Андрій

Andriy Sichniy
Java Developer
PROFILE
Java Developer with strong experience in backend development using Java. Skilled in building RESTful APIs,
microservices, and system integrations with SQL/NoSQL databases. Strong background in OOP and design
patterns, worked on creating web-applications according to RESTarchitecture based on Spring framework.
Hands-on experience with Docker, Redis, Kafka (basic), CI/CD pipelines, and AWS. Focused on clean,
maintainable code and modern DevOps culture.

CONTACTS
[відкрити контакти](див. вище в блоці «контактна інформація») [відкрити контакти](див. вище в блоці «контактна інформація») Ukraine, Kremenchuk

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Ready to remote or relocate

SKILLS & TECHNOLOGIES
Programming: Java (SE EE), Kotlin, HTML, CSS, JavaScript, Python (Basics), C/C++ (Basics)
Frameworks: Spring (Boot, MVC, Data JPA, AOP, Security), Hibernate
DBMS: MySQL, PostgreSQL, Mongo, Redis, MS SQL Server, H2
Development Tools and IDEs: Intellij Idea, Docker, Gradle, Maven, Git, GitHub, GitLab, Eclipse, MySQL
Workbench, pgadmin, DBeaver, Jedis, AWS stack, Postman, Swagger, Docker, logging
CI/CD, Monitoring: GitHub Workflow & Actions, Actuator
Testing: JUnit, Mockito, Hamcrest
Project Management Tools: Confluence, Jira, Teamwork
Web: Thymeleaf, jQuery, Bootstrap, Axios
OS & Platforms: Windows, Linux, Unix, VirtualBox, VMWare
English: Upper-Intermediate (B2)

EXPERIENCE
Avada Media Space Lab, 2024 - 2025:
Portier Digital - Client portal
- Technologies: Java 21, HTML, CSS, Javascript, Maven, Postgres, Spring (Boot, MVC, Data JPA, AOP),
Tomcat, Thymeleaf, Bootstrap, Jquery, Docker Compose, CI/CD, Junit, Mockito, Logback
- Developed microservice-style modules with REST API and validation.
- Implemented structured logging and environment setup with Compose.
Kino CMS - Cinema management platform
- Technologies: Java 17, HTML, CSS, JS, Maven, Postgres, Spring (Boot, MVC, Data JPA, AOP,
Security), Tomcat, Thymeleaf, Bootstrap, Jquery, Junit, Mockito
- Implemented admin dashboard, content management, and real-time updates.
- Configured Dockerized environment and CI/CD build pipelines.
Royal House - Property management system
- Technologies: Java 21, HTML, CSS, Javascript, Maven, Postgres, Spring (MVC, Data JPA), Tomcat,
Thymeleaf, Bootstrap, Jquery
- Developed REST APIs for property and contact management.
- Integrated backend with front-end via Thymeleaf and Bootstrap.
 Mate Academy Java trainee, 2022 - 2023
Taxi service - Java 11, Maven, MySQL, JDBC, Apache Tomcat, Servlet, JSP, HTML, CSS
Cinema service - Java 11, Maven, MySQL, Hibernate, Spring Web MVC, Apache Tomcat, JSON,
Postman
Small business owner, 2000-2023
Managed strategic planning, risk assessment, and vendor r elations.
Gained experience in process automation and data-driven decision-making.

ACHIEVMENTS
Implemented CI/CD pipelines with GitHub Actions.
Explored message-driven architecture with Kafka and Redis caching.
Designed and deployed microservice-based Spring Boot applications using REST APIs, Docker
Compose, Redis caching, and PostgreSQL.
Implemented multithreading and concurrent task execution (ExecutorService,
CompletableFuture) to improve API performance and background job handling.
Configured CI/CD pipelines with GitHub Actions, including automated build, testing, and
Docker image deployment.
Developed RESTful services with Spring Boot, JPA, and MapStruct, ensuring clean
architecture and easy maintainability.
Explored AI integrations (OpenAI API, ML-based data enrichment) to automate content
handling and decision logic for backend services.
Applied best practices of clean code, unit/integration testing (JUnit, Mockito), and structured
logging (Logback, SLF4J).
Used Docker and Compose for isolated service environments and reproducible builds during
development and testing.

EDUCATION
Kremenchuk Mykhailo Ostrohradskyi National University
System Engineering, Specialist Degree Computer Sciences

COURSES &CERTIFICATIONS
C/C# and C++ courses at IT Step Academy
Java course at Mate Academy
Cisco IT Essentials Certificate
Cisco PCAP – Python Programming