Dennis Sahid Morales Pezo
About
Detail
Guayas, Ecuador
Résumé
Jobs
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- TJunior Intern In Data Analysis And Machine LearningThinknow LLCJan 2025 - Aug 2025 (8 months)I completed an 8-month remote internship for a company in the United States where I worked with the Data and AI team on cleaning, filtering, and processing structured data, as well as creating the corresponding graphs for proper interpretation. In addition, I was part of the machine learning model training process for generating synthetic data in Python using libraries and modules such as: • Pandas: Library for cleaning, filtering and processing structured data. • Numpy: Library for calculations and arrangements with multidimensional arrays. • Matplotlib & Seaborn: Libraries for professional data visualization. • Scikit-Learn: Library for Machine Learning and Predictive Analysis. • SDV: Library for Synthetic data generation based on Real Da
Education
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Python for Data Science & Machine LearningUdemyJan 2025- The Secrets of Confidence and CommunicationUdemyJan 2025
- UData Science EngineerUNIVERSIDAD DE ESPECIALIDADES ESPÍRITU SANTO - UEESJan 2024 - Current (2 years 7 months)
- UHigh SchoolUnidad Educativa Bilingüe Thomas MoreJan 2023
- Programming with Python and JavaOpenBootcampJan 2022 - Jan 2023 (1 year 1 month)
Projects (professional or personal)
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- EEnterprise-Grade Commerce BackendJun 2026 - Current (2 months)Engineering a robust backend API for an e-commerce platform. The core system is built in Java to handle high-concurrency business logic, supported by a relational PostgreSQL database architecture. The primary focus is ensuring strict transactional integrity (ACID properties) for the secure management of users, shopping carts, and inventory workflows. I utilize AI assistants to audit code, optimize complex SQL queries, and accelerate endpoint development.
- PPrivate AI Transcription SystemJun 2026I created an AI transcription system with Notion Database connection
- CCustomer Support Optimization AI (Data Pipeline & Forecasting)May 2026 - Current (3 months)
- NN8n Automatized botsFeb 2026 - Jun 2026 (5 months)
- RRelational Database Modeling & PostgreSQL FoundationsDec 2025 - Feb 2026 (3 months)Experimental design of relational schemas, database normalization, and optimization of SQL queries (complex JOINs, aggregations) in preparation for data architectures in production environments.
- RRelational Database Modeling & PostgreSQL FoundationsNov 2025 - Feb 2026 (4 months)Experimental design of relational schemas, database normalization, and optimization of SQL queries (complex JOINs, aggregations) in preparation for data architectures in production environments.