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Diana MuñozDM

Diana Muñoz

Project Manager & BigData & Mobile/Web Apps

€350/day
León, ES
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Diana

IT professional with over 25 years of experience specializing in the maintenance and evolution of production applications.

I work with software that is already running, even with technologies that are no longer maintained by others, helping companies regain control of their systems without needing to rebuild them from scratch.

I have held roles as a programmer, analyst, and project manager, which allows me to understand both the business and the code, and provide complete solutions: incident resolution, evolutionary improvements, and continuous technical support.

I have experience in current environments (Laravel, backend, cloud) and legacy systems (including COBOL), which allows me to adapt quickly to any context.

Furthermore, I use artificial intelligence to optimize development and accelerate problem-solving when it provides real value.

What can I do for you?
• Maintain and evolve your existing application
• Resolve incidents in legacy or current systems
• Modernize and document obsolete software
• Provide long-term technical continuity

If your software works but no one wants to touch it, I can help you maintain, improve, and evolve it with sound judgment.
  • Spanish

    Native or bilingual

  • English

    Conversational

Remote only
Primarily works remotely

Experience

  • Freelance
    Laravel Application Maintenance
    January 2024 - Today (2 years and 7 months)
    León, Spain
    Maintenance and evolution of a web application in Laravel

    I am currently responsible for the comprehensive maintenance and development of a web application built with Laravel, with infrastructure deployed on AWS and a MariaDB database.

    I take on a full-stack role, managing both backend and frontend, and organize the complete workflows up to production deployment. I use Bitbucket for version control and integration with Laravel Forge for production deployments, ensuring continuous and stable delivery.

    My responsibilities range from resolving incidents and implementing new features to optimizing performance and managing cloud infrastructure.
    Laravel MySQL/MariaDB AWS RDS Atlassian Bitbucket Gitlab CI/CD
  • Freelance
    Project Manager
    November 2023 - Today (2 years and 9 months)
    León, Spain
    Project Manager for Special Taxes Management Application

    I am currently collaborating with a technology company based in León in the development of a special taxes management application for a client in the same city. My main responsibilities include:
    • Requirements gathering with the client and functional analysis.
    • Documentation of processes and specifications necessary for the development team.
    • Coordination between the client and developers, ensuring deliverables meet established objectives.
    • Project progress monitoring to ensure deadlines, quality, and alignment with client needs.
    Project Management MySQL functional documentation Technical Documentation Team Management
  • Sopra Steria
    Senior Data Engineer
    January 2020 - December 2021 (1 year and 11 months)
    Madrid, Spain
    Senior Data Engineer in the Big Data department at Bankinter using Scrum methodology. Responsible for data ingestion in a cluster for various use cases, including planning and maintenance. Currently collaborating on use cases involving data tabulation and model productionization.

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Education

  • Técnico especialista en informática de Gestión, Informática de gestión
    IFP San Andrés del Rabanedo - León
    1992
    Técnico especialista en informática de Gestión, Informática de gestión

Skill set

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