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Work experience

Software Architect

from 08.2016 to now (7 years 9 months)
Finance, banking, and insurance

- Development of a new processing center for a payment system: Collecting requirements, building a component, physical, and financial model - writing an HLA. Development of database backend, application server interaction interfaces. Development of application server architecture. Creating structures and interfaces for the interaction of the new processnig with the billing system. Creation and decomposition of tasks, review code
- Creation of the mechanism of migration between the structures of different processing centers
- Changes in the billing system
- Development of an API for payment for C2C and C2M services through the company's website: Gathering requirements, building financial and physical models, developing technical flow processing commands, describing the interaction commands of the site with processing - writing HLA. Development of protocols for interaction with banks by acquirers on the basis of APIs provided. Creating interfaces for application server interaction with the database. Definition and implementation of structures and mechanisms for data migration from the billing system to the site backend. Creation and decomposition of tasks, review code
- Creating an API that allows you to pay for services for external partners (systems): Collecting requirements, describing the financial and component model, describing the commands and processes of interaction of external systems with the processing center - writing the HLA. Development of interfaces and structures of interaction of the application server with the database. API documentation for external systems. Creation and decomposition of tasks, review code
- Changing the interaction of terminals with the processing center: creating a financial model, describing the new commands for interaction between the terminal and the center, developing technical flow for commands, identifying changes on the terminal from the side and the application server — writing HLA. Development of interfaces and structures on the side of the database processing and billing
- Development of new protocols for interaction of processing with external partners
- Development, physical model of the database and program modules PL / SQL, optimization of existing structures, performance tuning.

Technologies: Enterprise Architect, RDBMS - Oracle 11g 12c,IDE – Pl/Sql Developer 10, Visual Studio Code, Jira, Git, Python

Lead engineer

from 06.2015 to 08.2016 (1 year 2 months)
IBox, Kiev (Finance, banking, and insurance)

-Support and development of a billing system
-Developing API for interaction with processing center
-Advanced queries optimization, work with large size Oracle databases

Technologies: RDBMS - Oracle 11g,IDE – Pl/Sql Developer 10

Lead Engineer of ABS administration department

from 01.2013 to 06.2015 (2 years 5 months)
PJSC “All-Ukrainian Bank of Development” (VBR), Kiev (IT)

-Support and development of server-side code for bank automation systems SrBank4 (by Soft Review company)
- development of custom applications
- development of API to integrate ABS and internet-banking (IFOBS);
- programming on Oracle PL/SQL: creating procedures for bank operation handlers, triggers.
- advanced queries optimization, work with large size Oracle databases (code refactoring, hints, indexes),
- development of reports (FastReport);
- ABS administrating: users and groups policies and security, operations, reports, grids etc.
- assistance in the database server system administration.

Technologies: RDBMS - Oracle 11g,IDE – Pl/Sql Developer 10

Principal engineer

from 11.2001 to 12.2012 (11 years 1 month)
PSC Prominvestbank (Finance, banking)

- Full range of activities of bank filial IT-department
- development of additional banking software
- development of reports on Sybase ASE and Sybase SQL Anywhere
- bank business day routine,
- administrating Windows and Novell 4.11 Servers
- administrating serever Sybase ASE and Sybase SQL Anywhere
- maintaining filial computer network
- develop network infrastructure, programs and hardware update
- installation of ATMs and POS-terminals etc.

Education

Donetsk Technical University

Energy faculty, master of electromechanical automation systems, Donetsk
Higher, from 1994 to 1999 (4 years 9 months)

Additional education and certificates

Computer Vision

2022

System Design Crash Course

2022

Software architecture design process

2021

Knowledge and skills

Language proficiencies

English — average

Additional information

Key skills:
Oracle, Pl/Sql – 3 years, currently using (middle+)
FastReport – 5 years, currently using (senior)
Delphi, - 3 years, last used in 2013 (middle+)
Firebird – 1 years, last used in 2013 (junior)
Java SE - 1 years, last used in 2013
Python, TICK stack, Grafana, mongoDb
JavaScript, HTML, CSS, VBScript, VBA ,VBS, Powershell, XML

Additional information:
Personal - responsibility, productivity, self-organization, fast self-studying, punctuality,results orientation

Hobbies:
yoga, cycle racing

Languages:
Russian, Ukrainian — native
English — Basic