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Daniel N.DN

Daniel N.

Data Analyst | APEX Developer | PL/SQL Developer

400 €/día
Barcelona, ES
3-7 años

Tiempo medio de respuesta: 1h

Acerca de Daniel

Programmer with 4 years of experience specializing in Oracle technologies, including advanced SQL for creating complex queries and PL/SQL for developing ETL processes using packages, procedures, functions, triggers, and other database solutions. I have extensive hands-on experience with Oracle Reports and Oracle APEX, focusing on creating and optimizing applications to address business needs efficiently.

Additionally, I’m proficient in Python for Data Science and Machine Learning tasks, and have experience working with data visualization tools such as Power BI and Tableau. My skills in data analysis focus on delivering actionable insights to drive business decisions, leveraging strong problem-solving capabilities to provide robust and efficient solutions.
  • Español

    Bilingüe o nativo

  • Francés

    Competencia profesional completa

  • Inglés

    Competencia profesional completa

  • Catalán

    Bilingüe o nativo

Acepta trabajo presencial
Barcelona (hasta 50 km)

Experiencia

  • Seidor Opentrends
    Senior Developer
    EDUCACIÓN & E-LEARNING
    julio de 2024 - Hoy (1 año y 11 meses)
    Barcelona, España
    Client: Department of Education of Catalonia.
    - Development and maintenance of APEX applications (from version 5.X to 22.2).
    - Development of web applications using PL/SQL.
    - Development of ETL processes using PL/SQL.
    - Use of Jenkins for Continuous Integration and Delivery (CI/CD) automation.
    - Report generation using BI Publisher.
    - Migration of Oracle databases and ORACLE APEX.
    PL/SQL Python CSS HTML5 JavaScript Java 8 Apex Unix/Linux
  • Nextret
    Programmer Analyst
    CONSEJO & AUDITORÍA
    junio de 2023 - junio de 2024 (1 año y 1 mes)
    Barcelona, España
    Client: Department of Education of Catalonia.
    - Development and maintenance of APEX applications (from version 5.X to 22.2).
    - Development of web applications using PL/SQL.
    - Development of ETL processes using PL/SQL.
    - Use of Jenkins for Continuous Integration and Delivery (CI/CD) automation.
    - Report generation using BI Publisher.
    - Migration of Oracle databases and ORACLE APEX.
    PL/SQL JavaScript CSS HTML Python Unix/Linux Apex
  • INDRA SISTEMAS, S.A
    Data Analyst
    AGENCIAS DE SUBCONTRATACIÓN
    junio de 2021 - junio de 2023 (2 años y 1 mes)
    Barcelona, España
    Client: Department of Research and Universities of Catalonia.
    - Creation of automated programs to collect data from various sources (CSV, JSON, and databases).
    - Development, maintenance, and optimization of ETLs to transform this data according to client requirements using PL/SQL.
    - Creation of reports using Power BI and Microstrategy.
    - Team management and supervision.
    PL/SQL Python UNIX Power BI SQL Oracle Databricks Pyspark MongoDB APEX ORACLE

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