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Carlos Fernandez

Carlos Fernandez

QA engineer

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Technologies

My Portfolio Highlights

My New Course

Introduction to SQL

Data gardener, nurturing insights to bloom and thrive in the data ecosystem.

My Work

Take a look at my latest work.

course

Understanding Data Engineering

course

Introduction to SQL

course

Intermediate SQL

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.

HireRight | Aug 2022 - Present

Sr SQL Development QA

I’m a QA engineer that builds and tests SQL Scripts, Tableau dashboards, SAP and Knime developments. SQL: Usually, my team create views using fact tables and its combinations, here I must validate data consistency across all fact tables, so the view shows accurate data. Tableau: We create dashboards with important information for customers, here my job is to validate that what’s going to be presented to customers shows real and accurate data, to do this I’ve to make a comparison between Tableau source and our core architecture. ETL-SAP & Knime: Here I have to validate the data job, I analyze the logic and core architecture so data is built in a way we get the outcome we are expecting.
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Grupo Armstrong | May 2018 - Sep 2021

Senior Data Specialist

restructuration, the group it’s on the security industry and their main activity is cash pick up. My duties were the following: • Coordinate work teams for software implementations. • Developing pick up routes with SAP Territory Planner. • Client analysis reports that helped us to know which clients were more valuable and which ones where not that affordable, this helped to make segmentations of revenue per physical zones of the city and traffic times. • Setting KPI ́s and data inputs so it allows us to understand business behavior and make wisdom decisions.

Arca Continental | Jun 2017 - Apr 2018

Sales Data Coordinator

My responsibilities on this position were the following: • Weekly demand forecast taking in count weather, special orders and production status, once I got this data, I built a math algorithm for each product that tells me the optimal order. I got 86% accuracy vs real transactions about 440 products among 118 distribution centers. • Sales objectives reports developing for each member of sales force, so the Sales Manager could monitor daily progress. • Client database administration on SAP.

Arca Continental | Jun 2016 - May 2017

Intern

I had a part time internship at the Comptroller Area, GM hired me to help teammates with work tools design and optimization to make their activities easier and more effective using VBA coding.

LAFEX | Jan 2016 - May 2016

Intern

Here I developed layout drawings for door cutting, sink and toilet 3D design, all this using CATIA and AutoCAD. My job was to translate the owner ideas into drawing files and deliver them to the production area.

My Education

Take a look at my formal education

Introduction to Python DataCamp | 2022
Intermediate Python DataCamp | 2022
Certification, SQLPlatzi | 2021
Bachelor of Science - BS, Industrial and Systems Engineering  · (agosto deTecnológico de Monterrey | 2017

About Me

Carlos Fernandez

Hi there, I’m an enthusiastic about data science, I find it a very powerful tool that helps all of us to understand human behavior and how to approach daily problems with solutions that are in front of us, but we don’t see them until we analyze data.

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