Evgenii Cherniavskii

- Development backend of applied banking systems on Java SE 11, Spring Boot, Spring Data, Spring Security, PostgreSQL 14, Junit 5, Mockito, Maven, Git, Jenkins, Liquibase, Figma; - Oracle APEX 18: Oracle Pl/SQL, JavaScript, JQuery, Ajax - Development of internal banking record systems. - Development of server’s and client’s business logic. - Design and development of the database structure. - Creation of interfaces. - Product development. - Ajile, Scrum, Atlassian: Jira, Confluence, Bitbucket.

- Develop of ETL systems for various data marts - Develop of subsystems according to customer's requirements - Design and development of database components, analytics Senior Technical Support Engineer(2013-2018): - Technical support of the implemented software, analysis and search for bugs in the industrial code - Technical support for Client's IT specialists, consulting, training.

- Team Leader for closing the billing period in CRM systems(FORIS, CBOSS), 86 mln of consumers. - Creation and support of in-house development systems - Creation SQL queries' of any complexity, generating data selections(Oracle 9i-11g, Ms SQL, MYSQL) - Support for OLAP systems: SAS, Essbase - Optimization the speed of business processes, operational search and bug fixing in the industrial database, mitigation of risks, it-support of CRM systems.

- Development and support of a billing system for IP-telefony Creation of a client-server architecture: - Modeling and development of a database, creation of a tariff' model, cunsumers' traffic accounting systems, services' implementation(DBMS MS SQL 2000, Oracle 9i-10g) - Client-side: Delphi 6.0 - Implementation of AAA schemes (TACACS+(Radius), MS SQL(Oracle), Delphi)