Kseniia Patsubiienko Email & Phone Number

Kyiv

The proxy authentication and authorization module for every service deployed on a platform that is specialized in mapping technologies, location data, and automotive services.- New feature development and management, bug fixing, legacy component support- Developing authentication and authorization flow for several authentication types and permission models (Java11, Spring Boot, Nginx)- Legacy system decommission: develop the tool for model migration from scratch, covering… Show more The proxy authentication and authorization module for every service deployed on a platform that is specialized in mapping technologies, location data, and automotive services.- New feature development and management, bug fixing, legacy component support- Developing authentication and authorization flow for several authentication types and permission models (Java11, Spring Boot, Nginx)- Legacy system decommission: develop the tool for model migration from scratch, covering compatibility in a new system and supporting customers- Performance profiling and testing(JConsole, JMX)- Application issues troubleshooting (metrics analyzing, log scrapping, remote debug, thread dump, tcpdump)- Monitoring Setup(Splunk, Grafana) - CI/CD Pipeline setup(Kubernetes, Gitlab CI)- Prepare customer documentation Show less

An online application for improving job resumes and comparing them with job descriptions using artificial intelligence.- product components development (entity CRUD operations, REST API development) (Java8, Spring Boot, Spring JPA, Hibernate, PostgreSQL, Liquidbase)- building an ideal job profile for the user based on analysis of user search parameters and market requirements- custom pagination logic (developing algorithm for mixing sponsored and non sponsored vacancies)-… Show more An online application for improving job resumes and comparing them with job descriptions using artificial intelligence.- product components development (entity CRUD operations, REST API development) (Java8, Spring Boot, Spring JPA, Hibernate, PostgreSQL, Liquidbase)- building an ideal job profile for the user based on analysis of user search parameters and market requirements- custom pagination logic (developing algorithm for mixing sponsored and non sponsored vacancies)- application and database performance troubleshooting and tuning (caching with Redis, Indexes, Materialized Views, Temporary Tables)- wrote unit integration test suite (JUnit, Mockito, Test containers, WireMock) Show less

Online movie database- developed product components (authentication, authorization, currency service, CRUD operations with model) (Java8, Spring Core, Spring MVC, Spring JDBC, PostgreSQL)- performance troubleshouting and tuning- wrote unit integration test suite (JUnit, Mockito)- implemented logging (Logback)- implement report generation system (Apache POI, IText)- performed code review- correspondence, communication with customer

Украина

Database Migration Tool- implemented migration for storage and nonstorage database objects SQL and DWH databases- implemented Dynamic SQL migration- participated in specification development for Dynamic SQL migration- mainteined the codebase- estimated and managed tasks in Scrum sprints- interviewed candidates

Online platform for ads and different kinds of goods- designed product components using UML- developed product components(authentication, authorization, add/edit advertisements, role segregation) using Java, Spring Core, Spring MVC, Spring JBDC, Tomcat)- implemented report generation system with API using Apache POI- maintaned the codebase- implemented logging (Logback)- wrote unit integration test suite (JUnit, Mockito)- performed code review- implemented… Show more Online platform for ads and different kinds of goods- designed product components using UML- developed product components(authentication, authorization, add/edit advertisements, role segregation) using Java, Spring Core, Spring MVC, Spring JBDC, Tomcat)- implemented report generation system with API using Apache POI- maintaned the codebase- implemented logging (Logback)- wrote unit integration test suite (JUnit, Mockito)- performed code review- implemented WEB UI using JSP, Bootstrap framework and AJAX- composed custom queries to provide CRUD operations (MySQL) Show less

- preparing and submitting analysis of economic activity indicators on the basis of accounting data (output, sales, taxes, etc.) - financial analysis of enterprise activity and financial analysis of competitors basing on performance comparison - transport services calculation - cost accounting for energy, transport and repair services - preparation of annual and monthly plans of production and sales - operational accounting and performance targets analysis submitting… Show more - preparing and submitting analysis of economic activity indicators on the basis of accounting data (output, sales, taxes, etc.) - financial analysis of enterprise activity and financial analysis of competitors basing on performance comparison - transport services calculation - cost accounting for energy, transport and repair services - preparation of annual and monthly plans of production and sales - operational accounting and performance targets analysis submitting statistical reports to corresponding organizations as well as providing necessary information regarding the issuance and sales of external and internal users. Show less