Cassandra Iyer-Walsh
Profile
Senior Digital Marketer at a $48M ARR DTC brand; manages $4.2M annual paid budget across Meta + Google + TikTok (3.4x blended ROAS). Lifted brand ROAS from 2.8x to 3.4x over 2024; +$8.4M incremental revenue. Built creative testing program shipping 38 creatives/month with 22% winner rate. TikTok channel launched $0 → $48k/mo at 2.6x ROAS.
Experience
DTC brand. Manages $4.2M annual paid budget. Partners with 2 designers + 1 copywriter on Brand + 1 lifecycle marketer on Klaviyo.
- Blended ROAS 2.8x → 3.4x over 2024 (Meta 3.8x → 4.6x; Google Search 2.4x → 2.8x; TikTok new channel launched at 2.6x); incremental revenue from paid +$8.4M YoY.
- Creative testing program: 38 creatives/month (mix: 60% UGC-style, 20% static, 20% motion); 22% winner rate; rolled top 8 winners into evergreen rotation; cut CAC by 18% across the Meta channel.
- Budget management: $4.2M annual budget; reallocation cadence weekly; shifted 28% of budget from Google Search to Meta in Q3 2024 based on incrementality test results; quarterly budget defense to the CFO.
- Attribution stack: Northbeam + Triple Whale + Meta CAPI + Google Enhanced Conversions; quarterly MMM with the data team; incrementality holdouts run monthly per channel.
- TikTok launch: scaled from $0 → $48k/month spend in 6 months; built UGC creator pipeline (14 paid creators); achieved 2.6x ROAS at scale (target was 2.0x).
- Managed LinkedIn Ads + Google Search for lead gen at a Series C B2B SaaS; CPL $180 → $120 over 12 months.
- Transitioned to DTC in 2022 for B2C breadth.
Measurement + Attribution
• Conversions API + Enhanced Conversions: implemented Meta CAPI + Google Enhanced Conversions across the funnel (purchase + add-to-cart + initiate-checkout + lead events); recovered ~22% of attributed conversions lost post-iOS 14.5. • Audience + creative segmentation: built 4 priority audience segments (cold prospects, warm engagers, abandoned carts, existing customers); creative + landing-page variants per segment; lifted segment-specific ROAS by 32% over generalist creative. • Cross-functional: weekly creative review with Brand team (2 designers + 1 copywriter); biweekly attribution review with Data; monthly P&L review with Finance.
Tools
Speaking + Education
• DTC Summit 2024 panelist — 'Creative testing in a post-signal-loss world' (180 in-room). • BA — UCLA, Communications (2018, magna cum laude).
Senior (DTC Paid Media)
Senior Digital Marketer. $4.2M paid budget. 3.4x blended ROAS. DTC brand.
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