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Juan Carlos Martel GonzálezJC

Juan Carlos Martel González

Web developer and designer

€100/day
Santa Cruz de Tenerife, ES
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Juan Carlos

I create custom web pages to help you convert your social media traffic into real customers, as well as to position you among the businesses in your area.

I can create a fully FREE web prototype without any commitment. If you are happy with the result, I will give you the link so you can publish it on your social media and on Google. Prices range from €100 to €200.

I can also audit your online SEO, showing the weak points of your company or establishment and how to improve them to attract more customers from the internet.
  • Spanish

    Native or bilingual

  • English

    Fluent

Can work on-site
Santa Cruz de Tenerife (up to 50km)

Experience

  • Freelance
    Landing Page Development
    E-COMMERCE
    January 2026 - Today (7 months)
    Santa Cruz de Tenerife, Spain
    Since January, I have been developing landing pages for local businesses to convert traffic from social media or Google into real customers.

    My personal website is: juan-carlos-martel.pages.dev
    On it, you will find my rates, examples of my work, some frequently asked questions, and how to contact me.
    Software Development Web Design Web Development Front-End Development Front-End development
  • Proyecto propio
    Tipea.app
    EDUCATION AND E-LEARNING
    March 2026 - Today (5 months)
    Santa Cruz de Tenerife, Spain
    Tipea is a typing website with real content (classics, science, history, news) that I built from scratch, by myself, and which is live at tipea.app. Building it has given me a wide range of skills:

    Web programming. I build modern websites and applications that load fast, look good on any device, and appear on Google. I know the day-to-day of having a live product on the internet, not just the code.

    Payment and subscription systems. I have set up a complete payment system: one-time payments, monthly and annual subscriptions, cancellations, and refunds. Everything connected and reviewed to avoid issues with customer money.

    Users, data, and gamification. I know how to create registration, login, profiles, levels, streaks, and store everything securely.

    Security and GDPR. The project complies with European law: cookie notice, privacy policy, control over what is stored. I perform security audits before major changes.

    Product decisions. I know when to change direction. Tipea started as something else, and I pivoted in time when I saw that the original idea wasn't engaging. This involves listening to feedback, deciding what to keep and what to remove, and communicating the change without losing users.

    Marketing and communication. I designed the brand (logo, colors, tone), manage social media (@tipeaoficial), capture emails with a landing page, and work on positioning both on Google and with AI tools like ChatGPT or Perplexity.

    Working with AI. I use artificial intelligence tools as a co-pilot: for programming, code review, organizing ideas, and documenting the project. I know how to leverage them without losing my own judgment.

    Total autonomy. I do everything myself: ideate, program, design, write copy, manage payments, draft legal documents, and handle user support. If you need someone who understands a project from start to finish, I am that person.
    Software Development Web Development Web Design Product Development Chief Operating Officer
  • Binter
    Ground Staff
    July 2025 - September 2025 (2 months)
    Efficient fulfillment of assigned tasks.
    Customer service.
    Adherence to specific schedules

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Education

  • Scientific Baccalaureate
    Colegio Pureza de María
    Bachillerato Científico
  • Computer Engineering
    University of La Laguna

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