Ivan Guman Software Developer/BI Developer
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I am a dedicated educator with a teaching style centered on a participant-based methodology. This approach allows me to adapt my teaching strategies to each student, focusing on their individual needs and learning preferences. I believe every learner is unique, and it is essential to create a personalized educational experience that suits diverse backgrounds and skill levels.

I am very patient and take the necessary time to ensure that each student fully understands the material. I offer personalized guidance tailored to each student's progress, adjusting lessons to accommodate different learning styles and paces. My goal is to ensure that no student feels left behind, and I am committed to providing the support they need to thrive.

I understand the importance of recognizing individual achievements, no matter how small, as this motivates students to continue striving for excellence. By the end of each course, students are equipped with the practical knowledge they need to succeed in their endeavors.

Subjects

  • Power BI Beginner-Intermediate

  • Crystal reports Beginner-Expert

Experience

  • Microsoft Power BI: Basic & Intermediate (Jan, 2024–Present) at INFOTEP, Santiago, Republica Dominicana
    I offer basic and intermediate-level Power BI classes to company employees looking to implement Power BI for their data management. The classes are conducted remotely via Zoom, Google Hangout, or any other platform preferred by the company. The training is customized according to the specific needs of the company and the availability of its employees. All sessions are recorded and stored on an easily accessible platform, allowing employees who miss any of the live sessions to watch the recorded content. Periodic assignments or tasks are given for practice during free time, and a project is assigned at the end of each module.
  • BI Developer (May, 2018–Jul, 2024) at VELTREX, Santiago, Republica Dominicana
    - Designed and managed interactive dashboards using Power BI and Crystal Reports.
    - Transitioned into the role of Product Owner, leading product development and facilitating stakeholder engagement.
    - Integrated data from multiple sources, including Excel and SQL Server DDL, ensuring seamless data flow.
    - Enhanced report performance, reducing execution time from 30 minutes to just 5 minutes.
    - Established standardized processes for efficient report creation and modification.
    - Collaborated with clients and internal stakeholders to identify data requirements and deliver tailored solutions.
    - Developed, optimized, and debugged complex SQL queries for improved database performance.
    - Engaged with business users to gather, define, and document comprehensive reporting requirements.
    - Worked closely with a team of three Senior developers to deliver high-quality solutions.
    - Mentored and supported new hires and junior team members, providing guidance to up to two individuals per year.
    - Authored and optimized SQL queries, views, and stored procedures for improved data retrieval and reporting.
  • Senior Software Developer (Jan, 2010–May, 2018) at ADGSYSTEMS, Santiago, Republica Dominicana
    ● Created Dashboards and reports with Excel and Crystal Reports.
    ● Fixed client database errors, managed and restored backups, recovered broken databases.
    ● Developed data models and database designs to plan projects.
    ● Collaborated with project management teams to define project scope and timelines.
    ● Developed over 10 tools for data importing using C# and Visual FoxPro.
    ● Imported data using SQL Server and PostgreSQL DDL and scripts.
    ● Involved in the migration of informatics objects in all phases of 12+ projects
    ● Led a team of 2 developers and 3 collaborators.
    ● Assessed data processing proposals and requirements to determine project feasibility.
    ● Developed 12+ informatics mappings.
    ● Analyzed workflows and established priorities for daily operations.
    ● Devised reports and visualizations to present requested data in sleek format.
    ● Worked successfully with diverse group of coworkers to accomplish goals and address issues related to our products and services.

Education

  • Microsoft Power BI: Intermediate (Oct, 2022–Dec, 2022) from INFOTEP
  • Microsoft Power BI: Basic (Aug, 2022–Oct, 2022) from INFOTEP
  • Informatics Engineer (Aug, 2002–May, 2008) from UTESA (Universidad Tecnológica de Santiago - UTESA)

Fee details

    US$50–100/hour (US$50–100/hour)

    Fees may vary depending on the number of participants per session, course level, session duration, day of the week, and whether the class is remote or in-person.

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