The best of two worlds. Education and Technology.

Systems engineer, educator and manager. I build technology and teach people to use it.

  1. TechnologyWeb · Apps · AI · Data

    Systems engineering

    Websites, apps, AI, catalogs and data analysis.
    • Web development
    • App development
    • Vibecoding and AI
    • Catalogs and quote tools for stores
    • Data analysis
    Open laptop on a dark desk, next to a plant, a coffee cup and a notebook with a pen
  2. TechnologyDevices · Networks · Software

    Tech support

    Computers, networks and software, with Llamen al técnico (“Call the technician”).
    • Computer maintenance
    • Networks and connectivity
    • Software installation and security
    Hands prying open the bottom panel of a laptop with a plastic tool, on a workbench with tools
  3. TechnologyNinjaTrader · Indicators · Strategies

    Algorithmic trading

    Indicators and automated strategies for NinjaTrader.
    • Indicators for NinjaTrader
    • Automated strategies
    • Simulation and statistical validation
    Trading chart candlesticks made of glass and metal on a dark surface
  4. EducationMathematics · Computing · Adults

    Pedagogy

    Mathematics and computing, from secondary school to university.
    • Mathematics and computing
    • Secondary, technical and university education
    • Adult education (andragogy)
    Bright classroom with lavender desks and chairs, and a blackboard with a circle, a triangle and a square drawn on it
  5. EducationEducational · Public · Planning

    Management

    Educational leadership, public administration and performance control.
    • Educational management
    • Public and IT management
    • Planning and performance control
    Desk with an organization chart drawn on paper, rolled blueprints, a violet pencil and a ruler

Contact

Tell me what you need and I will reply on WhatsApp. My full résumé is on LinkedIn.

Mario Roa smiling, with an auditorium of graduates behind him