Senior Media Buyer

About mivida:

mivida is a fast-growing U.S.-based clean beauty brand focused on hypoallergenic, fragrance-free skincare products sold across Amazon, Shopify, and emerging social commerce channels including TikTok Shop and Meta Shops. We are a lean, entrepreneurial team driven by innovation, speed, and data-based decision making.

Role Overview:

We are seeking a highly analytical and hands-on Senior Performance Media Buyer with 4–6 years of experience in paid media buying and e-commerce growth. As a key member of the Performance Marketing team, you will own the day-to-day buying, execution, optimization, and scaling of paid media campaigns across Amazon Ads, Google Ads, Meta Ads, and TikTok Ads. You will manage budgets, bids, and targeting hands-on, and work closely with creative, content, and e-commerce teams to drive customer acquisition, improve marketing efficiency, and accelerate revenue growth across multiple channels. This role is ideal for someone who lives inside the ad platforms daily, combines strong analytical thinking with hands-on media buying, and enjoys operating in a fast-paced, data-driven e-commerce environment. Media Buying & Campaign Management Own the day-to-day buying, execution, optimization, and scaling of paid media campaigns across Amazon Ads, Google Ads, Meta Ads, and TikTok Ads. Manage campaign budgets, bid strategies, audience targeting, and keyword optimization to maximize performance. Monitor budget pacing daily and forecast spend and performance against growth targets and business objectives. Execute media plans for product launches, promotional campaigns, and seasonal marketing initiatives. Continuously identify opportunities to improve buying efficiency, customer acquisition, and return on ad spend (ROAS).

Performance Analysis & Reporting Analyze campaign performance and track key metrics including ROAS, ACoS, TACoS, CAC, CTR, conversion rates, and customer acquisition trends. Develop actionable insights from campaign, customer, and marketplace data to support business growth. Create weekly and monthly performance reports with clear recommendations and optimization opportunities. Monitor competitor activity, industry trends, and category developments to identify growth opportunities. Present findings, insights, and buying recommendations to leadership and cross-functional stakeholders.

Testing & Conversion Optimization Lead experimentation initiatives across creatives, audiences, landing pages, and campaign structures. Develop testing hypotheses, measure results, and translate findings into optimization opportunities. Partner with creative and content teams to improve conversion rates and advertising effectiveness. Collaborate with e-commerce teams to optimize Amazon listings and Shopify landing pages for improved performance.

Analytics & Tracking Maintain marketing dashboards and reporting frameworks to ensure visibility into performance across channels. Analyze customer behavior and campaign performance using GA4, Shopify Analytics, Microsoft Clarity, Amazon Advertising Console, and related analytics platforms. Ensure accurate attribution, conversion tracking, and measurement across marketing channels. Identify tracking gaps and recommend solutions to improve reporting accuracy and decision-making. Maintain campaign tagging standards and measurement frameworks.

Cross-Functional Collaboration Work closely with creative, content, e-commerce, and marketplace teams to align media buys with business goals. Coordinate with external agencies, partners, and vendors when required. Partner with leadership to identify growth opportunities and recommend media buying strategies. Share insights and recommendations that influence creative direction, product launches, and customer acquisition initiatives.

Qualifications required: 3-5 years of experience in performance media buying, digital marketing, or e-commerce.

Hands-on experience buying and managing campaigns on Google Ads, Meta Ads, and Amazon Advertising.

Strong understanding of KPIs including ROAS, ACoS, TACoS, CAC, CTR, and conversion rates.

Experience with GA4, Google Tag Manager, Microsoft Clarity, Hotjar, and Shopify Analytics.

Proven ability to optimize campaigns and improve buying performance through data analysis.

Experience with keyword research, campaign buildout, bid management, and audience targeting.

Familiarity with retargeting and remarketing strategies.

Strong analytical, organizational, and project management skills.

Ability to manage multiple priorities in a fast-paced environment.

Excellent communication and collaboration skills.

Preferred:

Experience with Amazon Sponsored Products, Sponsored Brands, and Sponsored Display campaigns.

Experience working within beauty, skincare, consumer products, or e-commerce brands.

Exposure with TikTok Shop and TikTok Ads.

Familiarity with attribution and reporting tools such as Triple Whale or Northbeam.

Experience collaborating with creative teams to develop performance-driven media assets.

Why Join mivida?

Opportunity to buy media across Amazon, Shopify, TikTok Shop, Meta, and emerging channels.

Exposure to a broad range of growth initiatives within a rapidly scaling beauty brand.

High-impact role with direct visibility to leadership.

Entrepreneurial culture with opportunities for learning and career advancement.

Collaborative and fast-paced environment where ideas can quickly turn into action.