Ayar Yuman Paco Sanizo Email & Phone Number

Bolivia

• Develop a serverless RAG chatbot that answers questions about home service addons and promotes them to interacting customers.• Build machine learning models, design A/B tests, and automate MLOps pipelines related to upselling initiatives in the mobile business.• Develop data pipelines to handle big data, culminating in feature groups used to train various machine learning models across LATAM.• Build a time series anomaly detection model to identify anomalies in hourly consumption behavior. The model detects atypical hours and days at different aggregation levels, such as country, state, or city.• Mentor data scientists across 9 countries on best practices in Generative AI, Data Science, MLOps, and Cloud Computing using AWS services.Employment type: Independent contractor through XML International

La Paz, Bolivia

• Led and mentored a team of data scientists, applying agile methodologies to meet deadlines and helping them think critically about design decisions while understanding the value of building solutions for automation.• Designed a Next Best Offer solution based on machine learning models and conducted several A/B tests for its adoption. In the first year, the solution generated an increase of approximately 2.1 million USD in gross revenue.• Developed a data-driven approach based on machine learning models to improve customer fund retention. A/B test results showed a reduction of approximately 1.8 million USD in lost funds in the first year.

La Paz, Bolivia

• Developed machine learning models to address critical challenges arising from economic policies implemented during the pandemic. Predicted which customers were more likely to renegotiate the terms of their loans and segmented them so that credit officers could approach them more effectively.• Designed a machine learning infrastructure based on Docker containers to isolate dependencies and prevent future deployment issues.• Led the enhancement of a data warehouse and the implementation of dashboards to support decision-making processes in the company.

Cochabamba, Bolivia

• Improved an outdated churn prediction model developed by a third-party provider by applying design thinking principles to reframe the problem, data science best practices to train a more advanced model, and big data technologies to handle multiple data sources.• Automated the analysis and visualization of several data sources to understand the behavior of various metrics over time, enabling the detection of time series anomalies that were previously missed by traditional methods used by the data engineering team.• Designed a systematic approach to improve sales campaigns for new postpaid products. Conducted a behavioral segmentation analysis to target the initial campaign, and by collecting sales data from that campaign, trained and deployed a machine learning model to identify prospects with similar behavior to early adopters.

La Paz, Bolivia

La Paz, Bolivia

La Paz, Bolivia

• Conducted a quantitative analysis of a business plan for a large company in the consumer goods industry, assisting its investors in negotiating their shares.• Identified key data sources for the analysis by interviewing various managers and analysts within the company under study.• Applied cost engineering practices, time series forecasting, and Monte Carlo simulations to reveal different business scenarios that supported the negotiations.

La Paz, Bolivia

• Improved the production logistics in the factory floor of a middle sized furniture company by tracking orders and making data driven changes in the operations.• Improved the manufacturing resource planning system by applying cost engineering practices, time study methods and SKU clustering analysis.

La Paz, Bolivia

• Supported decision-making in operations management by conducting several statistical analyses of logistics operations between facilities in Bolivia, Peru, and Chile.• Improved the planning and control system by redesigning reports for better readability and completeness of information, applying data visualization and statistical analysis techniques.

La Paz, Bolivia

La Paz, Bolivia

La Paz, Bolivia

La Paz, Bolivia

Bachelor Of Science, Statistics

Bachelor Of Engineering, Industrial Engineering