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Work experience

Data Engineer

from 08.2025 to now (6 months)
Національна служба здоров'я Укаїни, Дистанційно (IT)

— Designed and optimized complex SQL queries (PostgreSQL, MySQL, MariaDB, Oracle).
— Improved performance through query tuning, indexing, and code refactoring.
— Developed stored procedures, functions, and automation scripts.
— Built and maintained ETL processes for data integration from multiple sources.
— Contributed to Data Warehouse design and implementation.
— Created monitoring and admin automation scripts.
— Analyzed business requirements and prepared technical documentation.
— Supported DEV/QA/PROD environments, coordinated testing and releases.

Data Engineer

from 04.2024 to 08.2025 (1 year 5 months)
Gamar Tech, Дистанційно (IT)

— Built and managed ETL pipelines using Airflow, defining efficient DAG workflows for automating data processes
— Developed data cleaning and transformation scripts using Python and Pandas for structured and semi-structured data
— Designed and optimized PostgreSQL schemas and SQL queries for data aggregation and business insights
— Processed large-scale data with Apache Spark, focusing on performance optimization for batch workflows
— Deployed and maintained data solutions on AWS (S3), integrating cloud-based storage with local systems.

Data Engineer

from 09.2023 to 03.2024 (7 months)
Pinta Webware, Дніпро (IT)

— Designed and implemented data models in DBT, enabling efficient data transformations and documentation
— Leveraged Python to develop reusable scripts for automating data integration and error handling
— Worked with both SQL (PostgreSQL) and NoSQL (MongoDB) databases for efficient data storage and retrieval
— Migrated critical data processing workloads to AWS (S3), improving pipeline reliability and scalability
— Streamlined data delivery processes, enabling faster access to clean datasets for machine learning pipelines.

Fullstack Developer

from 02.2023 to 08.2023 (7 months)
NDA, Дистанційно (IT)

— Design and develop decentralized applications using Next. js
— Connect applications with various blockchain networks (e.g., Ethereum, Binance Smart Chain, Polygon)
— Explore and integrate emerging technologies, such as Web3. js, Ethers.js, and other decentralized protocols, to enhance the functionality and performance
— Ensure robust and efficient API endpoints for data transactions and communication with the blockchain.

Education

Дніпровська політехніка

Автоматизація, комп’ютерно-інтегровані технології та робототехніка, Дніпро
Higher, from 2024 to 2025 (1 year)

Дніпровський національний університет імені Олеся Гончара

Факультет прикладної математики, Інженерія програмного забезпечення, Дніпро
Higher, from 2021 to 2024 (3 years)

Дніпровський коледж ракетно-космічного машинобудування

Факультет прикладної математики, Інженерія програмного забезпечення, Дніпро
Specialized secondary, from 2017 to 2021 (4 years)

Knowledge and skills

• AWS
• Apache Spark
• Apache Airflow
• ETL
• Next.js
• Express.js
• Web3
• NoSQL
• Python
• SQL
• React
• GraphQL
• PostgreSQL
• MS Power BI

Language proficiencies

• Ukrainian — fluent
• English — average

Additional information

НЕ ДЗВОНИТИ! Пишіть у Telegram @Max_dreamyyy або Linkedin, або на електронну пошту