Position: Java Developer
Category: Java
English level: upper
Years of experience: 1.5


CJSC Alfa Telecom (MEGA) – Java Developer
 
08/2022 – now
 
 Developed service from scratch for getting aggregation data from several databases
 Wrote UNIT and integration tests
 Wrote load testings, using Apache JMeter
 Developed service for authorization and authentication users, which used in more than 4 projects
 
CJSC Alfa Telecom (MEGA) - Lead Fraud Management Analyst
 
04/2021 - 08/2022
 
 Worked with big data
 Managed the configuration and operation of network (Web, Database, File) servers and technology tools
 Gathered structuring and primary data processing (OLAP, PL/SQL Oracle)
 Prepared reports and presentations for management
 Analyzed subscribers and blocking them
 Developed business cases for fraud prevention
 Developed modules for old java service, using java 6
 Developed some Telegram bots for noticing employees about fraud subscribers
   
Setup LLC - Junior Java Developer
 
11/2020 - 04/2021
 
 Developed back service for integrating library from national library of Australia to service, using Java EE2 and custom libraries
 Manually tested all project and wrote the report
 Fixed bugs in project using ReactJS