Yuliia

YULIIA TATARCHUK
Java Developer
[open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section)
Telegram | LinkedIn | GitHub
Dnipro, Ukraine | Remote-ready

SUMMARY
Java Developer with commercial and project experience building backends from scratch using Java, Spring
Boot, SQL, JDBC, and REST APIs. Hands-on experience with relational databases, third-party API
integrations (RAWG, Dropbox, Telegram Bot API), unit testing, Git, Maven and Docker. Proven ability to
collaborate with cross-functional teams in Agile environments, make independent technical decisions, and
communicate effectively in English, including experience working with international clients, gathering
requirements, and maintaining clear communication. Brings strong analytical thinking, discipline, and attention
to detail, shaped by 10+ years in finance. Passionate about writing high-quality code and growing within a team.

SKILLS
Core: Java 17+, OOP, SOLID, DRY, TDD, Collections, Streams, Multithreading
Frameworks: Spring Boot, Spring MVC, Spring Security, Spring Data JPA, JavaMailSender, Hibernate
APIs & Docs: Third-party API Integration, REST API, JSON, Swagger / OpenAPI
Databases: MySQL, H2, JDBC, JPA, Liquibase
Testing: JUnit 5, Mockito, Testcontainers
Tooling: Git, GitHub, Maven, Docker, Postman, MapStruct, Lombok
Messaging/Cloud: Apache Kafka (Producers, Consumers), AWS (fundamentals)
Other: Microservices (Synchronous & Asynchronous Communication, Event-Driven Architecture), HTML, CSS,
JavaScript
Languages: English (C1-C2), Spanish (B1), Ukrainian (Native)

EXPERIENCE
Gamer's Diary (Video Game Catalog) — Java Developer Feb 2025 – Jun 2026
NDA
• Integrated the RAWG API to eliminate manual data entry, providing users with access to 500,000+ games
• Reduced reliance on the RAWG API by persisting user-selected games in the MySQL application database
• Increased application reliability by expanding test coverage to 80%
• Ensured that locally stored games are up to date by implementing scheduled updates using Spring Scheduler
• Increased user engagement by implementing Telegram Bot announcements
• Implemented JWT-based authentication and authorization
• Developed a Spring Boot microservices application with asynchronous communication using Apache Kafka
• Containerized Apache Kafka using Docker
• Participated in feature discussions with a team of frontend, QA, DevOps, and UI/UX specialists

Online Learning Platform (WordPress) — Developer Dec 2023 – Feb 2025
Freelance
• Diagnosed and resolved integration issues with a third-party plugin by collaborating with the plugin developer
• Implemented access-control mechanisms to prevent account sharing and protect paid course content
• Integrated WooCommerce and LiqPay to enable online payment functionality
• Implemented multilingual support for 3 languages, expanding the platform’s reach to international customers
• Independently configured the domain and HostIQ hosting, deployed the project to production

• Collaborated with stakeholders to translate business requirements into technical solutions

Finance Manager and Accountant Jun 2013 – Dec 2024
Freelance
• Led digital transformation of reporting processes by transitioning manual workflows to online and software-
based submission platforms
• Reduced report preparation time by 30% by implementing Excel-based automated templates
• Managed multiple parallel projects while maintaining high accuracy under strict deadlines

EDUCATION
Mate Academy
Java course (OOP, Java, Spring, Hibernate) 2024 – 2025
Oles Honchar Dnipro National University
Postgraduate study in Economics 2013 – 2015
Bachelor’s/Master’s in Law 2009 – 2015
Bachelor’s/Master’s in International Economics (with honors) 2008 – 2013

ACHIEVEMENTS
• Organized a networking event for Mate Academy students and graduates in Dnipro
• Freelance writer on Fiverr: worked for international clients, managed projects
• Head of Youth Department, Ukrainian Political Party: organized and coordinated
educational, networking, and community events
• Scored 190+ out of 200 on the ZNO (Ukrainian national university entrance examination)