Open to opportunities

Roberto Bezerra de Melo Junior

@robertobezerrademelo

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Data Analyst with over 3+ years of experience in SQL, Power BI, and Python.

Brazil

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What I'm looking for

Seeking a challenging role that leverages my data analysis skills to drive business growth and optimize performance.

As a seasoned Data Analyst with a strong background in Economics, I leverage my expertise in Statistics, Mathematics, Causal Inference, and Time Series Analysis to drive business growth. With a Master's degree in Applied Economics and a proven track record of publishing scientific articles, I excel in identifying data trends, providing solutions, and presenting data reports.

Throughout my professional journey, I have developed a unique blend of technical and soft skills, including market research, communication, leadership, and data science. My proficiency in tools like SQL, Power BI, Python, R, and STATA enables me to drive business decisions and optimize performance.

I am passionate about using data to tell stories and drive business growth. With a strong foundation in statistics and predictive modeling, I am confident in my ability to make a meaningful impact in any organization.

Experience

Work history, roles, and key accomplishments

Current

Mid - Level Data Analyst

Current

Ecovias do Cerrado

Dec 2022 - Present (2 years 5 months)

Developed a road safety study using SQL and Python for data processing and Power BI for visualization, with the potential to reduce road risk by up to 50%

SQL Power BI Python

Data Analyst - Financial analyst

Master Contabilidade

Feb 2022 - Jan 2023 (11 months)

Creation of data quality routines and task automation, with Python and Excel, ensuring a 13% optimization of time spent on analysis

Power BI Python Excel

Junior Data Analyst - Market Analyst

Equatorial Energy

Feb 2022 - Jan 2023 (11 months)

Implementation of non-compliance verification automation with PL/SQL and Power BI, ensuring an average improvement of 20%, reducing exposure to regulatory risk, in a scalable manner and implemented for all 6 companies in the group

Pl SQL Power BI Excel

Junior Data Analyst

Ecovias do Cerrado

Sep 2022 - Dec 2022 (3 months)

Co-leadership of a project that resulted in a reduction of up to 37% in CAPEX costs and 70% in OPEX costs

SQL Power BI Python

Freelancer Data Analyst

Freelancer

Jan 2022 - Sep 2022 (8 months)

Implementation of financial analyses using Excel and Power BI, ensuring the structuring of the purchasing sector of companies in the electricity sector, increasing the efficiency of purchasing processes by up to 40%

Power BI Python Excel