Данил

Danil Hrabchak
Java Developer

Profile Details
I'm an experienced Java Developer with a strong grasp of coding. I've Kyiv
created software that runs smoothly and helps businesses work better. Ukraine
I'm great at teamwork, solving problems, and making sure projects stay [відкрити контакти](див. вище в блоці «контактна інформація»)
on track. Have expirience on the big legacy project and on dynamic [відкрити контакти](див. вище в блоці «контактна інформація»)
microservices project. I'm always learning and keeping up with the
latest in the industry to bring the best to every Java project. Languages
SKILLS: Ukrainian

• Java 8, 11, Kotlin English
• Spring Boot 2/3, Hibernate, JPA
• JUnit, Mockito
• AWS (S3, SQS, Route 53, EC2), Microcervices
• MySQL, H2, Postgres
• Git
• Angular 6, JavaScript, HTML, CSS, jQuery

Employment History
Java/Kotlin Developer at Match Trade Technologies, Kyiv
February 2023 — September 2023
Technologies: Java, Kotlin, SpringBoot, Hibernate, Microservices, AWS,
SQL(MySQL), Casandra, Docker

As part of back-end team on fintech project i was responsible:

• Refactored legacy code to improve reliability, scalability and
maintainability
• Developed and implemented tests to improve test coverage
• Proficiency in managing the caching process to optimize the
performance of microservices, thereby enhancing the overall
efficiency and responsiveness of the system.

I was a part of team wich developed feature allowing users replicate pro
traders open positions, thereby enabling users to emulate successful
trading strategies and optimize their investment portfolios. Also
participated in developing admin panel, which allow them managed
pro-traders and their balances

Java Developer at TotalFit, Kyiv
May 2020 — February 2023
Technologies: Java 8, Spring Boot, Hibernate, AWS (S3, SQS, EC2, Route
53), SQL, Angular 6, Bootstrap

Responsibilities: On this project, I was heavily involved in creating and
developing new features from scratch.

In my role, I actively communicated with the client in offline meetings
to understand their requirements and incorporate them into the
development process. I conducted research and developed new
functionality for the existing project.

I was also responsible for onboarding new team members, assigning
tasks among team members, and conducting code reviews.

Furthermore, I managed remote servers, ensuring their proper
functioning and security.

In this project, I created a microservice from scratch that was designed
to manage customer financial transactions. Also took part in the
creation of a custom file system, from files that came from S3 and after
processing on the backend turned into a structured file system that was
understandable to users.

Java Developer at Viseven, Kyiv
April 2019 — April 2020
Technologies: Servlets, JavaScript, CSS, HTML, Spring Boot, Hibernate,
Sling, AEM 6.4, AWS Lex, AWS Lambda.

Responsibilities:

• Engaged in various responsibilities within the team, including
estimating new projects, developing projects from inception, and
implementing new features for existing projects.
• Skilled in both Front-End and Back-End development, specializing
in custom component development for Adobe Experience
Manager (AEM).
• Experienced in conducting unit tests to ensure code quality and
functionality meets project requirements.
• Designed and implemented solutions to enhance the functionality
and usability of AEM-based websites.
• Collaborated closely with cross-functional teams to gather
requirements and ensure the seamless integration of custom
components into the AEM environment.
• Leveraged expertise in AEM technologies to optimize
content management processes and facilitate efficient website
development workflows.

Full Stack Java Developer at SoftRize, Kyiv
January 2019 — April 2019
Project: Desktop application for gamers, with the ability to upload and
share new games between gamers.

Technologies: Vue.js, Electron, Java 8

As part of the distributed team, I was responsible for implementation
of the core module for game application.