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Julian David Fernandez

Julian David Fernandez

Data Analyst

Perficient | Colombia


My Portfolio Highlights

My New Course

Introduction to SQL

My New Workbook

Project: Analyzing Unicorn Companies

Data conductor, leading the orchestra of insights with analytical finesse.

My Work

Take a look at my latest work.


Course Notes: Database Design


Case Study: HR Analytics in Power BI


My Python workspace


Project: Analyzing Unicorn Companies

My Certifications

These are the industry credentials that I’ve earned.

Other Certificates

Srumstudy Scrum Master

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.

Coderhouse | Aug 2021 - Dec 2022

Data Analytics, Python and SQL Tutor

Live classes assistant that involves weekly corrections of challenges, questions, and answers after classes.
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Perficient Latin America | Nov 2020 - Present

Data Analyst

BI and Tableau) for Medical Card System, Inc Puerto Rico. Health care dashboard, reporting implementation and maintenance.

Overactive | Nov 2020 - Dec 2021

Data Analyst

Data Analyst with Business Intelligence (Power BI and Tableau) for Abarca and Medical Card System, Inc Puerto Rico.

Celsia Energía | Jun 2014 - Nov 2020

Análisis gestión tiempo real

SCADA Admin, Database and Infraestructure Admin. Migration, integration, and data quality leader for HV/MV Networks operations systems and Geographic System GIS implementations.

Pontificia Universidad Javeriana Cali | Feb 2013 - Jun 2017

Profesor hora catedra

Impartir cursos de Programación en Python (introducción y taller de programación), Robotica de Manipuladores y Tecnología Electrónica I.

NewByte | Jun 2008 - Jun 2014


Desarrollo de software, sistemas de información en la nube, desarrollo frontend HTML/CSS/JS y backend en PHP.

Pontificia Universidad Javeriana Cali | Mar 2011 - Dec 2013

Joven Investigador

Investigación de tecnologías y tendencias de Smart Grids alrededor de CIM para futuras implementaciones de modelo de datos e integraciones entre sistemas de información del Sector Eléctrico, Comercial (CRM) y GIS.

PROPAL S.A. | Feb 2010 - Oct 2010

Ingeniero auxiliar

Ingeniero de Programación, modelado y Control de Caldera de recuperación. Con tecnología Rockwell Automation, OPC y MATLAB.

My Education

Take a look at my formal education

Master's degree, Electrical and Electronics EngineeringPontificia Universidad Javeriana | 2014
Electronic Engineer, Programming, Industrial Control and Automation , Web DevelopmentPontificia Universidad Javeriana | 2009

About Me

Julian David Fernandez

Skilled Data Analyst with 6+ years of experience in healthcare BI analytics, coding (Python, PHP, C/C++), project management, and web development. Specializing in SQL, Power BI, Tableau, Laravel, and jQuery. Expertise in SCADA, GIS, Data Integration,

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