Sergiy
velitski@yahoo.ca
svelytskyy@gmail.com
732-379-7393
13816 Harbor Creek Pl
Atlantic Beach, FL 32224
System Architect
20 years experience W2
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Summary

Professional SUMMARY

  • 15+ years of IT experience in analysis, design, development, documentation, implementing and testing software systems in industries: financial, healthcare, telecom, government.
  • Experience in core Java-Multithreading, algorithms, Parallel programming, JMS
  • Experience in using build/deploy tools such as Jenkins, Docker and OpenShift for Continuous Integration & Deployment for Microservices
  • Strong experience with Spring IO, Spring Boot.
  • Experience on working with Amazon Web Services like EC2, S3, Amazon Simple DB, Amazon RDS, Amazon Elastic Load Balancing, Amazon SQS, AWS Identity and access management, AWS Cloud Watch, Amazon EBS and Amazon Cloud Front.
  • Experienced in Amazon EC2 setting up instances, virtual private cloud (VPCs), and security groups
  • Webservices, SOA and Microservices: Oracle SOA Suite 11g, Mule ESB, Spring Boot, Spring REST and WS,
  • Client-side development (UI): Java Script, HTML, Ajax, JQuery, React.
  • J2EE frameworks: Spring, Hibernate.
  • Strong Knowledge of XML Suite of Technologies XML, XSL, XSLT, and validations with DTD and XML Schema and processing profile with SAX, DOM Parsers, JAXB binding.
  • Application Servers: WebSphere, WebLogic, JBoss, Tomcat.
  • Unix scripting: Korn Shell, C shell, Perl.
  • Database design/development: triggers, stored procedures, views, tables, normalization, referential integrity constraints, transaction processing, query optimization, PL/SQL functions, procedures and packages
  • Multi-Tier Architecture: MVC, Object Oriented Design, Distributed Objects, Structured methodology, Multi-Threading / Client-Server, Web Services Architecture: REST and SOAP based.
  • Java / J2EE Architecture, Patterns, efficient algorithms, Rational Rose Modeling, UML
  • Complex report development: multi query, parameter, matrix, tabular, group.
  • Development methodologies: Agile, RUP, Waterfall.

Professional Certification:

  • Oracle PL/SQL Developer Certified
  • Sun Certified Java Programmer.
  • AWS Certified Solutions Architect - Associate

Experience
Education
DEEDS Project
University of Toronto
Master's in Oracle 9i E-Commerce Development
Taras Shevchenko Kiev National University
Information Systems
Taras Shevchenko Kiev National University
Certifications
Oracle PL/SQL Developer Certified
Sun Certified Java Programmer
AWS Certified Solutions Architect - Associate
Skills
Java
2021
15
Hibernate
2021
14
SOAP
2021
14
Spring
2021
12
SQL
2021
12
J2EE
2016
11
WebServices
2016
11
JAX-WS
2021
10
Oracle
2016
10
TOAD
2016
9
Eclipse
2016
8
SOA
2021
8
UNIX
2016
8
XML
2012
8
Struts
2012
7
UI
2021
7
IBM Websphere MQ
2021
6
JSP
2012
6
REST
2021
6
Salesforce
2021
6
Design Patterns
2014
5
HTML
2012
5
Java Servlet
2009
5
JNDI
2009
5
Microservices
2021
5
MVC
2014
5
PaaS
2021
5
PostgreSQL
2021
5
Stored Procedure
2016
5
AJAX
2014
4
BEA WebLogic
2016
4
DataPower
2021
4
DB2
2021
4
Docker Containers
2021
4
Git
2021
4
IBM WebSphere
2012
4
JavaScript
2009
4
JBOSS BRMS
2014
4
Jenkins
2021
4
jQuery
2014
4
Junit
2014
4
JWT
2021
4
OpenShift
2021
4
Perl
2012
4
PL/SQL
2016
4
Project Management
2009
4
Splunk
2021
4
Spring Boot
2021
4
SVN
2021
4
Unit Testing
2016
4
C
2007
3
JAXB
2012
3
JSON
2014
3
Maven
2016
3
Adobe Photoshop
2006
2
Ant
2006
2
Apache Tomcat
2006
2
EJB
2009
2
Javabeans
2006
2
JMS
2009
2
Korn Shell
2006
2
Linux
2009
2
Log4J
2009
2
Solaris
2006
2
Windows
2006
2
WSDL
2009
2
ABAP
2012
1
Agile Methodology
2016
1
CSS
2009
1
eService
2016
1
Jax-RPC
2012
1
JPA
2011
1
JSF
2011
1
MuleSoft
2016
1
MySQL
2014
1
Perl Scripts
2012
1
SAP
2012
1
SAP CO
2012
1
SAP SCM
2012
1
SAP SLCM
2012
1
Shell Scripts
2016
1
Supply Chain Management
2012
1
Triggers
2014
1
WSAD
2007
1
XSLT
2016
1
AWS
0
1
AWS Cloudfront
0
1
AWS EC2
0
1
AWS S3
0
1
Cloudwatch
0
1
Continuous Integration
0
1
Database Design
0
1
Private Cloud
0
1
React.js
0
1
Scripting
0
1
Solutions Architecture
0
1
SQL Developer
0
1
System Architecture
2021
1
UML
0
1
XSL
0
1