Pierre Le Poulain

Growth @Buffer | Prev. Growth @Pleo & @Whereby

Brest, Brittany, France

About

Experience

  • Senior Growth Marketing Manager at Buffer
    Oct 2025 - Present · 9 mos

    Reporting to the Director of Growth and Product Marketing. My scope includes: • Run and manage user-acquisition experiments in collaboration with marketing, content, product, data, and external partners. • Use hypothesis-driven testing and creative, data-informed campaigns to uncover and scale new growth opportunities. • Lead and optimize paid acquisition across search, social, and display • Own performance marketing campaigns and budgets, ensuring strong cost-efficiency and measurable impact. • Work closely with data science on signal integrations, measurement, and incrementality studies to better understand what drives growth. • Partner with the web and SEO teams on Buffer.com projects • Build and grow referral-driven programs and partnerships with Buffer users and third-party collaborators to attract qualified new users. • Act as a strategic partner across teams by sharing insights, aligning efforts, and turning ideas into scalable growth initiatives.

  • Member at Growth.Talent
    May 2022 - Present · 4 yrs 2 mos

    Le mouvement bien intentionné et pédagogique qui fait briller les carrières dans le Growth ⭐

  • Growth Marketing Manager at Pleo
    Mar 2022 - Oct 2025 · 3 yrs 8 mos

    • Manage the product-led acquisition channel, driving growth through innovative strategies. • Build, scale, and experiment with acquisition channels, including referrals, lead magnets, and interactive demos. • Lead a cross-functional team of growth marketers, engineers, and designers to optimize website performance. • Transform the website into a high-performing lead generation asset, continuously iterating to enhance conversion rates and pipeline impact. • Conduct A/B testing to identify and implement data-driven improvements. • Collaborate closely with key stakeholders, including Sales, Revenue Marketing, and Partner Marketing, to ensure seamless pipeline generation. • Strengthen Pleo’s leading position on third-party review platforms, creating and leveraging assets to empower sales teams.

  • Growth Marketing Manager at Whereby
    Mar 2021 - Mar 2022 · 1 yr 1 mo

    Freedom to work from anywhere: our mission with Whereby is to give people freedom to live and work where they thrive. 📍Our global HQ is in Oslo, Norway, but the user base of Whereby is worldwide - having been used in nearly every country in the world by millions of users. 🌏 We're hiring: https://jobs.lever.co/whereby

  • Co-fondateur at CosmoDoggo
    Jan 2020 - Mar 2022 · 2 yrs 3 mos

    ## PPC and SEO services that drive profits ## CosmoDoggo is the digital marketing agency that ambitious brands work with when they need a return on investment.