Ivan Zivkovic

Ivan Zivkovic Email and Phone Number

Project Management | Experienced Backend Manager | IT Business systems analyst | Harvard Certified @ Etihad Credit Bureau
Ivan Zivkovic's Location
Dubai, United Arab Emirates, United Arab Emirates
Ivan Zivkovic's Contact Details

Ivan Zivkovic work email

Ivan Zivkovic personal email

About Ivan Zivkovic

With over 20 years of experience in telecommunication projects and digital transformations, I am a Backend Application and Systems Manager at Virgin Mobile UAE. I lead a team of 25 developers working on various mobile and backend applications and APIs. My mission is to ensure the optimal performance, availability, and security of all applications, databases, and business intelligence across the organization and the application lifecycle.I have successfully led and implemented several key projects, such as the CRM migration, implementation of the ticketing system, activation flow, and loyalty integration, which improved the response time by 20%, lowering the resolution time by 25%, transparency, and customer satisfaction of our services. I have also developed a billing aggregator application using Python in the first agile team in the company, introducing the agile methodology within the organization. I have strong skills in business analysis, troubleshooting, cross-team communication, and various open-source technologies and tools. I am passionate about learning new technologies and automating and re-engineering processes to enhance efficiency and quality.

Ivan Zivkovic's Current Company Details
Etihad Credit Bureau

Etihad Credit Bureau

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Project Management | Experienced Backend Manager | IT Business systems analyst | Harvard Certified
Ivan Zivkovic Work Experience Details
  • Etihad Credit Bureau
    Associate Principal - Engagement
    Etihad Credit Bureau Feb 2024 - Present
    Dubai, United Arab Emirates
    Leading project of integrating with Al Ansari Exchange. Archives to deploy the project on time.
  • Virgin Mobile Uae
    Backend Application & Systems Manager
    Virgin Mobile Uae Feb 2020 - Nov 2023
    Dubai, United Arab Emirates
    - Led a team of 25 developers to deliver a CRM migration project with a restrained budget, ensuring a seamless transition and improved customer relationship management, cutting the operational cost by 20% and also removing unused licenses, leaving 10% of a budget to be used elsewhere- Oversaw the implementation of a ticketing system, enhancing operational efficiency and customer support, streamlining support and issue resolution processes which led to a 25% decreased time to resolve the cases.- Implemented the change of the activation flow in the customer and dealer applications which fixed the 50% of timeout errors during the activation- Integrated loyalty system with the CVM and Active Campaign for a real-time campaign program- Bridged the gap between IT team, product owners, and sales, facilitating effective communication and alignment- Recommended systems improvements to technical staff, prioritizing maximum ROI- Identified needed business improvements and determined appropriate systems required to implement solutions. Collaborated with internal departments to align marketing campaigns
  • Vip Mobile D.O.O.
    Business System Support (Bss) Specialist - Prepaid Team, Bss
    Vip Mobile D.O.O. Apr 2017 - Jan 2020
    Belgrade, Serbia
    - Technical support for the prepaid part of the digital transformation OneBSS project execution in 2017-2020 to transform and migrate all existing businesses and the legacy systems of the 4 TAG (Telekom Austria Group), mobile operators, in the Balkans region into Ericsson CBIO17 full-stack solution. That includes BSCS, CS (Charging System), TCRM (Telco CRM), EOC (Ericsson Order Care), and Hybris (SAP product).- The developer of the billing aggregator application. Developing the application using Python in the first agile team and introducing the agile methodology within the company.- Project management and leading to the most complex projects that affect the BSS & Digital Services Department- Permanent improvement and analytics of processes to ensure the highest efficiency of operation processes which leads to better resolution time for incidents. Proud to increase the resolved incidents within SLA from 80% to 98.5%.
  • Vip Mobile D.O.O. & Si.Mobil
    Acting Team Leader – Eai Team, Bss
    Vip Mobile D.O.O. & Si.Mobil Jun 2015 - Apr 2017
    Belgrade, Serbia & Ljubljana, Slovenia
    - Led EAI team inside BSS & Digital Services Department, composed of BSS engineers and managing and coordinating their tasks and activities responsible for middleware- Participate in Change Advisory Board for changes over the BSS landscape and act as a Change Manager within the established process- Continuous communication with business stakeholders, vendors/integrators of respective systems regarding reported incidents, problems, and new functional requests – changes and configurations- Responsible for planning part of BSS Budget - operations and maintenance - covering the EAI environment. Achieved cutting down yearly OPEX on our team by 25% through consolidating vendors on two markets- Managed to create a functional multicultural team capable of overseeing the whole cluster
  • Vip Mobile D.O.O.
    Bss Expert And Integration Engineer – Eai Team, Bss
    Vip Mobile D.O.O. Oct 2014 - Jun 2015
    Belgrade, Serbia
    - Carry full responsibility for the TIBCO applications proper work- VAS services operational responsibility- Ensure provisioning and orchestrating systems are up 99.99% of time
  • Vip Mobile D.O.O.
    Bss Expert – Prepaid Team, Bss
    Vip Mobile D.O.O. Jul 2013 - Oct 2014
    Belgrade, Serbia
    - Carry full responsibility for the Orga OPSC prepaid system's proper work- Ensure all KPIs in the SLAs with the business units are met- Plan changes on the system targeted to improve system performance and operational manageability- Helping setting up analytics for BI reports
  • Ericsson
    Solution Integration, Developer
    Ericsson Apr 2012 - Dec 2012
    Tunis, Tunisia
    - Integrating VPN node to OSS and billing systems (EMM consolidation)- Resolving CSR for CDR push tool on VPN node- Developing and debugging SV for E2E provisioning involving HLR and VPN node provisioning- Performing test cases and function tests for VPN SV
  • Ericsson
    Services Professional, Developer
    Ericsson Jan 2011 - Mar 2012
    Plano, Tx, Usa
    - Developing and debugging customized orchestrated provisioning solution (Subscriber View) in Ericsson MA SDK for Ericsson HSS, SLF, Service Enablement, and new multi-vendor network element business logic, network logic, and Java link. Deploying the locally and remotely developed solution- Developing XSLT for translation from SOAP request to MA CAI3G- Writing project documentation, solution description, user and administrative guide, and acceptance test cases scenarios- Writing transformation scripts for migration between LDAP structure to SQL relational database- Creating and executing acceptance test cases and functional test cases
  • Telekom Srbija
    Solution Architect, Developer
    Telekom Srbija Oct 2008 - Dec 2010
    Belgrade, Serbia
    Project manager for NSN eVoucher system:- Migration of 3rd party transaction centers (companies) to new NSN eVoucher system- Single point of contact throughout the project between external PM and internal teams from different departments- Leading a technical team of four. Responsible for writing T-SQL procedures, scripts and schedule DB jobs for specific requests- Monthly revenue for the NSN eVoucher system was about 10M EuroEnterprise software architect – provisioning system:- Developing postpaid and business subscriber provisioning solution using Oracle procedures and shell scripts. Subscribers are provisioned towards Ericsson HLR, IN/VPN service, NSN c@o prepaid service, VAS mPayment platform (customized LDAP node), SMSC and other network nodes.- The solution is used by customer care, sales, and technical departments.- More than 50.000 requests were sent using this solution in the first month of production.- Involved in the full software development life cycle from planning through implementation, testing and writing documentation to deployment and maintenance.Solution architect – 3G promotional streaming:- The solution was developed in coordination with 3rd party company and few internal departments (including marketing, customer care, sails and IT).- More than 10.000 postpaid and 200.000 prepaid subscribers used the 3G streaming package in the promotional period (two months)Responsible for:- Ericsson VPN 3.0, INS 2.2, TSP 4.0 system OA&M and system integration (IN, HLR, EMA, Billing, SMSC, MMSC, VAS, VMS)- NSN eVoucher system- BSCS billing system administration (Alpha cluster GS1280 & GS 80, Tru 64 OS, Oracle administration & HW maintenance)- Storage integration and system administration (Symmetrix, Clariion, Centera)- System administration (IBM Blade Center, FSC Primergy servers)- System architect and designer for the web server (SuSE Linux enterprise server, Apache, MySQL, PHP, CMS)
  • Evolution Online - Eon
    Consultant And Owner
    Evolution Online - Eon Jun 2003 - May 2009
    - Consultant in re-design of Ministry of Education web site & CMS system.- Project leader and developer of National telecommunication regulatory agency web site. This project includes database driven flash animation (XML and PHP).- Project leader and developer of Totalk.com website system. This system includes more than 300 web sites. It’s a turn key system business for VoIP technology. (Development team founded Evolution online – EON ltd.)
  • Ericsson Dominican Republic
    Vpn Operation And Maintenance Engineer
    Ericsson Dominican Republic May 2008 - Oct 2008
    Santo Domingo, Dominican Republic
    Responsible for:- Ericsson VPN 3.0, INS 2.2, TSP 4.0 system OA&M - Node management - DCM tool (SS7 configuration) - LDAP, MySQL, Tomcat - Subscriber provisioning procedures - Daily, weekly and monthly maintenance procedures - Knowledge transfer - SW Updates, system configuration and upgrades - CSR writing, problem analysis, emergency handling
  • Telekom Srbija
    Vpn Operation And Maintenance Engineer
    Telekom Srbija Apr 2007 - May 2008
    Belgrade, Serbia
    Responsible for:- Ericsson VPN 3.0, INS 2.2, TSP 4.0 system OA&M and system integration (IN, HLR, EMA, Billing, SMSC, MMSC, VAS, VMS)- BSCS billing system administration (Alpha cluster GS1280 & GS 80, Tru 64 OS, Oracle administration & HW maintenance)- Storage integration and system administration (Symmetrix, Clariion, Centera) - System administration (IMB Blade Center, FSC Primergy servers)- System architect and designer for web server (SuSE linux enterprise server, Apache, MySQL, PHP, CMS)Involved in different projects:- SAS Campaign Management system integration in MTS network.- Migration from BSCS to FORIS billing system (Creating business process model for VPN service).- 3G streaming promotional packages project. Solution developer for Ericsson Content Delivery System NIN provisioning of subscribers based on subscribed services.- Developer of VAS LDAP application for provisioning subscribers on VAS LDAP server (prepaid, postpaid and VPN subscribers)
  • Ericsson
    Vpn/In Provisioning Engineer
    Ericsson Mar 2007 - Apr 2007
    Bucharest, Romania
    Business model solution engineer for Ericsson VPN 3.0, INS 2.2, TSP 4.0 system provisioning. 5 weeks contract
  • Ericsson
    Tsp Engineer
    Ericsson Nov 2006 - Feb 2007
    Douala, Cameroon
    I was responsible for system OA&M and for knowledge transfer. Preparing documentation, and presentation for managers and engineers. It was 3 months contract.
  • Telekom Srbija
    Vpn Operation And Maintenance Engineer
    Telekom Srbija Mar 1999 - Nov 2006
    Belgrade, Serbia
    Involved in different projects including:- provisioning for Ericsson MVPN 2.2.2, VPN 2.1 and VPN 3.0;- migration for Ericsson VPN 2.1. to VPN 3.0- migration for Ericsson MVPN 2.2.2. to VPN 2.1- system architect for company web server, brand development, web site traffic growth

Ivan Zivkovic Skills

Telecommunications Integration 3g Vas Provisioning Voip Software Development Apache Mysql Solaris Xml Vpn Shell Scripting Linux Php Sigtran Tcp/ip Open Source Software Hlr Business Support System Web Services Signaling System 7 Oracle Eclipse Intelligent Networks Ericsson Vpn Sybase Xslt Tibco Businessworks Python Jenkins Git Bash Ericsson Tsp Tibco Ems Ss7 Gsm Bss Ip Gprs Servers Nsn Microsoft Sql Server 2g Network Design Tsp Tru64 Cluster Microsoft Sql Nsn Evoucher Value Added Services Solution Architecture Project Management Software Development Life Cycle Team Leadership Cross Functional Team Leadership Devops Continuous Integration And Continuous Delivery

Ivan Zivkovic Education Details

Frequently Asked Questions about Ivan Zivkovic

What company does Ivan Zivkovic work for?

Ivan Zivkovic works for Etihad Credit Bureau

What is Ivan Zivkovic's role at the current company?

Ivan Zivkovic's current role is Project Management | Experienced Backend Manager | IT Business systems analyst | Harvard Certified.

What is Ivan Zivkovic's email address?

Ivan Zivkovic's email address is iv****@****ail.com

What schools did Ivan Zivkovic attend?

Ivan Zivkovic attended The School Of Electrical And Computer Engineering Of Applied Studies.

What are some of Ivan Zivkovic's interests?

Ivan Zivkovic has interest in International Travel, New Technology, Telecommunications, Environment, Education, Science And Technology, Animal Welfare, Arts And Culture.

What skills is Ivan Zivkovic known for?

Ivan Zivkovic has skills like Telecommunications, Integration, 3g, Vas, Provisioning, Voip, Software Development, Apache, Mysql, Solaris, Xml, Vpn.

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