Slava Calestru
Data Scientist at Proximus Ada- Claim this Profile
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English Full professional proficiency
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Russian Native or bilingual proficiency
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Romanian Native or bilingual proficiency
Topline Score
Bio
Credentials
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TensorFlow Developer Certificate
TensorFlow Certificate ProgramMar, 2022- Oct, 2024 -
Generative Deep Learning with TensorFlow
CourseraFeb, 2022- Oct, 2024 -
TensorFlow: Advanced Techniques
CourseraFeb, 2022- Oct, 2024 -
Advanced Computer Vision with TensorFlow
CourseraJan, 2022- Oct, 2024 -
Custom Models, Layers and Loss Functions with TensorFlow
CourseraJan, 2022- Oct, 2024 -
Custom and Distributed Training with TensorFlow
CourseraJan, 2022- Oct, 2024 -
Convolutional Neural Networks in TensorFlow
DeepLearning.AIDec, 2021- Oct, 2024 -
DeepLearning.AI TensorFlow Developer
CourseraDec, 2021- Oct, 2024 -
Natural Language Processing in TensorFlow
DeepLearning.AIDec, 2021- Oct, 2024 -
Sequences, Time Series and Prediction
DeepLearning.AIDec, 2021- Oct, 2024 -
TensorFlow Developer Certificate in 2022
Zero To MasteryDec, 2021- Oct, 2024 -
Tensorflow for Artificial Intelligence, Machine Learning, and Deep Learning
DeepLearning.AIDec, 2021- Oct, 2024 -
Data Science and Machine Learning Bootcamp with R
UdemyNov, 2021- Oct, 2024 -
Linear Algebra theory and implementation in code
UdemyOct, 2021- Oct, 2024 -
Deep Learning Specialization
CourseraJul, 2021- Oct, 2024 -
Python OOP - Object Oriented Programming
UdemyJul, 2021- Oct, 2024 -
Sequence Models
DeepLearning.AIJul, 2021- Oct, 2024 -
Convolutional Neural Networks
DeepLearning.AIJun, 2021- Oct, 2024 -
Improving Deep Neural Networds: Hyperparameter Tuning, Regularization and Optimization
DeepLearning.AIMay, 2021- Oct, 2024 -
Structuring Machine Learning Projects
DeepLearning.AIMay, 2021- Oct, 2024 -
Linear Algebra
UdemyApr, 2021- Oct, 2024 -
Neural Networks and Deep Learning
DeepLearning.AIApr, 2021- Oct, 2024 -
Microsoft Power BI Desktop for Business Intelligence
UdemyMar, 2021- Oct, 2024 -
Analyzing Big Data with SQL
ClouderaFeb, 2021- Oct, 2024 -
Data Visualization in Spreadsheets
DataCampFeb, 2021- Oct, 2024 -
Exploratory Data Analysis in SQL
DataCampFeb, 2021- Oct, 2024 -
Foundations for Big Data Analysis with SQL
ClouderaFeb, 2021- Oct, 2024 -
Improving Query Performance in SQL Server
DataCampFeb, 2021- Oct, 2024 -
Intermediate Spreadsheets
DataCampFeb, 2021- Oct, 2024 -
Introduction to Statistics in Spreadsheets
DataCampFeb, 2021- Oct, 2024 -
Machine Learning No-Code Approach: Using Azure ML Studio
UdemyFeb, 2021- Oct, 2024 -
Pivot Tables in Spreadsheets
DataCampFeb, 2021- Oct, 2024 -
PostgreSQL Summary Stats and Window Functions
DataCampFeb, 2021- Oct, 2024 -
Python for Data Science and Machine Learning Bootcamp
UdemyNov, 2020- Oct, 2024 -
Case Study: School Budgeting with Machine Learning in Python
DataCampOct, 2020- Oct, 2024 -
Applied Data Science with Python Specialization
Coursera Course CertificatesSep, 2020- Oct, 2024 -
Applied Machine Learning in Python
Coursera Course CertificatesSep, 2020- Oct, 2024 -
Linear Classifiers in Python
DataCampSep, 2020- Oct, 2024 -
Supervised Machine Learning with scikit-learn
DataCampSep, 2020- Oct, 2024 -
Unsupervised Machine Learning in Python
DataCampSep, 2020- Oct, 2024 -
Applied Plotting, Charting & Data Representation in Python
Coursera Course CertificatesAug, 2020- Oct, 2024 -
Regular Expressions in Python
DataCampAug, 2020- Oct, 2024 -
Stanford Machine Learning Course (Coursera)
Coursera Course CertificatesAug, 2020- Oct, 2024 -
Introduction to Data Science in Python
Coursera Course CertificatesJul, 2020- Oct, 2024 -
The Data Science Course 2022: Complete Data Science Bootcamp
UdemyJun, 2020- Oct, 2024 -
Statistical Thinking in Python (Part 1)
DataCampMay, 2020- Oct, 2024 -
Cleaning Data in Python
DataCampApr, 2020- Oct, 2024 -
Manipulating DataFrames with pandas
DataCampApr, 2020- Oct, 2024 -
Merging DataFrames with pandas
DataCampApr, 2020- Oct, 2024 -
Python Data Science Toolbox (Part 1)
DataCampApr, 2020- Oct, 2024 -
Python Data Science Toolbox (Part 2)
DataCampApr, 2020- Oct, 2024 -
pandas Foundations
DataCampApr, 2020- Oct, 2024 -
Intermediate SQL
DataCampMar, 2020- Oct, 2024 -
Intermedieate Python
DataCampMar, 2020- Oct, 2024 -
Introduction to Python
DataCampMar, 2020- Oct, 2024 -
Introduction to SQL
DataCampMar, 2020- Oct, 2024 -
Joining Data in SQL
DataCampMar, 2020- Oct, 2024 -
Probability & Statistics
UdemyAug, 2019- Oct, 2024 -
Advanced Google Analytics
GoogleSep, 2019- Oct, 2024 -
Google Analytics for Beginners
GoogleAug, 2019- Oct, 2024 -
IELTS English language exam (7.5 out of 9.0)
IELTS OfficialMay, 2018- Oct, 2024
Experience
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Proximus Ada
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Belgium
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Computer and Network Security
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1 - 100 Employee
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Data Scientist
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Nov 2022 - Present
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The Stars Group
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Isle of Man
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Gambling Facilities and Casinos
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500 - 600 Employee
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Data Analyst
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Mar 2019 - Aug 2022
• Provide quality analysis and insights to stakeholders for the three company gaming verticals;• Responsible for the data pull and building of the MMM model;• As a part of the BI team worked on Multi-Touch Attribution model and the related documentation;• Involved in the ROI curves and brand value analysis project;• Provided multiple reports on such topics as: PPC performance overview, acquisition cohort analysis, customer LTV analysis, Paid and Organic social activity, First deposit promotions etc.• Involved in the PPC Cross-Sell performance data visualisation;• Work closely with the marketing team to ensure data-driven decisions; Show less
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Payment Specialist
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Sep 2018 - Mar 2019
• Gave presentations of the company’s products;• Determined customer needs and requirements;• Worked with a related CRM system;• Handled a range of complaints and queries in a professional manner;• Successfully met targets: Average handling time, User satisfaction rate etc;• Responsible for query distribution;
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Nova Lines
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United States
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Truck Transportation
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1 - 100 Employee
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Fleet Manager
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Jul 2016 - Jun 2018
● Supervised a fleet of 7 vehicles and 2 dispatchers; ● Handled broker-shipper contracts on a daily basis; ● Organized rational logistics for company’s trucks; ● Worked with related statistics and databases; ● Researched and analyzed data, presented results, wrote reports and made recommendations; ● Responsible for in-house training of new employees; ● Successfully met monthly targets, such as gross profit per truck; ● Worked closely with insurance and factoring companies; ● Supervised a fleet of 7 vehicles and 2 dispatchers; ● Handled broker-shipper contracts on a daily basis; ● Organized rational logistics for company’s trucks; ● Worked with related statistics and databases; ● Researched and analyzed data, presented results, wrote reports and made recommendations; ● Responsible for in-house training of new employees; ● Successfully met monthly targets, such as gross profit per truck; ● Worked closely with insurance and factoring companies;
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Education
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2019 - 2021
Technological University Dublin
Master of Science - MSc, Data Analytics in Digital Marketing (First-Class Honours) -
2013 - 2017
International Institute of Management
Bachelor's degree, Logistics & Marketing -
University of London
Bachelor's degree, Computer Science
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