Luis Stack

Fintech & Acquiring | Business & Product Strategy

Mexico City, Mexico

About

Product and Operations leader focused on user growth and retention, with experience in fintech and mobility. Led market expansion using data-driven strategies, and developed high-performing teams. Skilled in launching and scaling products across countries, using data, operations, and user research to grow market share and improve the product value proposition.

Experience

  • SMBs & Longtail Engagement Manager at Mercado Libre
    Mar 2026 - Present · 5 mos

    Mercado Pago - Fintech and Acquiring

  • Full time MBA at Rotterdam School of Management, Erasmus University
    Jan 2025 - Mar 2026 · 1 yr 3 mos

  • Senior Manager, Product Analytics at Stori
    2024 - 2025 · 1 yr

    Stori is a Unicorn Fintech (1,2 B USD), that promotes inclusive finance in LATAM. Product strategy: Develop key initiatives based on user research, data analysis, and competitors' understanding. - Increased balance 8x in six months by launching and operating a fixed investment product. - Improved investment conversion 22pp by optimizing the UX in the funnel screens. - Reduced 4pp delinquency rate by developing a payment button in the deposit product. - Grew active users 5x by executing and optimizing referral campaigns with a 13x ROI. Leadership: Two direct reports. Managed the relationship with cross-functional teams to boost growth strategies.

  • DiDi (4 yrs 1 mo)
    • Head, Passengers Operations – Strategic Products
      2023 - 2024 · 1 yr

      DiDi is a ride-hailing and delivery platform in Mexico, serving millions of users through on-demand transportation, food delivery, and digital payments. Operations: Designed and implemented initiatives to increase market share in 3 countries. - Recovered 90% of trips in 3 weeks after government ban by implementing incentives strategy. - Improved market share in key cities from 10% to 35% in 6 weeks by using coordinated coupons. - Boosted user activation 23pp, and reduced CAC by 30% by more accurately classifying users. Leadership: Three direct reports. Led campaigns with cross-functional teams to achieve critical mass.

    • Manager, Product, and Operations
      2021 - 2023 · 2 yrs

      Product Go-to-Market: Led the product and operations strategy for a new product in Argentina and Colombia. - Designed a new driver acquisition system that reduced total CAC by 30%. - Achieved 0 to 15% market share in the first 4 weeks by using incentives strategies. - Choose launch cities by conducting extensive on-site market research, interviewed +200 users. Leadership: Two direct reports. Coordinate end-to-end product launch across multiple teams.

    • Senior Analyst, Product, and Operations
      2020 - 2021 · 1 yr

      Product strategy: Led first market research focused on new competitor (inDrive) to win back market share in Mexico. - Achieved 20% incremental trips by developing and launching a new product line in 2 MX cities. - Grew driver retention 6pp by improving safety perception in the app. - Increased weekly trips in key city by 37% by unblocking drivers, pricing, and incentives. - Awarded: User value creation recognition in 2021, with special recognition for product innovation.

  • chief of Staff to the CEO, Product innovation at OPI Analytics
    2018 - 2020 · 2 yrs

    OPI is a Leading data science startup acquired by Kavak in 2022. I worked directly with CEO on high-priority projects. Explored and assessed new ideas for products. Developed and implemented data products. - Evaluated and revised KPIs used to monitor sales funnel and project profitability. - Created and led innovation process: One minimum viable product developed and tested with firms.