Артур

Artur Belozertsev
Java, Angular
I am a responsible, friendly person who wants to develop and gain new knowledge.

Contact Experience
Phone
01/2021 - 05/2022
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WizardDev
Email
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Back-End Java-Developer
Decomposition of business tasks into subtasks, with an assessment of complexity and
Address
distribution into sprints. Clarification of requirements and acceptance criteria. Designing
Dnepr, Ukraine
interfaces (REST, UI, app layers). Building the structure of the database. Developing
quality code using design patterns and architectural patterns. Unit testing. Writing

Education
documentation.

05/2021 - 05/2021
Crossed Cities" Hackathon
DevEducation 06/2022 - 08/2023
Chat space
06/2020 - 01/2021
Fullstack
Java - Spring
Online dating platform. Development of a high-load application capable of processing
Днепр / DevEducation
multiple simultaneous requests from various third-party APIs. The core focus of the
development was on integrating with external APIs and parsing/mapping data in different
BeOnMax
formats (HTML, JSON, GraphQL). The project was built using spring webFlux, spring, and
Java - Online Education
angular technologies. Additional tools and technologies such as Redis, RabbitMQ,
PostgreSQL, and more were also extensively utilized during the development process.

Expertise 09/2023 - ...
Spring, WebFlux, Java Core, Java EE, OOP Chat space
GIt , Bitbucket, Angular, TS, CSS HTML
Maven/Gradle, Unit Testing, Stream API Java, Angular
JDBC, SQL, Hibernate (ORM), Rabbitmq
Sql, Redis, Postgresql, Mongo Online Dating Platform — High-Load Application Development & Support
Liquibase, REST API, Spring Boot Developed and maintained a high-load online dating platform capable of handling a large
Framework, XML, JSON, GraphQL, number of simultaneous requests from multiple third-party APIs.
Golang, Grafana Implemented and supported integrations with external services, including processing and
mapping data in HTML, JSON, GraphQL, and gRPC formats.
Worked on the development of new features, ongoing project support, and improvement
of existing system functionality.
Participated in rewriting and migrating selected microservices from Java to Go to improve
performance, scalability, and resource efficiency.
Integrated new microservices and RTM (real-time messaging) solutions for real-time
Language communication.
Optimized PostgreSQL database queries and improved overall backend performance,
Український scalability, and system stability.
Русский Participated in the design and support of microservice architecture and asynchronous
English - Limited communication between services using RabbitMQ and Redis.
Working Proficiency Used Spring WebFlux, Spring Framework, Go, and Angular for scalable backend and
frontend development.
Worked in a production environment with a focus on reliability, performance
optimization, and integration with multiple external systems.