Information Technology Technician with experience in web app development and excellent knowledge of IT tools. I specialize in system analysis and design, with skills in both frontend and backend development, including relational databases and NoSQL structures. Currently, I’m pursuing training in video game design and development, which allows me to combine technical skills with a creative approach. I consider myself a curious and self-taught person, empathetic and comfortable collaborating with people from diverse cultural backgrounds. I adapt quickly to new tools and work environments. I seek to grow professionally in settings that integrate technology, creativity, and problem-solving.

María Sofía Fregona

Information Technology Technician with experience in web app development and excellent knowledge of IT tools. I specialize in system analysis and design, with skills in both frontend and backend development, including relational databases and NoSQL structures. Currently, I’m pursuing training in video game design and development, which allows me to combine technical skills with a creative approach. I consider myself a curious and self-taught person, empathetic and comfortable collaborating with people from diverse cultural backgrounds. I adapt quickly to new tools and work environments. I seek to grow professionally in settings that integrate technology, creativity, and problem-solving.

Available to hire

Information Technology Technician with experience in web app development and excellent knowledge of IT tools. I specialize in system analysis and design, with skills in both frontend and backend development, including relational databases and NoSQL structures. Currently, I’m pursuing training in video game design and development, which allows me to combine technical skills with a creative approach. I consider myself a curious and self-taught person, empathetic and comfortable collaborating with people from diverse cultural backgrounds. I adapt quickly to new tools and work environments. I seek to grow professionally in settings that integrate technology, creativity, and problem-solving.

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Experience Level

Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Beginner
Beginner
Beginner
Beginner
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Language

Spanish; Castilian
Fluent
English
Advanced
Italian
Advanced

Work Experience

Freelance Web App Developer at Hospital J. M. Cullen
September 8, 2025 - Present
Analysis, design, and developmet of a system to digitize eyeglass prescriptions at the Ophthalmology Dept. User training. Stack: React, Node.js, Express, TypeORM, MySQL.
Freelance Web App Developer at MEGA Multiservicios S. A.
June 16, 2025 - Present
Migration and implementation of new features. Stack: React, Node.js, Express, TypeORM.
Freelance Web App Developer at MEGA Multiservicios S. A.
January 1, 2023 - October 20, 2023
Analysis, design, and development of a sales management system for a restaurant as part of my final degree project. User Training. Stack: Java (Spring Boot 3), Spring MVC, Spring Data JPA (Hibernate), MySQL.
Industrial Consultant / Marketing Assistant at Alas Empresa Junior
February 4, 2019 - December 18, 2020
- Internal collaboration with a non-profit association providing consulting to SMEs in cost, logistics, and process areas. - Planning of posts and graphic design. Social media management.
Communication Area Coordinator at XVI Ed. Argentine Congress of Industrial Engineering
June 5, 2017 - August 24, 2018
Graphic design for posts, flyers, and promotional materials. Management of social media and digital channels. Virtual customer support and assistance.
Kitchen Assistant at Hotel Central
January 6, 2025 - April 25, 2025
Kitchen Assistant at Gianottis
June 11, 2024 - October 31, 2024

Education

University Technician in Information Technology at Universidad Tecnológica Nacional, Facultad Regional de Santa Fe
January 1, 2021 - November 30, 2023
Videogame design and development at Escuela Da Vinci
February 5, 2024 - December 8, 2028

Qualifications

Data Science (Coderhouse)
January 9, 2023 - June 27, 2023

Industry Experience

Software & Internet, Computers & Electronics
    paper CUACO LensSys

    System under development for the Centro Único de Alta Complejidad Oftalmológica (CUACO) at Hospital J. M. Cullen.

    The project comprises the analysis, design, and ongoing implementation of an information system that provides:

    • Digital registration of patient data.
    • Secure storage of eyeglass prescriptions.
    • Automated transposition of optical graduation values, reducing errors in calculation and ensuring accuracy.
    • Full traceability of lens order status (requested, in preparation, ready, delivered).
    • Recording and monitoring of patient appointments related to lens delivery.

    In addition, the project includes user training to ensure proper adoption of the platform.

    Currently in progress, this initiative aims to improve administrative efficiency, minimize errors in prescription handling, and provide digital tools that support the ophthalmology team at CUACO.

    Stack: React, Node.js, Express, TypeORM, MySQL, CSS, HTML.

    paper MEGA Sales Manager - Feature Expansion + Web Migration

    Currently under development, this new phase extends the system with additional functionalities and migrates it to a modern web environment.

    Functionalities being implemented:

    • Employee registration: add, edit, and remove staff members with key operational data.
    • Supplier registration: unified catalog of suppliers for purchasing and administrative control.
    • Employee account management: tracking staff purchases with automatic discount application and periodic settlement.
    • Cash flow management: recording of income/expenses, openings and closings, with reports by period for financial monitoring.

    Ongoing technological migration:

    • Frontend: React + React Router
    • Backend: Node.js + Express
    • ORM: TypeORM

    The project also includes user training to ensure effective adoption of the new system.

    paper MEGA Sales Manager

    System developed for the restaurant of MEGA Multiservicios S.A. in the context of my final degree project.

    Analysis, design, and development of a system aimed at improving data accuracy and operational efficiency. The system includes:

    • Digitalization and centralization of the product catalog: consolidation of all prices into a single master catalog, reducing human errors and inconsistencies.
    • Table order management: agile interface to register orders per table and update their status in real time.
    • Comprehensive sales management: dashboard of tables with an overview of all sales and clear indication of open/active sales.
    • Payment recording with selectable methods: linking payments (cash, card, etc.) to each sale and closing accounts per table.
    • Revenue queries by period: filterable reports (day/week/month/custom range) with totals and breakdowns for administrative control.
    • Ranking of best-selling products: list of top-selling items to support commercial decision-making.
    • Excel export of detailed sales reports: generation of files with extended breakdown of all transactions.

    The project also included user training to ensure proper adoption and effective use of the system.

    ** Stack: Java (Spring Boot 3), Spring MVC, Spring Data JPA (Hibernate), MySQL, HTML, CSS. **