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Jefferson Fernandez

Jefferson Fernandez

Data Scientist

Kraft Heinz

Technologies

My Portfolio Highlights

My New Course

Introduction to Python

Analytical pioneer, exploring uncharted territories in the world of data.

My Work

Take a look at my latest work.

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Introduction to Functions in Python

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Introduction to Python

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Intermediate Python

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

My Work Experience

Where I've interned and worked during my career.

Halliburton Energy Services | Jan 2017 - Present

Data Scientist

`● Identify bottlenecks in hydraulic fracturing operations and determine trends and significant data relationships by preparing dashboards in Power Bi and developing algorithms and performing exploratory data analysis in python. ● Carry out detailed statistical analysis and testing to identify significant data relationships. ● Utilize strong analytical abilities to develop appropriate predictive models/algorithms, data modeling, and model deployment for different DevOps projects as per set standards. ● Perform case studies utilizing SQL to identify material usage, identify trends, overperformers and underperformers. ● Develop Time Serries forecasts of fleet performance, future revenue and identify trends in advance to minimize cost and drive-up revenue. ● Present data insights to stakeholders and clients and help foster a data-centric culture within the analytics team to reach KPI goals for the clients. ● Utilize unsupervised algorithms to cluster rig performance and identify crews top performing fleets and fleets that are falling behind. ● Develop fault detection algorithms to identify equipment failure in advance and help prevent catastrophic failure. ● Perform data engineering tasks such as data cleaning, data transformation.
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My Education

Take a look at my formal education

Engineering in EngineeringNew Mexico Tech | 2017

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