Natan Milleo Giller

Freelance E-commerce & Digital Marketing Specialist with hands-on experience managing and scaling international online stores across Europe and the US. Specialized in Shopify, SEO, CRO, CRM, paid media strategy, and performance analysis, with a strong focus on driving revenue growth and improving customer experience.

Experienced in optimizing the full e-commerce funnel — from traffic acquisition and conversion optimization to retention and email marketing automation. Skilled in tools such as Google Analytics 4, Google Tag Manager, Google Search Console, Meta Ads, Google Ads, Klaviyo, and Shopify ecosystem apps.

Background includes working with luxury fragrance and beauty brands, leading digital strategies, improving organic visibility, increasing conversion rates, and coordinating cross-functional marketing initiatives. Strong analytical mindset combined with practical execution and business-oriented decision making.

Available for freelance projects involving:

Focused on delivering measurable results, sustainable growth, and efficient digital operations for brands looking to scale online

• • E-commerce Growth – Scaling online sales through strategic initiatives.

• • Conversion Rate Optimization (CRO) – Enhancing the customer journey to increase conversions.

• • Search Engine Optimization (SEO) – Boosting organic visibility and brand authority.

• • Ads Management (SEM) – Managing campaign strategies to achieve positive ROAS.

• • Email Marketing & CRM – Strengthening customer relationships and loyalty.

• • Inventory Management – Ensuring smooth product availability and efficient logistics.

• • Customer Experience – Designing a premium, frictionless shopping experience.

• • Social Media Management – Amplifying brand presence and engagement.

• • Data Analysis – Leveraging insights from Google Analytics, dashboards, and advertising platforms to make data-driven strategic decisions.

• • Responsible for managing and optimizing the e-commerce operations of QUINTAL Dermocosméticos, Musquee, and Intua Beauty.

• • Development, implementation, and monitoring of digital sales strategies (attract, convert, engage, sell, analyze, retain).

• • Management of Google Ads and META Ads agencies.

• • Analysis and definition of KPIs with a focus on digital sales and customer experience, identifying areas for improvement.

• • Collaboration with designers to develop campaign materials that ensure relevant and appealing offers for consumers.

• • Management of e-commerce content – photography, product descriptions, blog, categories, banners – aligned with brand positioning and SEO.

• • Proficiency in Google Analytics and Excel for market analysis and key metrics tracking.

• • Identifying and proposing new initiatives and functionalities to enhance user experience and increase sales.