wealth-making into everyone’s hands. ____________________________________________________________ GROWTH MARKETING, SR. ASSOCIATE - NEW CHANNELS | ACORNS Acorns is looking for a curious, driven Growth Marketing Sr. Associate to join our team and help expand our paid acquisition channel mix. You will work closely with the Senior Paid Acquisition Manager to research, launch, and scale emerging platforms—from programmatic DSPs to community-based channels like Reddit—driving user growth across Acorns and Acorns Early. This role carries real ownership. You’ll operate with meaningful day-to-day autonomy, exercise judgment within established frameworks, and produce analysis and recommendations that shape how we invest in new channels. You’ll collaborate cross-functionally with Analytics, Creative, and channel partners to bring experiments to life and move quickly from proof of concept to scaled channel. Acorns is a remote-first organization, offering the flexibility to work remotely while providing optional access to office space in Irvine, CA. WHAT YOU WILL DO Channel Testing & Execution - Help develop and execute a structured testing roadmap for new and emerging paid media channels, including programmatic display, Reddit, Snapchat, and other alternative platforms. - Own day-to-day campaign management across existing channels and new tests, including setup, trafficking, pacing, and ongoing optimization. - Use performance data and judgment to make in-channel optimizations, escalating broader strategic decisions to the Senior Paid Acquisition Manager as needed. - Partner with the Creative team to brief, test, and iterate on ad assets tailored to each platform and audience. Measurement & Reporting - Identify incrementality and lift study opportunities, collaborate with the Analytics team to design the test structure, and own the launch and ongoing performance monitoring of each experiment. - Track and report on key performance indicators for new and existing channel initiatives, translating data into clear summaries for internal stakeholders. - Maintain organized records of test results, learnings, and optimization actions to build a shared knowledge base for the team. Cross-Brand & Cross-Functional Collaboration - Support acquisition growth across our brand portfolio—Acorns and Acorns Early. - Work collaboratively with Analytics, Creative, and other marketing teammates to execute experiments efficiently and surface actionable insights. - Actively monitor the AdTech landscape—including gaming platforms (e.g., Roblox, Discord), community platforms, and emerging programmatic DSPs—and bring forward channel opportunities for the team to evaluate. WHAT YOU WILL BRING - 3+ years of experience in performance marketing, paid media, or growth marketing with a BS/BA; or equivalent work experience. - Hands-on experience with at least one paid media platform (e.g., Meta, Snapchat, Reddit, The Trade Desk, or similar). - Familiarity with mobile measurement platforms (e.g., Adjust, AppsFlyer) and an understanding of how attribution fr…