Diana Mayorga Email & Phone Number

Canada

Montreal, Quebec, Canada

• Developing AI-driven solutions to enhance customer experiences in immigration services, focusing on streamlining processes for Canada-bound immigrants.Key Projects:
• Building an AI-powered tool to increase efficiency in immigration consultations using Python and machine learning.
• Designing a personalized recommendation system for immigration pathways.
• Implementing an API-integrated chatbot with Dialogflow and Vertex AI to handle user queries.
• Optimizing data… Show more Developing AI-driven solutions to enhance customer experiences in immigration services, focusing on streamlining processes for Canada-bound immigrants.Key Projects:
• Optimizing data management with NoSQL solutions for improved system performance. Show less

Bogotá, Colombia

• Led and transformed the Business Intelligence group, driving data-driven decision-making across the organization through advanced analytics and innovative BI solutions.Key Responsibilities and Achievements:
• Spearheaded ETL processes using Pentaho and Python, optimizing data integration and improving data quality by 30%.
• Developed sophisticated descriptive models using Python, Power BI, and Tableau, providing actionable insights that increased operational efficiency by… Show more Led and transformed the Business Intelligence group.
• Developed sophisticated descriptive models using Python, Power BI, and Tableau, providing actionable insights that increased operational efficiency by 25%.
• Designed and implemented interactive dashboards with Python (embedded in HTML) and Power BI, enhancing data visualization and reducing decision-making time by 40%.
• Created predictive models using RStudio, Python, and Knime, forecasting key business metrics with 85% accuracy.

Bogota, Colombia

Bogota, Colombia

• Spearheaded data-driven psychometric analysis and advanced data qualification processes, leading a technical team of psychometricians and data analysts. Promoted from psychometrist due to exceptional performance in.
• Implemented cutting-edge data analysis techniques in psychometric plans and qualification processes, significantly enhancing assessment accuracy and data-based decision making.
• Engineered… Show more Spearheaded data-driven psychometric analysis and advanced data qualification processes, leading a technical team of psychometricians and data analysts. Promoted from psychometrist due to.
• Engineered robust data pipelines using R and Python for critical process phases including data grouping, item analysis, and qualification, improving efficiency by 40%.
• Developed advanced statistical models and data visualization tools using SQL, Excel, and Power BI to derive actionable insights from complex psychometric data sets.
• Pioneered the use of machine learning algorithms for pattern recognition in test responses, increasing the predictive validity of assessments by 25%.

Bogota, Colombia

• Contributed to the development and validation of data-driven psychometric tools, leveraging statistical analysis to enhance assessment processes and lay the groundwork for advanced data analytics in psychometrics.Key.
• Conducted in-depth statistical analyses using R and Python to identify and apply technical references for specific psychometric processes, improving assessment accuracy by 20%.
• Developed data cleaning and preprocessing scripts… Show more Contributed to the development and validation of data-driven psychometric tools, leveraging statistical analysis to enhance assessment processes and lay the.
• Developed data cleaning and preprocessing scripts, ensuring high-quality datasets for test construction and validation.
• Implemented data visualization techniques using tools like matplotlib and seaborn to present complex psychometric data in accessible formats.
• Constructed comprehensive technical documents incorporating data-driven insights, enhancing the empirical foundation of test development.

Bogotá, Colombia

• Leveraged data-driven approaches in the construction, design, and validation of basic, functional, and behavioral tests for 434 PDET municipalities.Key Contributions:
• Implemented statistical analysis techniques using R and RStudio to evaluate test reliability and validity.
• Utilized Microsoft Power BI to create interactive dashboards for visualizing test performance data across municipalities.
• Developed Python scripts for automated data cleaning and preprocessing of… Show more Leveraged data-driven approaches in the construction, design, and validation of basic, functional, and behavioral tests for 434 PDET.
• Developed Python scripts for automated data cleaning and preprocessing of large-scale test results.
• Applied advanced psychometric models to analyze item response patterns and improve test accuracy. Show less

Bogota, Colmbiana

• Led data-driven psychometric initiatives, focusing on organizational assessment tools and statistical analysis to enhance employee performance and well-being.Key Responsibilities and Achievements:
• Optimized the organizational climate measurement instrument using advanced statistical techniques, improving validity by 25%.
• Developed and validated a data-driven commitment measurement tool, increasing prediction accuracy of employee retention by 30%.
• Conducted comprehensive… Show more Led data-driven psychometric initiatives, focusing on organizational assessment tools and statistical analysis to enhance employee performance and well-being.Key Responsibilities and.
• Conducted comprehensive organization-wide evaluations, analyzing climate, culture, and performance data using R and Python.
• Performed in-depth statistical analysis on written evaluation results, identifying key trends and areas for improvement.

Bogota, Colombia

• Leveraged data-driven methodologies in psychometric test development and analysis for the capital district's call 431.Key Contributions:
• Implemented statistical models for the construction and validation of basic, functional, and behavioral tests, improving test reliability by 20%.
• Conducted advanced statistical evaluations of written functional and behavioral test outcomes using R, identifying key performance indicators.
• Developed automated data processing scripts to… Show more Leveraged data-driven methodologies in psychometric test development and analysis for the capital district's call 431.Key Contributions:
• Developed automated data processing scripts to streamline rating and scoring procedures, reducing processing time by 30%.
• Created data visualizations to effectively communicate psychometric findings to non-technical stakeholders. Show less

Bogota, Colombia

• Implemented data-driven strategies to optimize HR processes and enhance employee experience.Key Contributions:
• Developed a data analytics dashboard using Power BI to track and visualize key HR metrics, improving decision-making efficiency by 25%.
• Utilized predictive analytics to optimize personnel selection processes, increasing successful hires by 30%.
• Designed and analyzed employee wellness surveys, identifying trends to inform targeted wellness campaigns.
• Created… Show more Implemented data-driven strategies to optimize HR processes and enhance employee experience.Key Contributions:
• Created a data-driven performance evaluation system, correlating training programs with employee productivity metrics. Show less

Tenjo, Colombia

• Integrated data-driven methodologies into psychological practice and organizational processes.Key Contributions:
• Developed and implemented data analysis protocols for evaluating application processes, improving selection efficiency by 20%.
• Conducted statistical analysis of psychotechnical assessments, enhancing interpretation accuracy and validity by 25%.
• Created a data-driven model for analyzing written test outcomes, identifying key performance indicators and… Show more Integrated data-driven methodologies into psychological practice and organizational processes.Key.
• Created a data-driven model for analyzing written test outcomes, identifying key performance indicators and trends.
• Designed evidence-based wellness programs using insights from data analysis, increasing employee satisfaction by 30%.

Postgraduate Degree, Big Data

Especialista En Analítica Estratégica De Datos, Computer Programming, Specific Applications

Magister En Dirección Y Gestión De Talento Humano, Human Resources Management/Personnel Administration, General

Psicóloga, Psychology