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Growth Manager, Affiliate

Stash - New York, NY, United States - Hybrid - posted 2026-09-08

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Stash is seeking a Growth Manager, Affiliate to own and scale the company's partner-led customer acquisition strategy. You'll build and manage a performance-oriented affiliate and influencer/creator engine, focusing on efficient customer acquisition cost (CAC) and durable growth. Key responsibilities include: **Affiliate Relationship Management**: Develop and execute the affiliate channel strategy with emphasis on efficient new customer acquisition. Recruit, activate, and manage relationships across affiliates and performance-oriented influencers/creators. Build and manage a testing roadmap across partners, offers, tracking setups, and creator formats. **Partner Economics & Quality**: Own offer structures, payouts, tracking, and partner-level performance management. Monitor quality, fraud, and brand risk to optimize toward partners and creators who drive efficient, durable customer acquisition. **Analysis & Iteration**: Analyze affiliate and influencer performance to identify what's working and why. Turn learnings into new hypotheses on partner mix, creative briefs, offers, and destinations. Report on partnership performance and share insights with broader acquisition and marketing teams. **Cross-Functional Collaboration**: Work closely with Growth Manager (Paid Social) and Performance Creative Strategist on briefs, messaging, destination needs, and paid amplification. Partner with Legal, Compliance, Brand, and Finance on contracts, disclosures, and partner operations in a regulated environment. You'll report to the Sr. Director of Acquisition and be part of a growing Growth team. This is an individual contributor role with significant scope and impact. The role requires on-site presence in the New York office at least three days per week. Ideal candidates have 2-5 years managing affiliate programs with proven performance metrics, at least one growth role at a startup, strong relationship management and project management skills, comfort with partner economics and optimization, strong analytical abilities, and hands-on experience with contracts and tiering in Impact or similar platforms. Experience managing both affiliate publishers and performance influencers, familiarity with fintech or regulated industries, and knowledge of AI tools for process improvement are valued.

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