Skip to main content
    AngelBacked

    John Mamby

    Senior Full Stack Developer

    Critical Mass
    Sabaneta, Antioquia Department, Colombia
    2 investments

    John Mamby is a Senior Full Stack Developer at Critical Mass based in Sabaneta, Antioquia Department, Colombia. John Mamby has backed 2 companies, including Life360 and BCKSTGR MEDIA. Investment focus areas include Advertising, Health Care and E-commerce.

    Sign up to access email, LinkedIn & portfolio

    Investment Focus

    Advertising
    Health Care
    E-commerce
    Human Computer Interaction
    Enterprise Software
    Career Planning
    Loyalty Programs
    Hotels
    Mobile Payments
    Product Design
    Bridging Online and Offline
    Marketplace
    Mobile
    Entertainment
    Restaurants
    Technology Services
    Clean Technology
    Consumer Internet
    Online Travel
    User Experience Design

    Portfolio Companies (2)

    1Life360
    2BCKSTGR MEDIA
    Showing 1–2 of 2

    Access Full Contact Information

    Get John Mamby's email, LinkedIn, Twitter, full portfolio of investments, and export data to CSV.

    Email
    LinkedIn
    Portfolio

    3-day free trial, cancel anytime

    Raising a round? Run your numbers first

    Free tools founders use before pitching investors like this one.

    Runway calculatorHow long your cash lastsBurn rate calculatorMonthly spend, gross and netFunding goal calculatorHow much to raiseInvestor ROI calculatorWhat your investors earnPitch deck template11 slides that closeFundraising playbookThe 7-step raise process