Nenad Tomasic - Contractor

Spreitenbach, Switzerland

Experience

Sep 2022 - Present

2 years 10 months

Zürich, Switzerland

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

Oct 2021 - Aug 2022

11 months

Zürich, Switzerland

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

May 2021 - Sep 2021

5 months

Zürich, Switzerland

Contractor

SIX Group

Python Programming, Windows Power Shell, Scala, Postgres DB for Index calculation
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.
Introduction of Solaris Packaging for sendmail application for CS Solaris Build, that is used as mailbackbone in Credit Suisse

Jun 2020 - Nov 2020

6 months

Lenzburg, Switzerland

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 - Dec 2020

1 year

Winterthur, Switzerland

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)

Oct 2018 - Aug 2021

2 years 11 months

Zürich, Switzerland

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)

May 2018 - Oct 2018

6 months

St. Gallen, Switzerland

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

Jun 2016 - Apr 2018

1 year 11 months

Zürich, Switzerland

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

Apr 2016 - Jun 2016

3 months

Private Project

Nov 2015 - Apr 2016

6 months

Bern, Switzerland

Contractor

Bundesamt für Informatik

PL/SQL coding for legacy application on SOLARIS, for the federal statistical office
Simplifying legacy PL/SQL code full of global variables, with some procedures with 4000+ lines of code each.

Jul 2015 - Oct 2015

4 months

Zürich, Switzerland

Contractor

AdNovum Informatik

Support the application TWINT in production, PL/SQL, Oracle, Shell Scripting, Linux
Integration of Coop, Post in TWINT. Leading and assisting a new ETH graduate into Oracle Databases, PL/SQL

Apr 2014 - Jun 2015

1 year 3 months

Bern, Switzerland

Contractor

Bundesamt für Informatik

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

Sep 2010 - Mar 2014

3 years 7 months

Zürich, Switzerland

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. 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. 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

Sep 2008 - Apr 2010

1 year 8 months

Bern, Switzerland

Contractor

SBB

Webapplication DAZU on Glassfish J2EE server for ETCS (Europ.Train Control System) ,Oracle, Spring MVC,JPA. Performance gains using Explain Plan (query returned data from 30 sek to 5 sek)

Jan 2008 - Jul 2008

7 months

Zürich, Switzerland

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 months

Basel, Switzerland

Contractor

SBB Cargo

Backend Java/J2EE coding with Oracle Toplink, Websphere, PL/SQL, Eclipse RCP client. 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 - Dec 2008

4 years

Zürich, Switzerland

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
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 - Dec 2004

2 years

Zürich, Switzerland

Engineer

Teconomic AG

Java, Oracle 8,AIX 4, XSLT,Backend Insurance Application (Riester-Rente) for Winterthur Insurance. Standard Java coding and improvements of SQL queries for different business rules

Jan 2002 - Dec 2003

1 year

Zürich, Switzerland

Student

Seminar für Angewandte Mathematik, ETH Zürich

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 - Dec 2003

3 years

Zürich, Switzerland

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
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.