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Vladyslav
🇺🇦Ukraine (UTC+02:00)
Created AtUpstaffer since March, 2024

Vladyslav — Data Science Engineer

Expertise in Data Science (4.0 yr.), AI and Machine Learning (4.0 yr.), Data Visualization.

Last verified on July, 2024

Core Skills

Data Analysis
Data Analysis
4 yr.
AWS ML (Amazon Machine learning services)
4 yr.
Neural Networks
Data Mining
Business Analysis

Bio Summary

- Data Scientist with 4+ years of experience specializing in delivering insights and solutions using analytics, machine learning, and data science across diverse industries.
- Profound technical expertise with Python, utilizing libraries such as pandas, numpy, TensorFlow, and Keras, and deploying solutions with tools like Docker and FastAPI.
- Successfully led data science projects focusing on market analytics, computer vision, and content moderation, demonstrating a strong background in ETL pipelines, predictive modeling, and deploying RESTful services.
- Holds a Master's in Computer Science, augmented with certifications from Google Cloud and DataCamp, and is proficient in implementing ML methodologies, including NLP, CV, and time series analysis.
- Experienced in RDBMS such as MySQL and PostgreSQL, cloud platforms like AWS and GCP, and has practical knowledge of software development life cycles and agile methodologies.
- Fluent in English and Ukrainian, embodying strong multidisciplinary team leadership, evident in the management of complex projects and innovative solution development.

Technical Skills

Programming LanguagesPython
AI & Machine LearningAI, AWS ML (Amazon Machine learning services), Computer Vision, Hugging Face, Keras, Neural Networks, NLP, NumPy, OpenCV, PyTorch, Scikit-learn, TensorFlow, TensorFlow Serving, Xgboost, YOLO
Python FrameworksFastAPI, Flask
Python Libraries and ToolsKeras, NLTK, NumPy, Pandas, Plotly, PyTorch, Scikit-learn, SciPy, TensorFlow
Data Analysis and Visualization TechnologiesBusiness Analysis, Data Analysis, Data Mining, Data visualization, DVC, Pandas, Time Series
Amazon Web ServicesAWS ML (Amazon Machine learning services)
Virtualization, Containers and OrchestrationDocker
SDK / API and IntegrationsFastAPI
Version ControlGit
UI/UX/WireframingMicrosoft Visio
Message/Queue/Task BrokersRabbitMQ
Other Technical SkillsComputer Vision (CV), Custom API, Deep Learning (DL)

Work Experience

Data Scientist, Market analytics

Duration: June 2019 - present
Summary:

  • Researched and implemented log-normal regression for sales analysis
  • Researched impact of users behaviour on the product sales using RandomForestRegressor and XGBoost Regressor

Responsibilities: Data analysis, model implementation and testing.
Technologies: Python, Pandas, sklearn, XGBoost, Plotly

Data Scientist, Jewelry classification project

Duration: June 2019 - present
Summary:

  • Performed discovery phase and developed roadmap planning
  • Led the AI team to build data preparation, classification model training and testing pipelines
  • Experimented with several computer vision frameworks and architectures
  • Deployed the solution consisted of several classifiers to a REST API web-server

Responsibilities: Team leadership, data pipeline construction, model training and deployment.
Technologies: Python, AWS, Ultralytics YOLO, PyTorch Vision, HuggingFace ViT, FastAPI, PostgreSQL, pandas, OpenCV

Data Scientist, Video Content Moderation system

Duration: June 2019 - present
Summary:

  • Researched content moderation services and video classification models
  • Deployed a solution that uses AWS Rekognition services with custom processing and job management as API

Responsibilities: Research and solution deployment.
Technologies: Python, AWS, Rekognition, FastAPI, Redis

Data Scientist, Object detection in sports games stream

Duration: June 2019 - present
Summary:

  • Developed an object detection model of football elements
  • Researched and implemented custom algorithms for object tracking in stream
  • Developed a model training pipeline including data augmentation techniques
  • Deployed solution to serving service using RESTful architecture

Responsibilities: Model development, algorithm implementation and solution deployment.
Technologies: Python, OpenCV, YOLO, FastAPI

Data Scientist, E-commerce Monitoring & Intelligence Platform

Duration: June 2019 - present
Summary:

  • Collected data provided by customers
  • Cleaned and prepared the data for further use
  • Aggregated and estimated the sales data
  • Developed the visualization on the basis of which the client received the data they needed

Responsibilities: Data collection, cleaning, aggregation and visualization.
Technologies: Python, Pandas, Plotly, Numpy, XGBoost, MySQL, ClickHouse

Data Scientist, Regulation-checking system in construction

Duration: June 2019 - present
Summary:

  • Researched and implemented image processing pipeline using OpenCV (thresholding, histogram equalization, etc).
  • Researched and implemented object detection of construction elements
  • Researched semantic segmentation of construction environment
  • Researched pose estimation of construction environment
  • Deployed solution that detects noncompliance of partial OSHA regulation to web-server

Technologies: Python, OpenCV, YOLOv5, U-NET, FastAPI, MediaPipe

Data Scientist, Data analysis from VR sensors

Duration: June 2019 - present
Summary:

  • Researched and implemented statistical analysis of sensor data
  • Performed architecture migration from monolithic-data processing to chunk processing from queue

Responsibilities: Statistical analysis and architecture migration.
Technologies: Python, Numpy, Plotly, signal filtering and processing algorithms, RabbitMQ

Data Scientist, Geo Railroad Analytical System

Duration: June 2019 - present
Summary:

  • Implemented railroad data analysis and an ETL pipeline for data transformation
  • Developed a railroad network graph system for best track path detection and incomplete tracks recreation

Technologies: Python, Pandas, Numpy, networkx

Data Scientist, Dance club project

Duration: June 2019 - present
Summary:

  • Developed web-server with admin panel
  • Implemented analytical dashboards and report generation
  • Developed mobile application for instructors use

Technologies: Python, Flask, Pandas, Plotly, Kotlin, OkHTTP, navigation architecture

Data Scientist, Users behaviour analysis

Duration: June 2019 - present
Summary:

  • Developed and implemented users classification and prediction VIP system based on their behaviour using XGBoost Classifier
  • Deployed solution as an API

Technologies: Python, XGBoost, Flask, PostgreSQL, alembic, Pandas

Education

  • Master of Computer Science
    Ternopil State Ivan Puluj Technical University, Ternopil, Ukraine
    2021 - 2023
  • Exchange Student, Bachelor of Computer Science
    Hochschule Schmalkalden, Schmalkalden, Thüringen, Germany
    2020 - 2021
  • Bachelor of Computer Science
    Ternopil State Ivan Puluj Technical University, Ternopil, Ukraine
    2019 - 2021
  • Junior Specialist of Computer Engineering
    Technical college of Ternopil State Ivan Puluj Technical University, Ternopil, Ukraine
    2015 - 2019

Certification

  • Google Cloud Skill Boost
    Google Credential URL
  • Data Science Camp Smart Insight
    Amazinum Credential URL
  • Python Programmer Track
    DataCamp Credential URL

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