Raissa Pereira
Ridgewood
Summary
Results-driven Data Analyst with experience at Kolesa Group, skilled in data visualization and analysis. Proficient in Python and SQL, I excel at transforming complex data into actionable insights. My analytical problem-solving abilities have supported informed decision-making and enhanced team performance through effective reporting and visual communication.
Overview
8
8
years of professional experience
Work History
Data Analyst
Kolesa Group
03.2021 - 02.2024
- Analyzed data sets to identify trends and patterns for informed decision-making.
- Developed visualizations using tools such as Tableau to communicate insights effectively.
- Assisted in data collection processes, ensuring accuracy and completeness of information.
- Supported team members by preparing reports that summarize analysis findings.
Mining Engineer
Central Asia Industrial Company
09.2015 - 08.2019
- Conducted geological assessments to determine mineral viability and optimize extraction strategies.
- Collaborated with cross-functional teams to implement safety protocols and enhance operational efficiency.
- Analyzed data from drilling operations to improve resource recovery and minimize waste.
- Developed detailed mine plans to maximize productivity while ensuring compliance with regulations.
Education
Master's Degree - Mining Engineering
East Kazakhstan State Technical University
Ust-Kamenogorsk, Kazakhstan06-2016
Bachelor's Degree - Mining Engineering
East Kazakhstan State Technical University
Ust-Kamenogorsk, Kazakhstan06-2014
Skills
- Data visualization and presentations
- Data analysis
- Python programming
- Excel functions
- SQL
- Data cleaning
- SQL databases
- Analytical problem solving
- Tableau
- Project management
Languages
Russian
Native or Bilingual
Interests
- Running
- Hiking
- Tennis
Timeline
Data Analyst
Kolesa Group
03.2021 - 02.2024
Mining Engineer
Central Asia Industrial Company
09.2015 - 08.2019
Master's Degree - Mining Engineering
East Kazakhstan State Technical University
Bachelor's Degree - Mining Engineering
East Kazakhstan State Technical University
Master of Sport in Radio Direction Finding and Sport Orienteering
I had been participant in National team. My Best awards are Silver medal in Junior Europe CHampionship (Poland, 2006), Gold Medal in category "Under 19" Asian Championship (Mongolia, 2007), Bronze Team medal on World ARDF Championship in category "Under 19" (South Korea,2008).
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