Stavros Theodoratos
Marketing Engineer · Digital Growth · Analytics
Professional Experience
Novibet
Nov 2025 – Present
Digital Marketing Director
November 2025 – Present
- Multi-Channel Leadership & Strategic Growth: Directing a high-performance department of 3 specialized teams (PPC, SEO/Analytics, and Content) to drive global acquisition and brand visibility across 6+ international markets.
- Performance Marketing & Acquisition Scale: Orchestrating a sophisticated, multi-million euro PPC strategy across 12+ digital channels (Web & App), optimizing for high-intent user acquisition and sustainable ROI in a highly competitive landscape
- Data-Driven SEO & Business Intelligence: Leading the organic growth roadmap and advanced analytics infrastructure to transform complex digital data into actionable business insights and reporting frameworks
- Content Strategy & Conversion Efficiency: Overseeing global onsite content production and promotional efficiency, ensuring seamless alignment between creative messaging, regulatory compliance, and user conversion rates
- International Market Expansion: Managing the digital marketing lifecycle for entry into new territories, adapting local SEO, performance channels, and promotional strategies to capture market share across Europe and the Americas
AI Academy
StartupAug 2026 – Present
Founding Member & Performance Marketing Advisor
August 2026 – Present
Founding member of an AI-focused learning academy, advising on performance marketing strategy, growth acquisition, and go-to-market execution from inception.
- Shape the performance marketing vision and roadmap as a founding member from day one
- Advise on paid acquisition, SEO, analytics, and conversion optimization strategy
- Bridge marketing engineering principles with AI-driven education products and offerings
Public Group
Sep 2022 – Nov 2025
Director Digital Acquisition & MarTech
September 2023 – November 2025
- Report to COO (Chief Omnichannel Officer), serving Greece and Cyprus
- Supervise a team of 7+ in Digital Acquisition, SEO, MarTech
- Media Buying & Performance Marketing (Strategy, Transformation, Innovation for 7+ Media Channels)
- Digital Acquisition (SEO, SEM, Affiliate Marketing, Social Media, Programmatic, Native Advertising)
- Advanced Web Analytics & Reporting (GTM, Attribution Management, Omnichannel Insights)
- OPEX/CAPEX Ownership (7-figure annual spend on OPEX & 6-figure annual CAPEX)
- MarTech (Digital Transformation, Strategy, Tech Stack Support, Innovation)
- Retail Media Channel Revenue Stream (Public Ads)
Director eCommerce & Digital Innovation
September 2022 – November 2023
- Report to COO (Chief Omnichannel Officer)
- Supervise a team of 60+ in Performance Marketing, Content, e-Commerce Operations, Product, and SEO
- Oversee the day-to-day e-commerce operations, maintenance, and performance measurement
- Handle cross-functional collaboration with IT, Marketing, Fulfillment, Commercial, and Finance
- Maintain and evolve a testing framework to expand the volume & pace of learning across the business
- Lead the development and interaction with external vendors for new opportunities
- Business plans and annual budget development
- Analyze and assess the effectiveness of all existing operations based on key market competitors/trends
- Use data analytics to track performance and identify opportunities for business development
- Manage a P&L & line of business to make the right decisions to drive success
Cosmos Sport SA / JD Sports
Nov 2019 – Sep 2022
Group eCommerce Manager
November 2019 – September 2022
Supervise a team of 23 and report to the CEO. Oversee performance and digital marketing channels, Web Content, Product Development, and CRM for Greece and Cyprus. Cosmos Sport SA was acquired by JD Sports in October 2021.
- Improved productivity and efficiency by 80% by restructuring e-commerce departments & processes
- Enhanced eCommerce sales by +19.5% YoY in 2021 and +59% YoY in 2020
- Boosted total website ROAS by 40%, traffic by 45%, and conversion rate by 20%
- Managed a budget of more than €4M for OPEX & CAPEX
SLEED
Jan 2018 – Nov 2019
Digital Marketing & Performance Specialist
January 2018 – November 2019
Directed a team of two. Executed PPC campaigns on Google Ads, Facebook, Instagram, and LinkedIn. Managed campaign bidding, optimizing, testing, and adjusting across multiple client accounts.
- Aided advancement of key clients' revenues by 146%, ROAS by 60%, and CR% by 65%
- Administered advertising budget of more than €1.9M
- Boosted paid channels' spending by 140% for key clients by optimizing performance and proposing UX/CRO actions
Greek Yellow Pages / Xrisos Odigos
Jun 2016 – Jan 2018
Performance Marketing Executive
April 2017 – January 2018
Outlined and employed PPC campaigns on several networks, composed and analyzed reports. Implemented strategies to optimize conversion rates.
- Supervised 30+ clients across several industries
- Delegated budgets over €400K for advertising and promotions
- Increased clients' spending on Google and Facebook Ads by 30% YoY
Digital Project Coordinator
June 2016 – April 2017
Content marketing and lead generation. Built and maintained client relationships. Oversaw web projects across various platforms.
- Collaborated on 70+ website launches for clients across industries
- Improved web project launch date by 25% with effective project management
- Contributed to +10% NPS increase through effective communication and quality delivery
E-lisis (Internship)
Apr 2014 – Oct 2014
Junior Web Developer
April 2014 – October 2014
Assisted web development team with website and application design. Performed SEO, improved website performance, and collaborated on code developments to improve e-shop functionalities on the Prestashop platform.
Education
Executive MBA, Business
ALBA Graduate Business School
April 2023 – June 2023
MSc, Management Science and Technology
Athens University of Economics and Business
2018 – 2020
Specialist Diploma, Digital Marketing
National and Kapodistrian University of Athens
2016 – 2017
BSc, Computer Systems Engineering
Technological Education Institute of Piraeus
2008 – 2014
Publication
Choosing Optimal Omnichannel Coupon Redeeming Options in Multiple Channel Settings
This article examines omnichannel redemption options when issuing digital coupons over social media. It investigates which channels or combinations of them provide optimal performance in terms of service-quality perception, customer satisfaction, and revenue. Results reveal that while perceived service quality is essential to improve customer satisfaction, revenue performance depends only on the availability of multiple redemption options.
Read the full publication →