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Jean-Baptiste GesnelJG

Jean-Baptiste Gesnel

Growth Marketing | Acquisition & Scaling

€750/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jean-Baptiste

Marketing Director & Growth Strategist |

Entrepreneur (CEO) and former Senior Consultant at Wavestone, I help companies scale their growth with an ROI-driven and structured approach.

Why choose me?
  • €5M in cumulative revenue generated.
  • 100,000+ B2C customers acquired.
  • €300K in annual marketing budget managed (ROAS target 3).
  • Key Account References: Google, Vinci, Grand Palais.

🚀 Areas of Intervention:
  • Acquisition & Performance: Expert management of Meta Ads, TikTok Ads, Google Ads, and SEO.
  • Conversion (CRO): Optimization of sales funnels (up to 10% conversion at peak).
  • B2B Sales & Sales Ops: Key account development, closing (average deal size €20K), and HubSpot CRM structuring.
  • Gamification & Retention: Design of Serious Games and immersive experiences to boost engagement (e.g., 40k players for Google).

📋 Mission Formats:
  • Growth Audit & Strategic Roadmap.
  • Go-To-Market (GTM) Strategy and product launch.
  • "On-demand" Marketing Director (managing teams and providers).

Let's talk about your goals. Contact me for a quick diagnosis!
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Conversational

Can work on-site
Paris (up to 50km)

Experience

  • Home Scape Home
    Founder & CEO | Growth Marketing & E-commerce Expertise (B2C & B2B)
    E-COMMERCE
    January 2022 - Today (4 years and 5 months)
    Paris, France
    As CEO and head of growth strategy, I managed the entire marketing funnel to transform this gamification company into a leading player generating €5M in cumulative revenue.

    🚀 Acquisition & Performance Marketing (B2C)
    • Budget Management: Managed an annual acquisition budget of €300K with a ROAS target of 3.
    • Multi-channel Strategy: Deployed campaigns on Meta Ads, TikTok Ads, Google Ads (Search & Shopping), and SEO.
    • Massive Acquisition: Acquired over 100,000 B2C customers with an optimized Customer Acquisition Cost (CAC) of €20.
    • Conversion Optimization (CRO): Continuously improved the sales funnel to achieve a 10% conversion rate during peak activity.
    💎 Branding, Creation & Management
    • Brand Identity: Defined the brand's positioning, visual identity, and tone of voice.
    • Team Management: Led a marketing team of 5 people (in-house and freelancers).
    • Agency Management: Close coordination with media buying and creative agencies to maximize the impact of paid campaigns.
    • Influencer Marketing: Set up and managed partnerships with strategic content creators.

    💼 Business Development & B2B Sales
    • Key Account Sales: Developed a portfolio of strategic clients including Google, Vinci, Grand Palais, and the French League against Cancer.
    • Sales Cycle: Managed complete sales cycles (prospecting to closing) for custom projects with an average deal size of €20K.
    • CRM & Sales Ops: Structured the sales pipeline and Knowledge Management using HubSpot.
    📈 Business Results
    • Revenue: €5M generated by leveraging a full-funnel vision.
    • Retention: Strong customer loyalty with a 30% repurchase rate.
    • Innovation: Created and marketed 15+ new products (immersive detective games).
    Growth strategy Growth marketing
  • Wavestone
    Senior Consultant Digital & Emerging Technologies
    CONSULTING AND AUDITS
    September 2018 - December 2021 (3 years and 3 months)
    Paris, France
    Digital strategy consulting for international clients (Luxury, Aerospace)

    At a leading consulting firm, I advised general management on digital transformation challenges, with a particular focus on product innovation and user engagement.

    🛠️ Product Management & Large-Scale Launch
    • Conception & Management: Led the development and deployment of a strategic web application for a major luxury player, reaching over 40,000 users.
    • UX & Adoption: Developed engagement strategies to maximize the ROI of digital solutions and ensure massive adoption from launch.
    • Agile Methodology: Coordinated multidisciplinary teams in Scrum mode to ensure iterative and customer-centric delivery.

    📈 Business Strategy & Innovation
    • Business Cases: Developed strategic roadmaps and profitability models for C-level executives.
    • Ideation & Design Thinking: Facilitated co-creation workshops to generate innovative solutions for complex business problems.
    • Market Analysis: Technological and strategic watch on emerging technologies to identify new growth levers.

    🤝 Change Management & Engagement
    • Adoption Strategy: Implemented training and change support programs to maximize the use of new tools.
    • Facilitation: Led working sessions with senior stakeholders to align product vision with marketing and operational objectives.
    CMO Consulting Change Management
  • Emotional Quality
    Co-founder & Head of Product | B2B SaaS Startup
    SOFTWARE PUBLISHING
    June 2017 - July 2018 (1 year and 1 month)
    Paris, France
    As co-founder, I orchestrated the operational launch and Go-to-Market strategy for an innovative voice analysis solution for customer relations centers.

    🎯 Go-to-Market Strategy & Positioning

    • Product-Market Fit: Defined the value proposition, business model, and pricing strategy for a complex technological solution.
    • Brand Positioning: Created the marketing identity and strategic positioning to differentiate in the B2B SaaS market.
    • Launch Strategy: Developed and executed the sales prospecting and strategic partnership strategy.

    🛠️ Product-Led Growth & UX
    • Product Design: Led the design of the user interface and user experience (UX) focused on agent engagement and performance.
    • Engagement Mechanics: Developed feedback and gamified progression systems to maximize user adoption of the tool.
    • Lead Generation: Implemented initial lead generation and content marketing levers to kickstart the sales pipeline.
    Growth strategy CMO Product management

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Education

  • Business Administration
    UC Berkeley, Haas School of Business
    2017
    Business Administration
  • Master Entrepreneurship
    Audencia Business School
    2018
    Master Entrepreneuriat

Skill set

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