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Work experience

Java developer

from 02.2024 to now (1 year 6 months)
Dana Assistant, Київ (IT)

- Created the project from scratch and developed the complete backend architecture;
- Designed and configured AWS infrastructure (EC2, RDS, S3, ElasticIP) and SQL database schema (MySQL);
- Configured CI/CD pipelines via GitHub Actions;
- Developed RESTful APIs;
- Extensively integrated OpenAI Assistant API;
- Analyzed and optimized end-to-end business processes, troubleshooting and integrating with third-party systems;
- Implemented automated parsing of over 120,000 data points from diverse sources using Selenium;
- Migrated the application from HTTP to HTTPS;
- Integrated WebSocket communication for real-time frontend-backend data exchange;
- Conducted unit testing with JUnit;
- Authored API documentation using Swagger;

Java developer

from 02.2023 to 02.2024 (1 year)
E-commerce portal specializing in vaping products, Київ (IT)

- Developed and optimized web application features using the Spring Framework (Spring WEB);
- Implemented seamless database interactions with Spring Data and MySQL;
- Crafted dynamic user interfaces with Thymeleaf;
- Integrated servlets to handle HTTP requests and enforce business logic for scalability;
- Designed and trained neural networks with TensorFlow;
- Authored unit tests in JUnit and configured logging with SLF4J;
- Managed project tasks in Trello and maintained code versions in GitHub.

Java developer

from 07.2021 to 10.2022 (1 year 3 months)
Synapto Craft, Київ (IT)

The server-side of the project was designed for multimodal analysis, processing, and sorting of data obtained from various bio-tests, such as ECG, EEG, and others.
Data processing was carried out using neural networks that were created and trained on a large volume of input data.
- Developed and maintained the backend part of an application utilizing neural networks for processing biometric data (EEG, ECG).
- Created a RESTful API for interaction with the client-side application, ensuring stable and efficient system performance.
- Utilized TensorFlow for building and training neural networks.
- Optimized PostgreSQL database performance, reducing query execution time by 25%.
- Developed solutions for data analysis, including preprocessing and filtering signals.

Education

Державний університет інформаційно-комунікаційних технологій

Інженер програмного забезпечення, Київ
Higher, from 2023 to 2025 (2 years)

Національний технічний університет України «Київський політехнічний інститут імені Ігоря Сікорського»

ФІОТ, Інженер програмного забезпечення, Київ
Higher, from 2019 to 2023 (4 years)

Additional education and certificates

JavaRush Course (Java Software Engineer)

6 місяців

Knowledge and skills

• Java
• Java 10
• Java 13
• Java 17
• Spring Framework
• Spring Core
• Spring Boot
• Sprint Data
• Spring MVC
• Spring WEB
• Spring WebSocket
• Spring Security
• AWS
• AWS EC2
• AWS RDS
• AWS S3
• SQL
• MySQL
• PostgreSQL
• NoSQL
• Redis
• JDBC
• JPA
• Hibernate
• JUnit
• Mockito
• Maven
• Gradle
• Log4j
• SLF4J
• Logback
• Agile
• Scrum
• Git
• GitHub
• GitLab
• OpenAI API
• Lombok
• Java Native Hook
• Java Swing
• JavaFX
• Google Cloud Platform
• Elasticsearch
• Selenium
• Twilio
• Swagger
• Postman
• JWT
• TensorFlow
• IntelliJ IDEA

Language proficiencies

• English — above average
• Ukrainian — fluent