nenad tomasic

Senior IT Engineer

Spreitenbach, Schweiz

Erfahrungen

Sept. 2022 - Bis heute
2 Jahren 7 Monaten
Zürich, Schweiz

Contractor

Swisscom

  • SAP Data Designer ETL, SQL Server, Docker for PharmaSuisse Data Warehouse Application (Application Manager and Developer)
  • SAP Business Objects, ABAP on SAP HANA for the Police of Canton Bern (Application Manager and Developer)
  • Avaloq Connectors to SAP BW for Banque Cantonale de Fribourg
Okt. 2021 - Aug. 2022
11 Monaten
Zürich, Schweiz

Contractor

Swisscom

Openshift, Grafana, Kafka, Splunk, MariaDB, Postgres, Influx DB, Linux and Openshift operations and maintenance for the Custodigit Trading Crypto Application for the Sygnum Bank as 2nd Level Support

Mai 2021 - Sept. 2021
5 Monaten
Zürich, Schweiz

Contractor

SIX Group

Python Programming, Windows Power Shell, Scala, Postgres DB for Index calculation

Juni 2020 - Nov. 2020
6 Monaten
Lenzburg, Schweiz

Contractor

Finnova AG

  • Scala programming with AKKA framework for new services (Websockets) around Finnova Core Banking Suite, with interfaces to Elasticsearch,Postgres,Kafka
  • Openshift deployments with Jenkins Pipeline and introducing Selenium testing with Python on Selenium Grid
Jan. 2019 - Dez. 2020
1 Jahr
Schweiz

Contractor

AXA Winterthur

  • Migration of JBOSS with Java Swing Frontend into the Cloud (Azure, AWS) of the Backend with Redhat, Openshift
  • DB2 Engineering, Artifactory, Openshift deployments with Jenkins Pipeline (CI)
Okt. 2018 - Aug. 2021
2 Jahren 11 Monaten
Zürich, Schweiz

Student

ETH Zürich

Master in MSc ETH Angewandte Mathematik Full-time studies parallel to normal work

  • Computational Quantum Physics (C++, Python with ML Keras,PyTorch)
  • Combinatorial Optimization, Operations Research (Python)
  • Statistical Modelling, Applied Linear Models (R)
  • Numerical Analysis for Partial Differential Equations (Matlab)
Mai 2018 - Okt. 2018
6 Monaten
St. Gallen, Schweiz

Contractor

Raiffeisen Bank

  • Cyber Security in the e-banking Application. Including PL/SQL, SAP HANA, C++ with QT-framework, Javascript.
  • Simulating of attacks to identify their fingerprint and characteristics
Juni 2016 - Apr. 2018
1 Jahr 11 Monaten
Zürich, Schweiz

Contractor

Credit Suisse

  • Technical Project Leader for Offshore in India (Scrum)
  • PL/SQL, Shell and Python scripting on Linux(Redhat) for Datawarehouse Application in Treasury Department
  • Using ETL Informatica, Responsible for Splunk, Jenkins Continuous Integration all on Linux Redhat, Migration to Teamcity

Impact: We created a virtual environment for developers in VmWare with build process, introducing RPM packaging, Splunk

Apr. 2016 - Juni 2016
3 Monaten
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Scala/Postgres backend coding on scalatra framework for Webapplication that was displaying a Livestream video from an Android App, bidirectional with voice. Supposed to be for an Insurance Company. Used Selenium with Python for UI Testing.

Nov. 2015 - Apr. 2016
6 Monaten
Bern, Schweiz

Contractor

Bundesamt für Informatik

PL/SQL coding for legacy application on SOLARIS, for the federal statistical office

Impact: Simplifying legacy PL/SQL code full of global variables, with some procedures with 4000+ lines of code each.

Juli 2015 - Okt. 2015
4 Monaten
Zürich, Schweiz

Contractor

AdNovum Informatik

Support the application TWINT in production, PL/SQL, Oracle, Shell Scripting, Linux

Impact: Integration of Coop, Post in TWINT. Leading and assisting a new ETH graduate into Oracle Databases, PL/SQL

Apr. 2014 - Juni 2015
1 Jahr 3 Monaten
Bern, Schweiz

Contractor

Bundesamt für Informatik

General consulting/programming ( PL/SQL,Unix) and migration of scheduling system into Oracle Jobs Scheduler

Sept. 2010 - März 2014
3 Jahren 7 Monaten
Zürich, Schweiz

Contractor

Credit Suisse

  • Java coding for J2EE Weblogic Application with JSF, project was about replacing 2 legacy java applications into 1 J2EE application, for the access of personal account to unix servers

Impact: Data Migration from independent 2 DB2 databases to 1 Oracle schema without errors, programmng to interfaces like LDAP, Control-SA. Extensive sudo configurations.

  • 2nd project was with PL/SQL, shell scripting for Exposure Analytics Calculation

Impact: I Created a build system in a virtual box for each developer of the team, introducing Continuous Integration Introduced packaging for Solaris, migration from Redwood JCS to Control-M

Sept. 2008 - Apr. 2010
1 Jahr 8 Monaten
Bern, Schweiz

Contractor

SBB

Webapplication DAZU on Glassfish J2EE server for ETCS (Europ.Train Control System) ,Oracle, Spring MVC,JPA

Impact: Performance gains using Explain Plan (query returned data from 30 sek to 5 sek)

Jan. 2008 - Juli 2008
7 Monaten
Zürich, Schweiz

Contractor

Zürcher Kantonalbank

Java, C++ for currency data from SAP, AVALOQ, Reuters,Host interfaces sending all data to SeeBeyond EAI

Feb. 2007 - Nov. 2007
10 Monaten
Basel, Schweiz

Contractor

SBB Cargo

Backend Java/J2EE coding with Oracle Toplink, Websphere, PL/SQL, Eclipse RCP client

Impact: In Project POLAR (planning of cargo, routes and train journey) performance improvements of SQL queries by optimizing with Explain Plans. Extensive Java coding with Oracle Toplink for DB access.

Jan. 2004 - Dez. 2008
4 Jahren
Zürich, Schweiz

Consultant

e3 AG

  • Sh Scripting, Packaging Solaris/AIX,Unix System Engineering, DBA on Oracle 9, MQ Series,Tivoli,
  • Workflow Programming (Buildtime) with MQ Workflow,J2EE, Weblogic,Control SA
  • EAI (SeeBeyond ICAN 5) programming for Vontobel bank with interfaces to AVALOQ, SAP

Impact: The automated migration of 1000+UNIX servers of Credit Suisse to the internal UACS Security Standard via deployment of a specially designed Solaris Package on each server, patching each server for remote access via script.

Jan. 2002 - Dez. 2004
2 Jahren
Zürich, Schweiz

Engineer

Teconomic AG

Java, Oracle 8,AIX 4, XSLT,Backend Insurance Application (Riester-Rente) for Winterthur Insurance

Impact: Standard Java coding and improvements of SQL queries for different business rules

Jan. 2002 - Dez. 2003
1 Jahr
Zürich, Schweiz

Student

Seminar für Angewandte Mathematik ETH

Returned back to ETH for physics study (not finished). Worked at SAM (Seminar für Angewandte Mathematik)

With C++ with STL and MPI on Solaris 8 for a library Concepts for numerical computations (Finite Elements)

Jan. 1999 - Dez. 2003
3 Jahren
Zürich, Schweiz

Engineer

AdNovum AG

  • C++,CORBA on Solaris, DB2, Oracle for an intranet application for UBS
  • C-Programming with PKCS# 11-API Integration into the OpenSSL project on Solaris and Windows NT

Impact: The testing on different hardware(smartcards), always revealed new bugs, until they were all fixed. Compiling and Testing on Solaris and Windows NT also had its challenges and discoveries.

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Introduction of Solaris Packaging for sendmail application for CS Solaris Build, that is used as mailbackbone in Credit Suisse

Sprachen

Deutsch
Muttersprache
Kroatisch
Muttersprache
Englisch
Verhandlungssicher
Französisch
Verhandlungssicher
Italienisch
Fortgeschritten
...und 1 Weitere

Ausbildung

Okt. 2018 - Juni 2021

ETH Zürich

MSc ETH Angewandte Mathematik · Angewandte Mathematik · Zürich, Schweiz

Okt. 1995 - Juni 2000

ETH Zürich

Master of Science ETH in Mathematics · Mathematics · Zürich, Schweiz

Zertifikate & Bescheinigungen

Certified Java Developer

Certified Java Programmer

Certified Solaris 8 System Administrator

Oracle Certified Associate Programmer PL/SQL 9i

Oracle Certified Professional DBA 9i