// Growth Hacker Barcelona
Paid Media & Growth · Vibe Coder
I bridge performance marketing and technical implementation—optimizing campaigns while building automation with Node.js, Python, and AI APIs. Expert in Google Ads, PMAX, and Merchant Center feeds at scale.
€23M+
Ad spend managed
100+
Markets globally
6.5x
ROAS achieved
500K+
Leads generated
Google Ads, Meta, TikTok. Multi-million euro budgets for sports, entertainment, and travel tech. Deep expertise in PMAX, Shopping campaigns, and Merchant Center.
Custom bid management, automated optimizations, real-time analysis. I build tools that reduce CPA by 12% and cut manual work. If Google Ads can do it, I automate it.
Node.js, Python, PHP—I build what needs building. Telegram bots, scrapers, ChatGPT & Gemini integrations. From Wallapop arbitrage to campaign automation.
B2B digital transformation, viral campaigns, €1M+ revenue streams. A/B testing, landing page optimization, conversion rate improvements.
Track record
Worked with Ticketdoor, Bytetravel, Adsmurai, FC Barcelona, MotoGP, and B2B industrial clients.
Campaigns across 100+ countries. Built custom Python bid management systems and Google Ads scripts that reduced CPA by 12%. Contributed to two successful funding rounds, including one IPO.
€5M budget for tickets & museum. Doubled ROAS. First to implement PMAX through Google Partner Program. Global VideoPass expansion.
Shifted traditional businesses to online sales. Built digital revenue streams nearing €1M annually. Specialized in complex B2B sales cycles.
Political and social campaigns with viral, ethically compliant tactics. Deep experience in audience building and community-driven growth.
Physical product launch—Shenzhen factories, Google Trends strategy, 50K+ Instagram community. Resolved domain dispute with GoPro.
Let's build something
marq@marqmarti.comBased in Barcelona. Available for consulting, projects, and interesting conversations.