Gaston R. Profile | Freelancer

5.0

(28 reviews)

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$35 USD / hour

Flag of ARGENTINA

mendoza,

$35 USD / hour

It's currently 2:55 PM here

Joined October 7, 2020

0 Recommendations

Gaston R.

@gastonrosselot

5.0

(28 reviews)

5.8

5.8

$35 USD / hour

Flag of ARGENTINA

mendoza,

$35 USD / hour

97%

Jobs Completed

90%

On Budget

90%

On Time

17%

Repeat Hire Rate

Power BI | Google Data Studio | SQL

✅ 10+ years of experience working on BI projects ✅ 70+ projects completed in online marketplaces ✅ Degree in Computer Science ✅ Master Degree in Software Engineering I provide business intelligence solutions, including interactive dashboards, business modeling, application development and data analysis to improve business performance I have a strong background in databases and programming tools, since I graduated in Computer Science and have worked as BI Analyst, ERP Consultant and Oracle DBA. My core strengths include: ☑️ Data Extraction/Cleaning (ETL) ☑️ Data Automation ☑️ Dashboard development ☑️ Microsoft Power BI ☑️ Google Data Studio Development ☑️ Oracle OBIEE Development ☑️ Data Analysis ☑️ Report Design and Visualization ☑️ Data Modeling and Design ☑️ SQL, SSIS, PostgreSQL, MySQL, Oracle ☑️ DAX, M programming Keep the warranty, always available and fast response.

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Portfolio Items

Analysis of how campaigns and sales work together evidenced by correlation on Power BI graphs.

Marketing Campaign Analysis

Analysis of how campaigns and sales work together evidenced by correlation on Power BI graphs.

Marketing Campaign Analysis

Calculation of standard graph metric PageRank and connected components project using breadth-first-search method.

PageRank and connected components algorithms

Calculation of standard graph metric PageRank and connected components project using breadth-first-search method.

PageRank and connected components algorithms

Key Performance Indicators that communicates the amount of progress made toward a measurable goal.

Power BI Dashboard Video

Oracle OBIEE dashboard
Sales by manager and product category with many drill down levels.

Oracle OBIEE Sales dashboard

Oracle OBIEE dashboard
Sales by manager and product category with many drill down levels.

Oracle OBIEE Sales dashboard

Oracle OBIEE dashboard
Sales by manager and product category with many drill down levels.

Oracle OBIEE Sales dashboard

Oracle OBIEE dashboard
Sales by manager and product category with many drill down levels.

Oracle OBIEE Sales dashboard

We can observe a high positive correlation (0.9) between
accurate crosses percent (% Centros) and accurate pass to penalty area percent (% pases al area).
Like these two, there are also other influential factors in the analysis of the player attributes

Soccer players correlation heatmap

Performance and time KPI tracked in Google Data Studio.

Google Data Studio Dashboard

Performance and time KPI tracked in Google Data Studio.

Google Data Studio Dashboard

Performance and time KPI tracked in Google Data Studio.

Google Data Studio Dashboard

Performance and time KPI tracked in Google Data Studio.

Google Data Studio Dashboard

Reviews

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Showing 1 - 5 out of 27 reviews

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5.0

$50.00 USD

Great work!

D

Daniel A.

@dassefa

•

6 months ago

5.0

$230.00 USD

DataStudio formula

He is a data analytics expert

Google Data Studio

Carla R.

@CarlaRodJung

•

6 months ago

5.0

$30.00 USD

Project for Gaston R.

Gaston did a great job! He was very professional and delivered an amazing work! I highly recommend him!

Database Programming

Continuous Integration

Data Integration

+1 more

M

Mill L.

@mill44

•

6 months ago

5.0

$30.00 USD

Power BI-freshDesk

excelente profesional

Microsoft PowerBI

Edwin A.

@recursoshe

•

8 months ago

5.0

€500.00 EUR

Muy buen profesional. Sabe lo que hace. Volveremos a trabajar con el.

Data Processing

Data Extraction

L

Enrique D.

@Lasertam

•

9 months ago

Experience

IT Consultant

Jan 1991 - Present

Full-time consultant

Education

Master's degree in Software and Knowledge Engineering

Universidad Politécnica de Madrid,

Spain

1997 - 1999

(2 years)

Bachelor's degree in Computer Science

Universidad de Mendoza,

Argentina

1991 - 1997

(6 years)

Qualifications

Kaggle

2021

Micro-course in data visualization using matplotlib and seaborn. https://www.kaggle.com/learn/certification/gastonrosselot/data-visualization

Oracle University

2002

Oracle Certified DBA

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Certifications

Preferred Freelancer Program SLA 1

100%

Top Skills

22

Data Processing

17

13

Database Development

10

4

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