Principal Growth Product Manager

Wallapop is a Barcelona based scale-up driven by the purpose to empower people to embrace a more conscious and human way of consumption. We believe in a world where collaborative economy is mainstream. This is what drives us. 💫

Wallapop operates in Spain, Italy and Portugal, offering a catalogue of several hundreds of millions of products and services. Powered by technical innovation and continuous improvement, we bring together the scale & trust of classifieds with the marketplace’s convenience & reach. 🌱 Our mission is to enable a connected trade ecosystem, making 2nd-hand the norm through smart use of technology.

The Challenge 🧩

• Lead the growth strategy for user acquisition and activation across Wallapop’s app and web platforms.

• Design, run, and analyze experiments to improve engagement at every stage of the journey — from registration to the first transaction.

• Collaborate cross-functionally with engineering, design, data, and marketing to deliver high-impact growth initiatives.

• Partner with the Head of Acquisition to align marketing performance (SEO, SEM, Google Shopping) with in-product experiences that drive long-term activation.

• Leverage data and insights to identify and remove friction points in the onboarding and listing/buying flows.

• Define and monitor key metrics including activation rate, conversion rate, cost per activated user, and repeat transaction rate.

• Cultivate a culture of experimentation, utilizing A/B testing, cohort analysis, and iterative product improvements.

• Communicate learnings and results across product, marketing, and leadership teams to ensure shared goals and transparent progress.

What We’re Looking For 🔎

• Experience: Extensive experience in Product Management, with a focus on growth, activation, or conversion optimization.

• Experimental Mindset: A proven track record of driving measurable growth through data-informed experimentation and journey optimization.

• Analytical Depth: A strong analytical mindset with a comprehensive understanding of growth metrics and lifecycle flows.

• Collaborative Leadership: Experience working effectively within cross-functional teams of engineers, data scientists, designers, and marketers.

• Marketing Fluency: A solid understanding of how organic and paid channels (SEO, social, app campaigns) intersect with the product experience.

• Communication: Excellent storytelling skills; the ability to influence and align stakeholders around data-driven decisions.

• Tooling: Familiarity with A/B testing tools and analytics platforms (such as Amplitude, Mixpanel, or Looker).

• Mission-Driven: A genuine interest in marketplaces, user behavior, and sustainable consumption.

What Would Be A Plus 🚀

• Experience in marketplace or e-commerce environments, especially involving supply/demand dynamics.
• Technical background or a high degree of comfort collaborating closely with engineering teams on architectural trade-offs.
• Understanding of user segmentation, CRM automation, or retention marketing.

Do note that all our jobs are 📍 Barcelona based. We follow a hybrid model where flexibility rules. We commit to a minimum of 6 days per month in the office. Each team self-organizes to decide on cadence and in-person/remote rituals.

Wallapop is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees as we want Wallapop to be a place for everyone.

Additionally to the opportunity to contribute to an agile product set up and work together towards achieving our meaningful mission, we offer the following 🍭 Perks & Benefits:

• Generous individual learning budget of 2k per year
• Free office meals, lunch selection from different providers
• Group and individual English, Catalan & Spanish lessons as part of our working day
• Private Health Insurance with Alan
• Flexible working hours + intensive Fridays
• Flexible remuneration to deduct from gross salary (kindergarten/food/transport check)
• Gym & Wellness plan, including physiotherapist in the office
• Generous referral Program & Charity Donation
• Bonus for weddings & newborns
• Wallapop Renta (Tax income support)
• Monthly product advantages (Wallapop Club)
• Work anniversary Gifts and Birthday Surprises
• Contribution towards your WIFI in your monthly payroll
• One-off payment based on compensation package to go towards setting up your home office
• Relocation package (monetary support and legal advice) and visa sponsorship, if applicable
• 26 holidays per year
• TOP hardware of your choice (latest Apple or Windows)

What does the hiring process for this position look like? 👀**Please, note that all interviews take place remotely over hangouts.**

Intro Call - run by talent acquisition, focus on providing more information about the role and the company as well as going over your experience, motivation, and expectations. This usually takes 45-60 minutes.

Expertise Interview - run by the hiring team, focus on the required core skills and the ability to deliver in a given context. This usually takes 60 minutes.

Case Study Submission - you will be assigned a task to submit within 5 up to 7 days where you will be able to showcase your expertise / technical skills required for the role.

Case study Interview - You will present the case study to showcase your product expertise. This usually takes 60 minutes.

Stakeholder Interview - run by relevant stakeholders reflecting the reality of the context of the role, focus on the ability to collaborate & deliver in a cross-functional set-up. This usually takes 60 minutes.

Culture Interview - run by culture interviewers, focus on adherence to Wallapop's purpose and business proposition. This usually takes 60 minutes.

Offer - should you be the right candidate, your offer will be discussed over a call with talent acquisition and will then be confirmed in writing.