Ivan Kazhadub

Bis 2020, Lead Software Architect, Wirecard AG

Kirchheim, Deutschland

Fähigkeiten und Kenntnisse

Java
Big Data
Business Intelligence
ETL
Apache Kafka
Apache Solr
Hbase
Pentaho
Apache Hadoop
J2EE
UML
HTML
HTML5
SQL
JavaScript
XML
Android
golden gate for hadoop
jQuery
Apache Maven

Werdegang

Berufserfahrung von Ivan Kazhadub

  • Bis heute 3 Jahre und 10 Monate, seit Sep. 2020

    Business Data Expert

    Commerzbank AG
  • 1 Jahr und 5 Monate, Apr. 2019 - Aug. 2020

    Lead Software Architect

    Wirecard AG

    1. Data Lake Design und Implementierung 2. Technische Forschung und Implementierung des POC. 3. Design und Spezifikationsdokument der Produktionsanwendungen 4. Advanced Analytics 5. Java-Implementierung von Tasks, die nicht mit anderen Tools implementiert werden können. 6. MDM-Verteilung 7. Team- und Entwicklungsprozess etablieren 8. Beratung für interne Kunden 9. Roadmap Erstellung

  • 3 Jahre und 5 Monate, Dez. 2015 - Apr. 2019

    Senior Softwareentwickler (ETL/BigData/Java)

    Wirecard AG

    Für folgende Aufgaben bin ich verantwortlich: 1. Integration von Apache Solr. 2. Data Lake Design und Implementierung (Hbase, Kafka, Spark) 3. Sammeln verschiedener Daten in verschiedenen Formaten aus verschiedenen Quellen und Bereitstellen in einem leicht analysierbaren Format für BI-Tools. 4. Technische Forschung und Implementierung von POC 5. Java Implementierung von Aufgaben, die nicht mit anderen Tools implementiert werden können. 6. MDM Design und Implementierung.

  • 3 Monate, Sep. 2015 - Nov. 2015

    Lead Java/BigData Developer

    Godel Technologies

    Project: Austrian railways. Google BigQuery based project for collecting and analyses information coming from different systems. Responsibilities: team/tech lead, structure design, common components development. Environment: Goggle BigQuery, Java, Maven

  • 1 Jahr und 2 Monate, Juli 2014 - Aug. 2015

    Senior Java/Hadoop Developer

    IBA Group

    Project: . Megafon Scoring Service. Senior Java/Hadoop developer Scoring Service project for one of the largest Russian’s providers of mobile communications. This is an application for analysis and calculation of the big data collected by the mobile provider and as a result some scoring number is provided to the customers. It is based on Hadoop (CDH 4.x.x) infrastructure. The application core is based on the MapReduce pattern. The access to the service is provided by SOAP protocol.

  • 3 Monate, Mai 2014 - Juli 2014

    Senior/Architect Java Developer

    IBA Group

    Project: New Business Online (nBOL) project. It is new face for old Swing client. Responsibilities: structure design, common components development. Environment: JSF, Primefaces, EJB, Jasperreports, Maven, Oracle, PLSQL, jQuery

  • 2 Jahre und 1 Monat, Mai 2012 - Mai 2014

    Senior/Architect Java Developer

    IBA Group

    Project:. New Business Online (nBOL) project. The project includes both client and server parts for Corporate and Investment Banking of Standard Bank of South Africa, which is one of the biggest banks in Republic of South Africa. Responsibilities: Development and implementation server-side and client-side java application. Integration of reporting process. Implementation of EJB backend and frontend services. Performance improvement. Working on-side: 3 times.

  • 3 Jahre und 1 Monat, Mai 2010 - Mai 2013

    Senior/Architect Android Developer

    Freiberuflich

    7 different projects to European customers. All available features of Android platform were involved.

  • 4 Monate, Feb. 2012 - Mai 2012

    Senior Java/Web Developer

    Qulix Systems

    Project: Leshoz. It is a complex documentation circulation system; a web application connected to Alfresco repository, intended for workflow automation: documentation circulation, assignment handling and auditing. Responsibilities: Developing DAL, report’s templates, user interface. Environment: JSF, Primefaces, EJB, Jasperreports, Servlets, Maven, Oracle, PLSQL, jQuery

  • 9 Monate, Mai 2011 - Jan. 2012

    Java/Web Developer

    Qulix Systems

    Project: Document management system. It is a complex documentation circulation system; a web application connected to Alfresco repository, intended for workflow automation: documentation circulation, assignment handling and auditing. Responsibilities: Developing product UI and program logic. Environment: SmartGWT, GWT, Spring, Java EE, Maven, Jasperreports, Alfresco, JBoss

  • 4 Monate, Feb. 2011 - Mai 2011

    Java/Web Developer

    Qulix Systems

    Project: Electronic digital signature. These are three applets for generation keys, making digital signature and verifying it. Responsibilities: Developing Applets and algorithms of singing and verifying. Environment: Swing, JCE, JCA, Ant, Applet.

  • 1 Jahr und 7 Monate, Aug. 2009 - Feb. 2011

    Java/Web Developer

    Qulix Systems

    Project: Intouch. These are electronic archive for insurance company. Responsibilities Developed UI and API for communication with Alfresco repository. Environment: , GWT, Spring, Log4j, Alfresco, Maven

  • 1 Jahr und 9 Monate, Dez. 2007 - Aug. 2009

    Junior Java Developer

    Lightideas

    Project: Tender.Pro. Electronic trading platform for different equipment http://www.tender.pro/. Responsibilities: Developed servlets, DB layer on Hibenate. Project :Accounting system for dealer commodity circulation. Responsibilities: Developed user GUI, extended server API.

Ausbildung von Ivan Kazhadub

  • 1 Jahr und 9 Monate, Sep. 2011 - Mai 2013

    Motion recognition process

    Belarussian State University of Informatics and Radioelectronics

  • 4 Jahre und 11 Monate, Sep. 2006 - Juli 2011

    Systems and Networks department

    Belarusian State University of Informatics and Radioelectronics

Sprachen

  • Russisch

    Muttersprache

  • Englisch

    Fließend

  • Deutsch

    Gut

Interessen

Fotografie
Reisen
Microcontroller Entwicklung

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