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Anna B.

Senior Data Specialist
  • Suggested rate
    €220 / day
  • Experience3-7 years
  • Response rate100%
  • Response time1 hour
The project will begin once you accept Anna's quote.
Location and workplace preferences
Location
Barcelona, CT, España
Remote only
Primarily works remotely
Verifications

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Verified email
Languages
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Skill set (13)
Anna in a few words
I am an ambitious and fast- learning professional with working experience in multicultural teams. I have worked with both data pipelines and ML modeling, and I value the quality of data above all.
Experience
  • Syniti
    Senior Data Consultant
    June 2024 - Today (9 months)
    Barcelona, Spain

    - Advised and assisted clients in developing documentation for Data Quality (DQ) rules related to SAP tables.
    - Designed and implemented robust data quality solutions tailored to business goals and technical requirements.
    - Provided incident support, including debugging, coordinating, and testing processes.
    - Established data quality best practices and standards within the organization.
    - Maintained interactive Power BI dashboards, delivering real-time data quality insights.
    - Built advanced SQL-based solutions to evaluate data quality indicators for different SAP modules..
  • Libro Logic
    Data Specialist
    November 2022 - June 2024 (1 year and 7 months)

    - Aggregated and analyzed data from different sources with Python and SQL, ensure data quality and integrity
    - Created efficient acyclic ETL pipelines for collecting and verifying data, increased the processes´ speed x3 times
    - Built and optimized databases according to requirements, controlled access and permissions. Prepared documentation
    - Collaborated with a Data Science team to identify and prioritize data needs
    - Prepared and validated numerical data to ensure accuracy and completeness using statistical methods to increase accuracy of ML models
    - Analyzed and extracted patterns in unstructured text data using regex
    - Manipulated, analyzed and interpreted complex structured and semi structured datasets
    - Managed and optimized data storage systems
    - Developed stable scrapes/parsers enabling consistent and efficient data ingestion with Python
  • Freelance
    Coach of English for IT specialists (entrepreneurship)
    December 2015 - December 2023 (8 years)

    - Responsible for overall project delivery and English training classes;
    - Scheduling classes delivery on agile basis;
    - Training for interview in English for IT specialists;
    - Problem solving;
    - End User IT Support;
    - Content and price negotiation, added value analysis;
    - Copywriting for social networks;
    - Creating and placing ads in social networks, SEO;
    - Budgeting and planning of advertisement budget;
    - Working out individual studying plans and training tools for each student;
    - Planning and controlling of payments
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