What are the responsibilities and job description for the Ads Ecommerce Specialist position at Unlimitify?
Job Title: Ads Ecommerce Specialist (Amazon, Walmart & Mercado Libre)
Location: Remote / Bogota, Colombia
Department: Marketing / Growth
Reports To: Account Director
About Unlimitify
At Unlimitify, we empower eCommerce brands to scale profitably across major marketplaces. Our team combines strategy, data, and creativity to help products stand out on platforms like Amazon, Walmart, and Mercado Libre. We’re growing fast and looking for an Ads Ecommerce Specialist who can take charge of performance marketing campaigns to help deliver our value proposition.
Role Overview
We’re seeking a versatile Ads Ecommerce Specialist with deep hands-on experience managing and optimizing advertising campaigns across Amazon, Walmart, and/or Mercado Libre. This role requires both strategic thinking and tactical execution — from planning campaigns to analyzing performance and implementing growth strategies. You’ll collaborate closely with our operations, creative, and data teams to ensure Unlimitify’s clients achieve consistent, profitable growth.
Key Responsibilities
Campaign Management:
- Plan, launch, and optimize Sponsored Products, Sponsored Brands, Sponsored Display, and DSP campaigns across Amazon, Walmart, and Mercado Libre.
- Maintain strong control over daily budgets, bids, and keyword strategies.
Analytics & Optimization:
- Monitor campaign performance and identify areas for efficiency and scale.
- Analyze search term reports, category trends, and product performance to refine targeting and creative.
- Use data to make evidence-based recommendations for campaign improvement.
Strategy Development:
- Develop marketplace-specific ad strategies that align with brand goals and KPIs (ROAS, ACOS, TACOS, etc.).
- Work with the ecommerce specialists team to coordinate promotional campaigns, launches, and seasonality adjustments.
DSP & Advanced Advertising:
- Plan and manage Amazon DSP campaigns for audience targeting and retargeting.
- Explore full-funnel opportunities including off-platform DSP and retail media network expansions.
Reporting:
- Build weekly and monthly performance reports highlighting key insights, wins, and optimization opportunities.
- Present performance summaries and strategic recommendations to internal stakeholders or clients.
Requirements
- 2 years of experience managing eCommerce Advertising (Sponsored Ads DSP) campaigns.
- Experience with Amazon Ads, Walmart Connect and Mercado Ads preferred.
- Strong analytical skills with advanced understanding of ACOS, TACOS, ROAS, CPC, and conversion metrics.
- Proficiency in Excel/Sheets, Advertising Consoles, and reporting dashboards (Helium 10, Perpetua, or Pacvue a plus).
- Fluent in English
- Experience working with multiple brands or an agency environment preferred.
- Data-driven mindset with a creative edge for testing and iterating ad messaging and creatives.
Nice to Have
- Familiarity with feed optimization tools and listing SEO.
- Experience using automation tools for bid management or keyword harvesting.
- Understanding of cross-channel attribution and retail media trends.
- Basic experience with Google Ads or Meta Ads is a plus.
What We Offer
- Competitive compensation.
- Remote-friendly environment with flexible working hours.
- Opportunity to work with fast-growing global eCommerce brands.
- Continuous learning culture and growth opportunities.
- Access to premium advertising tools and data platforms.