I'm Dimitrios Zagkakis, a digital marketing and growth strategist with over 11 years of experience across agency, political, and corporate environments. I founded Nucleus Advertising in Thessaloniki, where I lead strategy, client relations, and creative direction to deliver performance-driven campaigns for a diverse range of clients, including large-scale political and institutional projects. My strengths lie in digital marketing strategy, paid media, persuasive design, and team leadership. I excel at managing complex campaigns and stakeholders across EU markets, building clear communication solutions, and driving measurable growth through data-driven optimization.

Dimitrios Zagkakis

I'm Dimitrios Zagkakis, a digital marketing and growth strategist with over 11 years of experience across agency, political, and corporate environments. I founded Nucleus Advertising in Thessaloniki, where I lead strategy, client relations, and creative direction to deliver performance-driven campaigns for a diverse range of clients, including large-scale political and institutional projects. My strengths lie in digital marketing strategy, paid media, persuasive design, and team leadership. I excel at managing complex campaigns and stakeholders across EU markets, building clear communication solutions, and driving measurable growth through data-driven optimization.

Available to hire

I’m Dimitrios Zagkakis, a digital marketing and growth strategist with over 11 years of experience across agency, political, and corporate environments. I founded Nucleus Advertising in Thessaloniki, where I lead strategy, client relations, and creative direction to deliver performance-driven campaigns for a diverse range of clients, including large-scale political and institutional projects.

My strengths lie in digital marketing strategy, paid media, persuasive design, and team leadership. I excel at managing complex campaigns and stakeholders across EU markets, building clear communication solutions, and driving measurable growth through data-driven optimization.

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Language

Greek, Modern
Fluent
English
Fluent
Russian
Beginner
German
Advanced

Work Experience

Marketing Officer at Xenios Blockchain Group S.A.
November 1, 2019 - Present
B2B-focused strategy and communication, positioning the brand for professional audiences and decision-makers. Support partnerships, messaging, and commercial initiatives within the B2B & B2G ecosystem.
Founder and General Manager at Nucleus Advertising
September 1, 2019 - Present
Oversee strategy, manage client relations and the creative direction of the agency. Focus on building clear, effective communication solutions that deliver measurable results.
Founder & General Manager at Nucleus Advertising P.C.C.
September 1, 2019 - Present
Founded and led a digital marketing agency, directing campaigns across industries, building a scalable team, and delivering results for clients including EU election campaigns and academic partnerships
Campaign Manager at Butterfly Communication Ltd
October 1, 2018 - July 1, 2019
Managed political campaign communications for a deputy mayor and parliament member candidate; developed persuasive design and multi-channel digital campaigns, coordinating with NGO networks
Campaign Manager at Political Campaign – Greek Parliamentary
September 1, 2018 - July 1, 2019
Led a campaign team of over 60 members, organized marketing actions, events, digital campaigns and voter outreach with impressions exceeding 3 million; monitored performance and adapted strategies accordingly.
Digital Marketing Manager at Butterfly Communication – Thessaloniki
September 1, 2014 - September 1, 2018
Planned and executed digital advertising campaigns across Social Media, Google and other platforms with high ROAS and LTV. Developed marketing strategies using A/B testing for various sectors and managed major clients to ensure impactful results.
Digital Marketing Manager at Heinrich Böll Stiftung / Butterfly Communication Ltd
September 1, 2014 - October 1, 2018
Led digital marketing campaigns, content creation, social media strategy, and online engagement for NGOs and political organizations; collaborated with researchers and partners, supporting projects including TIF HELEXPO and scholarly collaborations

Education

BA International Business Administration at University of Macedonia
January 11, 2030 - January 1, 2016
MSc in e-Business & Digital Marketing at International Hellenic University
January 11, 2030 - January 1, 2018
International Diploma in IT Skills Proficiency at University of Cambridge
January 11, 2030 - January 1, 2011
MSc in e-Business & Digital Marketing at International Hellenic University
January 1, 2016 - January 1, 2018
BA International Business Administration at University of Macedonia
January 1, 2007 - January 1, 2016

Qualifications

Certificate of Proficiency in English
January 1, 2005 - January 24, 2026
Zertifikat Deutsch
January 11, 2030 - January 24, 2026
Cambridge International Diploma in IT Skills Proficiency
January 11, 2030 - February 10, 2026
Cambridge International Diploma in IT Skills Standard
January 11, 2030 - February 10, 2026
Certificate Of Proficiency in English
January 11, 2030 - February 10, 2026
Zertifikat Deutsch
January 11, 2030 - February 10, 2026
Russian Language - Basic
January 11, 2030 - February 10, 2026

Industry Experience

Media & Entertainment, Software & Internet, Professional Services, Education, Retail, Government, Non-Profit Organization