About Jonas
I build growth systems for SMEs that run on AI instead of more staff.
German
Native or bilingual
English
Fluent
Experience
- weisenburger-GruppeGrowth Marketing LeadCIVIL ENGINEERINGOctober 2025 - April 2026 (6 months)Karlsruhe, Germany• Developed & deployed web frontend with AI tools• Automated SEO content production → built a scalable content infrastructure• Developed & implemented viral content strategy → brought Weißenburger to viral real estate content• Built real estate portal and digitized real estate marketing → marketed 2,000+ properties/year digitally• Scaled Meta Ads incl. data-driven creative strategy → generated 500+ leads in 2 months for remaining stock
- Lampuga (Wassersport Start-Up)Growth and Brand Marketing ManagerJanuary 2024 - October 2025 (1 year and 9 months)• Social media scaling from 6,000 to >90,000 followers; millions of organic views overall• Building & launching a Shopify E-commerce system in just 2 weeks → >€100,000 revenue in the first month• Introduction of a scalable content modular system → 75% reduction in content production costs• 90% reduction in performance marketing costs through data-driven creative strategies• Brand repositioning: from "Luxury Toy" to "accessible water sports"Lampuga was an innovative water sports start-up that developed and produced electric surfboards. The vision: to make water sports more accessible, sustainable, and experiential through innovative technology.
- La Table ManufakturHead of Brand Management and Content MarketingFebruary 2022 - January 2024 (1 year and 11 months)Baden, BW, GermanyReduction of Customer Acquisition Costs (CAC) by >50% through data-driven creative strategiesBuilding an in-house cooking studio for scalable content production → sustainable reduction of content costsSignificant increase in first-purchase profitability and improvement of customer loyalty (retention)Increased brand awareness through successful media placements (e.g., Galileo, leading culinary magazines, Süddeutsche Zeitung)Development of a clear creative & brand strategy → positioning as a premium e-commerce brand in the food segmentCompany
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Education
- BachelorTechnische Universität Bergakademie Freiberg2021Bachelor