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Juan Carlos Montes RondaJC

Juan Carlos Montes Ronda

Full-Stack Junior Developer

€105/day
Granada, ES
0-2 years

Average response time: 1 hour

About Juan Carlos

Full-Stack Developer (React/Node.js/Docker) & Python Data Analyst

I am a proactive and self-taught Full-Stack Developer and Data Analyst, currently finalizing my B.S. in Computer Engineering at the University of Granada.

With 6 months of professional internship experience, I specialize in two key areas:

1. Modern Full-Stack Development: I build complete, production-ready web applications from the ground up. My personal projects are fully containerized with Docker and built on a 3-layer architecture (React, Node.js, PostgreSQL/MongoDB).

2. Python Automation & Data Analysis: I have hands-on experience developing Python scripts that automate complex business processes. In my recent role, I built tools that reduced a certificate generation task from several days to just 30 minutes and automated daily data transfers (from XLS to JSON/DOC).


My portfolio includes a PWA for food management, a real-time price comparator using web scraping and APIs, and a financial broker simulator for in-game market analysis.

What I can do for you:

  • Build and deploy full-stack web applications (React.js, Node.js).

  • Develop Python scripts to automate your data-entry, scraping, or reporting tasks.
  • Containerize your application with Docker for a clean, scalable environment.

  • Analyze and process your data using Pandas, NumPy, or R Studio.

I am actively seeking part-time freelance opportunities where I can deliver efficient, clean, and correct code to help you solve your technical challenges.
  • Spanish

    Native or bilingual

  • English

    Fluent

  • German

    Basic

Remote only
Primarily works remotely

Experience

  • Psycho-pedagogical Cabinet [UGR]
    Data Analyst and Automation (Internship)
    TECH
    May 2024 - November 2024 (6 months)
    Granada, Spain
    • Designed and developed automation scripts in Python for mass generation of certificates (ex tracting data from CSVs and DOC templates), reducing processing time from several days to 30 minutes.
    • Analyzed and processed raw data from the "Mental Health Study" (N ¿ 1000) using SPSS for cleaning and R Studio (over 2000 lines of code) for results extraction and visualizations.
    • Wrote the main technical report for the study, translating statistical findings into clear conclusions and graphs.
    • Developed Python tools to automate daily data transfer tasks (from XLS to JSON/DOC) for the psychology team.
    • Collaborated in the organization and technical support for the "XX AESPPU" international con ference, managing registration and material generation.
    Data analysis Python automation SPSS R studio
  • Reclamosandalucia
    Website designer
    E-COMMERCE
    January 2025 - March 2025 (2 months)
    Desarrollo de página web para una empresa de mi pueblo. Arquitectura en 3 capas dockerizada y desarrollada con html,css,js y mysql como base de datos
    HTML5 CSS3 JavaScript Docker MySQL

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Education

  • B.S. in Computer Engineering
    University of Granada
    B.S. in Computer Engineering

Certifications

  • Cambridge English Level 1 Certificate in ESOL International* (B2)
    Cambridge University Press & Assessment
    2025
    Inglés

Skill set

Categories