Rostyslav S.

Activities and responsibilities:

Developing backend and frontend parts of several Financial and Logistics web applications

Backend - restful services using Java, Spring Boot,

Kotlin and MongoDB
Frontend - React (New JS Framework), Typescript -
development of custom UI components, new modules

Cloud Services: Azure and AWS
Unit testing (junit, mockito), integration testing, e2e

testing (Selenium)

MongoDB javascript-queries to check data consistency;

Demo for customer

Project - middleware application for integrating various

internal systems with Salesforce CRM. The main part of

the application is multi-module Java project leveraging

OSGI technology running in JBoss Fuse container

including new integrations using Spring Boot

Activities and responsibilities:

Components design, detailed technical design,

development, testing, maintenance

Activities and responsibilities:

Developing backend and frontend parts of logistic

business web-application

Implementing custom ui components, new business

features on ui and backend using React.js, Java, Spring Boot, REST API, Liquibase, HSQLDB

This project represents a FinTech Sales Dashboards and spans

all cutting edge technologies including: Java,

GoogleWebToolkit, Spring framework and Oracle db
Activities and responsibilities:

Development of Message Oriented Middleware
application to unify several bank payment systems.

IBM Websphere MQ & Message Broker, Java, JMS

Activities and responsibilities:

Development of Message Oriented Middleware
application to unify several bank payment systems.

IBM Websphere MQ & Message Broker, Java, JMS

Information-analytical system of crediting. Migration

application from Sybase Power Builder + MSSQL to IBM

Websphere Application Server, Spring, GWT app. In this

project was automated business crediting process,

which involves the following stages: issuance of credit,

support credit lifecycle, loan cancellation. ORM -

myBatis, structure - Spring MVC, ui - GWT

Activities and responsibilities:

Developing of crediting system modules, CI/CD process

Implementing desktop app which calculates coloring

recipes for Fast & Fluid manual dispenser. Cost of

coloring, stored history, the ability to print various reports,

upload data to xls
Activities and responsibilities:

Development from scratch, formulation of problem,

designing db, programming, maintenance, support

Accounting system for retail banking business

(maintenance and support), client-bank support, admin of

payment system (SybaseASA, PostgreSQL, dbVista, C++),

FreeBSD, Unix, Cisco admin
Activities and responsibilities:

Development, maintenance and support

Activities and responsibilities:

IBM S/390 mainframe software developing, PC &

mainframe software integration, PL1 developer

COMPLETED IN Dniprodzerzhinsk National Technical university, Ukraine

1999 Specialization: Computer Systems Software Engineering,
Master of Science