Liza Ayele

Liza Ayele

SQL/Power BI Developer

Las Vegas, Nevada, United States.

About  

Results-driven SQL/Power BI Developer with a strong background in data analysis, business intelligence, and reporting. Adept at transforming raw data into actionable insights using SQL and Power BI. Seeking to leverage my technical expertise and analytical skills to drive informed decision-making in dynamic organizations.

Hours Available / Wk - 40 hrs

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Employment History 

  • SQL/Power BI Developer

    Colaberry Inc.
    July 2022 - Present

    • Data Analysis & Reporting:
    o Developed and maintained complex SQL queries and stored procedures to extract, manipulate, and analyze data from various databases.
    o Designed and implemented interactive dashboards and reports using Power BI, enabling stakeholders to visualize key performance indicators (KPIs) and trends.
    o Automated data processing and reporting workflows, reducing manual efforts and increasing efficiency.
    • Business Intelligence Solutions:
    o Collaborated with cross-functional teams to gather requirements and translate business needs into technical specifications for BI solutions.
    o Led the development of customized Power BI dashboards, incorporating advanced DAX functions, calculated columns, and measures for deeper insights.
    o Optimized existing reports by enhancing visualizations, improving data refresh rates, and refining user experience.
    • Database Management:
    o Managed and optimized database performance, ensuring data integrity and security across multiple environments.
    o Implemented best practices for database design, indexing, and query optimization to improve performance.
    o Conducted data audits and validation processes to ensure accuracy and consistency in reporting.
    • Training & Support:
    o Provided training sessions and documentation to end-users, empowering them to utilize Power BI and SQL tools effectively.
    o Offered ongoing support to resolve data-related issues, ensuring smooth operation of reporting systems.

  • IT Support Specialist

    Mullege PLC.
    September 2012 - November 2021

    • Technical Support & Troubleshooting:
    o Provided IT support, troubleshooting hardware, software, and network issues for end-users.
    o Configured and maintained computer systems, ensuring smooth operation across various environments.
    • System Administration:
    o Managed servers, databases, and network infrastructure, ensuring high availability and security.
    o Implemented system updates and patches, maintaining compliance with industry standards.

Digital Credentials  

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