Hi, I'm Lizeth. I have a strong passion for digital marketing with over 8 years of experience in eCommerce analytics, financial forecasting, and performance marketing. I love turning complex data into actionable insights to optimize business outcomes. I'm skilled in customer journey analysis, A/B testing, and omnichannel strategies, working internationally to drive growth across various markets. I'm comfortable leading teams and collaborating across departments to achieve shared goals. I enjoy using modern marketing tools like Google Ads, GA4, Adobe Analytics, and programmatic platforms to create impactful campaigns. Always eager to learn and adapt, I thrive in fast-paced environments where I can contribute to success and continuous improvement.

Lizeth Castro

Hi, I'm Lizeth. I have a strong passion for digital marketing with over 8 years of experience in eCommerce analytics, financial forecasting, and performance marketing. I love turning complex data into actionable insights to optimize business outcomes. I'm skilled in customer journey analysis, A/B testing, and omnichannel strategies, working internationally to drive growth across various markets. I'm comfortable leading teams and collaborating across departments to achieve shared goals. I enjoy using modern marketing tools like Google Ads, GA4, Adobe Analytics, and programmatic platforms to create impactful campaigns. Always eager to learn and adapt, I thrive in fast-paced environments where I can contribute to success and continuous improvement.

Available to hire

Hi, I’m Lizeth. I have a strong passion for digital marketing with over 8 years of experience in eCommerce analytics, financial forecasting, and performance marketing. I love turning complex data into actionable insights to optimize business outcomes. I’m skilled in customer journey analysis, A/B testing, and omnichannel strategies, working internationally to drive growth across various markets.

I’m comfortable leading teams and collaborating across departments to achieve shared goals. I enjoy using modern marketing tools like Google Ads, GA4, Adobe Analytics, and programmatic platforms to create impactful campaigns. Always eager to learn and adapt, I thrive in fast-paced environments where I can contribute to success and continuous improvement.

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Language

English
Advanced
Spanish; Castilian
Fluent

Work Experience

Media Buyer – iGaming at Media-Troopers, Ta' Xbiex - Malta
December 31, 2024 - July 8, 2025
Developed paid media, DSP, and social media campaigns that boosted FTDs by 35% in 1 year using remarketing and creative optimization. Negotiated media contracts and managed tech integration for successful ad campaigns, ensuring optimal performance and goal alignment. Managed a $750,000 annual ad budget, achieving a 60% increase in ROAS with predictive models and programmatic buying strategies.
Digital Account Manager at Jellyfish Colombia and Mexico
August 31, 2024 - July 8, 2025
Built strong client relationships and team, achieving a 41% upsell with Mexico clients and 14% Colombia clients in 2023. Resolved escalated VIP customer issues effectively, achieving a 95% resolution rate within 48 hours. Provided expert guidance and resolved daily issues in the digital ecosystem, ensuring seamless integration and collaboration among design, media buying, SEO, and development teams.
Supervisor at APX - Publicis Groupe, Bogotá - Colombia
June 30, 2022 - July 8, 2025
Managed leadership and strategy to boost revenue at APX and with partners such as VISA, Coca-Cola, P&G, Abbott, AB InBev (Bavaria), Bimbo, Davivienda Bank, and Carrefour (Jumbo). Responsible for team operations, analyst onboarding, and digital platform training. Provided DV360 media campaign solutions and proposals focused on maximizing access to relevant inventory and deal types. Achieved 15% increase in purchase conversions and 13% decrease in cost per acquisition for Carrefour (Jumbo).
Head of Digital at OMD Worldwide, Bogotá - Colombia
March 31, 2020 - July 8, 2025
Effectively communicated complex ideas with partners. Monitored partner brand performances and delegated actions to improve KPIs and build smart customized funnels for segmented users in different life-cycles. Represented the business on project teams and increased customer satisfaction by 26%. Worked with clients including Henkel, William Grants, Avianca Airlines, and Iberia Airlines.
Digital Specialist - Digital Sales Chile at BBVA Bank Chile, Las Condes - Chile
June 30, 2017 - July 8, 2025
Provided market research, forecasts, campaign results, and consumer trends. Led the Social Media team in creating and implementing a $40,000 targeted visual campaign, resulting in a 33% engagement increase on Facebook within 2 months. Worked closely with the E-Commerce team and media agencies to analyze and improve day-to-day performance and seek improvements. Conducted data analysis and reporting to identify trends and deliver high-converting campaigns.
Digital Analyst Senior at Starcom - (Publicis Groupe), Bogotá - Colombia
July 31, 2016 - July 8, 2025
Conducted focused A/B testing, extrapolating insights that led to an 18% increase in conversions. Created and managed day-to-day execution of global advertising campaigns on paid social, paid search, and programmatic for clients such as Coca-Cola, Homecenter, Falabella, Davivienda Bank, Derco, Suzuki, and Samsung. Delivered a case study showing a 61.6% higher conversion rate using dynamic ads and a 56% increase in overall purchase conversions.
Media Buyer - iGaming at Media-Troopers, Ta' Xbiex - Malta
December 31, 2024 - July 8, 2025
Developed paid media, DSP, and social media campaigns that boosted FTDs by 35% in 1 year using remarketing and creative optimization. Negotiated media contracts and managed tech integration for successful ad campaigns, ensuring optimal performance and goal alignment. Managed a $750,000 annual ad budget, achieving a 60% increase in ROAS with predictive models and programmatic buying strategies.
Digital Account Manager at Jellyfish Colombia and Mexico
August 31, 2024 - July 8, 2025
Built strong client relationships and team, achieving a 41% upsell with Mexico clients and 14% Colombia clients (2023). Resolved escalated VIP customer issues effectively, achieving a 95% resolution rate within 48 hours. Provided expert guidance and resolved daily issues in the digital ecosystem, ensuring seamless integration and collaboration among design, media buying, SEO, and development teams.
Supervisor at APX - Publicis Groupe, Bogotá - Colombia
June 30, 2022 - July 8, 2025
Managed leadership and strategy to boost revenue at APX and with partners such as VISA, Coca-Cola, P&G, Abbott, AB InBev (Bavaria), Bimbo, Davivienda Bank, and Carrefour (Jumbo). Responsible for team operations, analyst onboarding, and digital platform training. Developed DV360 media campaign solutions and proposals focused on maximizing access to relevant inventory and deal types. Delivered case studies showing a 15% increase in purchase conversions and 13% decrease in cost per acquisition for Carrefour (Jumbo).
Head of Digital at OMD Worldwide, Bogotá - Colombia
March 31, 2020 - July 8, 2025
Effectively communicated complex ideas to teams and clients. Monitored partner brand performances and delegated actions to improve KPIs, building and optimizing smart customized funnels for segmented users in different life cycles. Participated with peers and represented the business on project teams, increasing customer satisfaction by 26%. Worked with clients including Henkel, William Grants, Avianca Airlines, and Iberia Airlines.
Digital Specialist - Digital Sales Chile at BBVA Bank Chile, Las Condes - Chile
June 30, 2017 - July 8, 2025
Provided market research, forecasts, campaign results, and consumer trends. Led the Social Media team in creating and implementing a $40,000 targeted visual campaign, resulting in a 33% engagement increase on Facebook within 2 months. Worked closely with the eCommerce team and media agencies to analyze and improve day-to-day performance and sought out improvements. Conducted data analysis and reporting to identify trends and insights that increased performance and delivered high-converting campaigns.
Digital Analyst Senior at Starcom - (Publicis Groupe), Bogotá - Colombia
July 31, 2016 - July 8, 2025
Conducted focused A/B testing and extrapolated insights from results, leading to an 18% increase in conversions. Created and managed day-to-day execution of global advertising campaigns on paid social, paid search, and programmatic for clients such as Coca-Cola, Homecenter, Falabella, Davivienda Bank, Derco, Suzuki, and Samsung. Delivered a case study showing a 61.6% higher conversion rate using dynamic ads for broad audiences and retargeting compared to broad audiences only, and a 56% increase in overall purchase conversions.

Education

Bachelor of Adverting and Marketing at University Los Libertadores, Bogotá - Colombia
January 1, 2015 - December 31, 2015
Bachelor of Advertising and Marketing at University Los Libertadores, Bogotá - Colombia
January 1, 2015 - December 31, 2015

Qualifications

Google Ads, Google Analytics, DV360, Campaign Manager, Meta, AdForm and others
January 1, 2024 - December 31, 2024
Construction of a Digital Marketing Plan, CESA, Bogotá - Colombia
January 1, 2016 - December 31, 2016
Google Ads
January 1, 2024 - December 31, 2024
Google Analytics
January 1, 2024 - December 31, 2024
DV360
January 1, 2024 - December 31, 2024
Campaign Manager
January 1, 2024 - December 31, 2024
Meta
January 1, 2024 - December 31, 2024
AdForm
January 1, 2024 - December 31, 2024
Construction of a Digital Marketing Plan
January 1, 2016 - December 31, 2016

Industry Experience

Gaming, Financial Services, Media & Entertainment, Retail, Software & Internet