I am a growth-focused marketing and business development professional with a proven track record across multi-sector environments. I specialize in strategic growth, performance marketing, and commercial partnerships to drive revenue and improve business outcomes. I excel at digital campaign optimization, customer base development, and data-driven decision making to unlock new opportunities and scale international operations.…

Michael Passias

I am a growth-focused marketing and business development professional with a proven track record across multi-sector environments. I specialize in strategic growth, performance marketing, and commercial partnerships to drive revenue and improve business outcomes. I excel at digital campaign optimization, customer base development, and data-driven decision making to unlock new opportunities and scale international operations.…

Available to hire

I am a growth-focused marketing and business development professional with a proven track record across multi-sector environments. I specialize in strategic growth, performance marketing, and commercial partnerships to drive revenue and improve business outcomes.

I excel at digital campaign optimization, customer base development, and data-driven decision making to unlock new opportunities and scale international operations.

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Skills

Experience Level

Language

Greek, Modern
Fluent
English
Fluent
German
Advanced

Work Experience

Marketing Manager at Excelsia Labs
April 1, 2025 - Present
Design and execution of a comprehensive marketing and business development strategy. Implementation of GA4 + GTM tracking framework and weekly KPI dashboards aligned with financial targets. Management of client, supplier, and strategic partner relationships - negotiation and deal closure. Market and competitor analyses to identify growth opportunities and shape media strategy.
Shift Leader / Section Manager at Marks & Spencer
November 1, 2023 - June 1, 2024
Managed operations and a team of 15 in a globally recognized consumer retail brand; drove customer experience and operational efficiency.
Section Manager at Marks & Spencer
November 1, 2023 - June 1, 2024
Managed retail section operations for a globally recognized brand, overseeing visual merchandising, inventory, and a team of associates to maintain service standards.
Shift Leader at LPP S.A. (Sinsay)
November 1, 2023 - June 1, 2024
Led store operations and frontline team as Shift Leader, ensuring KPIs and customer experience targets were met, while coordinating with merchandising and supply chain to optimize stock and in-store presentation.
E-commerce & Performance Marketing Manager at Baousis Bros
December 1, 2022 - November 1, 2023
Managed e-commerce accounts and paid campaigns with budgets up to €10,000; improved ROAS from 2.5x to 3.8x. Led a team of 10 across multiple sales channels.
Deputy Head of Marketing at Zeedimension – Remote (International)
December 1, 2022 - November 1, 2023
Led performance marketing strategy in an international environment with presence in 40+ companies worldwide. Managed a global cross-functional team of 50 employees while overseeing multiple simultaneous campaigns.
Airbnb Portfolio Manager at Self-managed
September 1, 2022 - September 1, 2025
Achieved 20% YoY revenue growth through strategic pricing, cost management, and listing optimization.
Senior Marketing & Business Development Consultant at Self-employed
September 1, 2022 - September 1, 2025
Managed 10+ accounts across e-commerce, health, retail, and consumer sectors, equivalent to an agency environment. Developed full-funnel marketing strategies from market analysis through execution and reporting. Managed Google Ads, Meta Ads, TikTok Ads, and SEO campaigns with ongoing CAC, ROAS, and conversion rate optimization. Built brand identity, content strategy, and corporate communications for multiple clients.
Technical Specialist (Apple Support) at Teleperformance
July 1, 2022 - October 1, 2022
Provided consumer technical support for Apple products, troubleshooting hardware/software issues and delivering high-quality customer service.
Sales Associate at Cosmos Sport
December 1, 2021 - July 1, 2022
Retail sales role supporting customer service, product knowledge, and daily store operations.
Junior Marketing Intern at Visal
September 1, 2013 - July 1, 2017
Assisted marketing team with campaign coordination, market research, and content development across multiple channels.

Education

MSc in Digital & Social Media Marketing at University of East London (Metropolitan College)
January 1, 2021 - January 1, 2022
Bachelor of Economics at National and Kapodistrian University of Athens (NKUA)
January 1, 2014 - January 1, 2020
MSc in Digital & Social Media Marketing at University of East London (Metropolitan College)
January 1, 2021 - January 1, 2022
Bachelor of Economics at National and Kapodistrian University of Athens (NKUA)
January 1, 2014 - January 1, 2020

Qualifications

Google Digital Marketing Certification
January 1, 2022 - May 29, 2026
AI Digital Marketing Lab
January 1, 2026 - May 29, 2026
Account Management: Maintaining Relationships
January 1, 2023 - May 29, 2026
HR Management & Analytics
January 1, 2025 - May 29, 2026
Microsoft Office Certification
January 1, 2021 - May 29, 2026
AI Digital Marketing Lab
January 1, 2026 - June 17, 2026
Google Digital Marketing Certification
January 1, 2022 - June 17, 2026
Account Management: Maintaining Relationships
January 1, 2023 - June 17, 2026
HR Management & Analytics
January 1, 2025 - June 17, 2026
Microsoft Office Certification
January 1, 2021 - June 17, 2026

Industry Experience

Software & Internet, Retail, Media & Entertainment, Education, Professional Services

Skills

Experience Level