Simera Professional Key (SPK)

Ronald C

Chile

Senior Data Scientist

$ 4,200/month

10+ yrs exp

Results-driven Data Scientist and Mathematical Engineer with 9+ years of proven experience in data integration, machine learning, and process optimization. Specializes in developing automated, cost-saving solutions and leading high-impact projects. Excels at transforming complex data into actionable business insights using Python, SQL, PySpark, and advanced visualization tools, with extensive cloud experience (AWS, GCP, Azure).

Skills

  • Machine Learning
  • Python
  • Spark
  • SQL
  • Data Engineer
  • Machine Learning/ML
  • Phyton
  • Pyspark
  • Python/R
  • Data Interpretation
  • Performance Optimization
  • data scientist
  • Process Optimization
  • Python3
  • Process Optmization
  • Systems & Process Optimization
  • Mahcine Learning
  • Process Optimization
  • Integration
  • HR Process Optimization
  • machine learning
  • Paython
  • Data integration
  • • Process Optimization

Ronald C

Chile

Senior Data Scientist

$ 4,200 /month

10+ yrs exp

Results-driven Data Scientist and Mathematical Engineer with 9+ years of proven experience in data integration, machine learning, and process optimization. Specializes in developing automated, cost-saving solutions and leading high-impact projects. Excels at transforming complex data into actionable business insights using Python, SQL, PySpark, and advanced visualization tools, with extensive cloud experience (AWS, GCP, Azure).

Skills

  • Machine Learning
  • Python
  • Spark
  • SQL
  • Data Engineer
  • Machine Learning/ML
  • Phyton
  • Pyspark
  • Python/R
  • Data Interpretation
  • Performance Optimization
  • data scientist
  • Process Optimization
  • Python3
  • Process Optmization
  • Systems & Process Optimization
  • Mahcine Learning
  • Process Optimization
  • Integration
  • HR Process Optimization
  • machine learning
  • Paython
  • Data integration
  • • Process Optimization

Senior Data Scientist

GMN GROUP
May 2023 - November 2024

• Developed Python applications and PowerBI dashboards integrating SAP PM data, reducing process time by 20% and increasing overall operational efficiency. • Implemented system integrations between GitHub, SQL, and Jenkins, cutting manual tasks by 40% and enhancing data traceability by 50%. • Designed and deployed a machine learning model to optimize spare parts procurement, boosting predictive maintenance accuracy by 80%.

Data Scientist LATAM

OLX GROUP
February 2021 - March 2023

• Engineered ETL pipelines and predictive models (using PySpark, SQL) that increased vehicle price prediction accuracy by 75%. • Led a data migration from GCP to AWS and automated critical ETL processes, improving operational efficiency by 25%. • Developed an NLP model for WhatsApp to automate vehicle purchasing, reducing decisionmaking response time by 50% and increasing conversion rates by 15%.

Senior Data Scientist

ARTIFICYAN
March 2020 - January 2021

• Spearheaded the development of machine learning models (TensorFlow, Scikit-Learn) for agro-climatic analysis, achieving a 60% improvement in prediction accuracy over a 25- year horizon. • Coordinated geospatial analysis projects and created

Optimization Consultant & Data Scientist

SMARTBP
February 2019 - February 2020

• Designed and implemented MILP optimization models with CPLEX-IBM, achieving a 30% reduction in operational costs. • Automated order management processes using Python and DB2-SQL, reducing process cycle time by 35% and increasing order throughput by 25%.

Data Scientist

STUPENDO
April 2018 - January 2019

• Developed segmentation models (SVM, K-means) and performed behavioral analysis using Python, PostgreSQL, and MongoDB, leading to a 15% increase in targeted marketing efficiency. • Built interactive dashboards with Google Colab, Plotly, and QlikView that increased sales conversion rates by 20% and improved customer retention by 10%. • Streamlined data processing workflows, reducing data retrieval times by 40%.

Senior Quantitative Research Analyst

EVALUESERVE
September 2011 - July 2017

• Created quantitative models and conducted financial analyses, reducing report generation time by 50%. • Automated daily reporting and index management with MATLAB/VBA libraries, increasing operational efficiency by 35%.

Smart Scores

Communication
60
Role Fit
100
Adaptability
60
Problem-solving
90

Smart Skills

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