Java Developer

Experience

Java Architect / DPB

Oct 2022 – Dec 2023

Creating new architecture for casino system dpb. Creating new microservices, developing database, database migrations. Leading developers team in the project. Writing technical documentations. Providing development tasks and estimations.

Responsibilities:

• Architecting java services for WEB application

• Prototyping and developing application backend

• Database development

• Communicating with development team

• Communicating with the customer

• With external integration services

• Setting up server-side Infrastructure

• Supporting server-side Infrastructure

• Setting up DNS

• Leading development team

• Used technologies: Java, Java Spring, Spring Data, Spring Cloud, hibernate, jUnit5, mockito, liquibase, ProgressSQL, MongoDB, Redis, gRPC, RabbitMQ, ActiveMQ, docker, docker-compose, gradle, git, React, HTML, CSS, JS, TS,

Senior Java Developer / SI-eCommerce

Remote

Oct 2022 - Nov 2022

Poland

• Developing new functionality, updating project to newer libraries, bug fixing

• Used technologies: Java, Spring, hibris

Java Architect / Mobile Bank, HomeCredit.kz

May 2022 – Jul 2022

• Creating new architecture for mobile bank. Creating new microservices, developing database, database migrations.

Senior Java Developer / Sinay logistics company

Jul 2022- Sep 2022

• Developing new functionality, updating project to newer libraries, bug fixing

• Used technologies: Java, Spring Data, Spring MVC, Spring Security, Spring Boot, Hibernate, jUnit5, Mockito, Gradle, Jenkins, svn, jira, OracleSQL, Docker, ActiveMQ, liquibase, AWS, Keycloak

Java Software Developer / RightLine

May 2021 - Apr 2022

Moscow, Russia

Middle Java Developer, Site-scanner project:

• Site crawl solution for checking resources. Uses Java Spring microservices and Selenium to crawl data

• Created new crawl mechanism using selenium, developed new algorithms for data and word analysing, developed image processing service

• Used technologies: Java, Spring Data, Spring MVC, Spring Security, Spring Boot, Selenium java, Hibernate, jUnit5, Mockito, Maven, Gradle, Jenkins, svn, jira, postgres

Java Software Developer / 7pro

Dec 2020 - May 2021

Moscow, Russia

Middle Java Developer, Date managing solution for Federal Service for Supervision of Communications, Information Technology and Mass Media:

• Used Spring Cloud microservices, and Apache Kafka as communication solution

• Created new microservices for communication with different kinds of data using Java Spring Cloud

• Used technologies: Java, Spring Data, Spring MVC, Spring Security, Spring Boot, Spring Cloud, Hibernate, jUnit5, Mockito, Maven, Gradle, Jenkins, svn, jira, kafka, postgres

Java Software Developer / R-Style Softlab

Feb 2019 - Dec 2020

Moscow, Russia

Insurance services:

• Insurance microservices universal platform, for managing insurances for customers, and front office employees. Used Spring microservices with MQ connection, Also had Camunda BPM management and JasperReport libruary

• Developed new functionality for new insurance plans, Improved project to use in in new companies, created jasper forms

• Used technologies: Java, Spring Data, Spring MVC, Spring Security, Spring Boot, Hibernate, jUnit5, Mockito, Maven, Gradle, Jenkins, svn, jira, Camunda BPM, ActiveMQ, postgres, JasperReport

Java Software Developer / Innowise Group

Sep 2017 - Dec 2018

Vitebsk, Belarus

Crypto forensics:

• Planned to used in forensics operations with ETH node.

• Not released from MVC

• Used Java Spring, noSQL (ClickHouse) and MQ to communicate between microservices

• Developed the core for communication to ethereum node, developed forensics functionality for crawling data from external sites using selenium, and functionality to store and analyse data from blockchain node, took part in devOpsing the project

• Used technologies: Java, Spring Data, Spring MVC, Spring Security, Spring Boot, Selenium java, Hibernate, jUnit5, Mockito, Maven, Gradle, Jenkins, svn, jira, RabbitMQ, ClickHouse, MySQL

Cryptocurrency exchange service:

• Created the core for communication with the blockchain nodes, developed main exchange service functionality, took part in devOpsing the project Cryptocurrency exchange platform for rapid conversion from BTC/ETC/LTC to USD/HKD

• Used Java Spring technology for backend for exchange platform, and for communications with blockchain nodes

• Used technologies: Java, Spring Data, Spring MVC, Spring Security, Spring Boot, Selenium java, Hibernate, jUnit5, Mockito, Maven, Jenkins, svn, jira, MySQL

Computer vision machine project for dimensions in post offices:

• Used technologies: С++, Qt, Git, OpenCL, ZedSDK, OpenCV, Cuda