Team Leader/ Software Architect/ Senior Software Developer
Aktualisiert am 11.02.2026
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.03.2026
Verfügbar zu: 100%
davon vor Ort: 20%
Software Development
C#
Teamleading
Software Architecture
Program Management
Delivery Management
Agile / Scrum
SQL
Azure
REST
.NET
Design Pattern
GitHub
Git
Project Management
Angular
TypeScript
English
Verhandlungssicher
German
Grundkenntnisse
Italian
Grundkenntnisse
Serbian
Muttersprache

Einsatzorte

Einsatzorte

Düsseldorf (+50km)
Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year
2025-02 - now

Global IT Audit & Governance

IT Consultant
IT Consultant
  • Leading full-scope IT audit across 7 international offices (Europe, Africa, Asia).
  • Covering governance, operating model, infrastructure, applications, shared services and security.
  • Delivering AS-IS HLD documentation, gap analysis and standardized onboarding framework.
Inros Lackner SE, Germany
3 years 3 months
2022-11 - now

Starting a business

Founder & CEO
Founder & CEO
  • Founded IT consultancy and AgriTech solutions company; delivering IT strategy, cloud and delivery management services.
  • Product ownership and development leadership for MyDigiFarm smart-farming digital platform.
  • Hands-on IoT deployments and LoRa/LoRaWAN network experience.
on request
1 year 8 months
2024-03 - 2025-10

Group IT GNOC Onboarding

Program Manager
Program Manager
  • Managing parallel workstreams to onboard Group IT into centralized GNOC operations.
  • Leading monitoring integrations (Assure1, Azure Monitor, LogicMonitor) and ITSM alignment (CM/IM/PM).
  • Driving closure of audit findings and operational readiness.
  • Defining requirements for management/monitoring systems (availability, performance, security) and aligning tooling with ITSM processes.
Digicel Group, Jamaica
11 months
2023-04 - 2024-02

Nationwide 5G Rollout

Program Manager/ BSS Consultant
Program Manager/ BSS Consultant
  • Program and BSS delivery support for nationwide greenfield 5G rollout.
  • Coordinating with Rakuten Symphony across design, integration and testing.
  • Aligning defect/release/deployment management with the master rollout plan.
  • Supporting cross-vendor design/integration/testing coordination and release/deployment governance within a greenfield 5G program.
1&1 Mobilfunk, Germany
11 months
2022-05 - 2023-03

Large-scale BSS Transformation Program

Delivery Lead
Delivery Lead
  • Delivery leadership for enterprise-wide BSS transformation for Tier-1 mobile operator.
  • Accountable for integration, configuration, development, environments and release management.
  • Managing cross-vendor dependencies, risks, governance and executive reporting.
Amdocs/ PPF ? Yettel
9 years 1 month
2013-04 - 2022-04

ICT Services & IT Strategy

Head of Department
Head of Department
  • Executive leadership across ICT services, IT strategy, enterprise architecture, OSS/BSS and cloud platforms.
  • Managed an organization of 100+; owned CAPEX/OPEX and strategic vendor partnerships (Microsoft, VMware, TrendMicro).
  • Launched national ICT cloud services (IaaS/PaaS/SaaS) and supported banking systems for MTS Bank.
  • Owned strategic vendor partnerships and developed platform roadmaps, including non-functional requirements (availability, performance, security) for enterprise platforms.
Telekom Srbija Group, Serbia
4 years 6 months
2008-10 - 2013-03

Telecom Services & Technologies

Head of Department
Head of Department
  • Led service planning and technology development for mobile, fixed, TV, and internet services.
  • Owned quad-play service architectures and the introduction of new telecom services.
  • Managed service lifecycle, platform releases, and integration impact on live networks.
  • Prepared CAPEX plans, PoC/pilot scopes and technical/evaluation inputs for new network and service platforms.
Telekom Srbija Group, Serbia
2 years 11 months
2005-11 - 2008-09

Telecom Services & Technologies

Core Network Engineer/ Team Lead
Core Network Engineer/ Team Lead
  • Hands-on engineering roles in mobile core networks (CS and PS) within NOC and MSS environments
  • Responsible for monitoring, maintenance, and troubleshooting mission-critical core network elements
  • Expert-level experience with SS7 (MTP, SCCP, TCAP, MAP), Diameter, and core signaling protocols
Telekom Srbija Group, Serbia, Ericsson (Vodafone Egypt)

Aus- und Weiterbildung

Aus- und Weiterbildung

Electrical Engineering and Information Theory
University of Belgrade
Degree: M.Sc. (Master-äquivalent)

Certificates
  • Data science specialization
  • Machine learning

Kompetenzen

Kompetenzen

Top-Skills

Software Development C# Teamleading Software Architecture Program Management Delivery Management Agile / Scrum SQL Azure REST .NET Design Pattern GitHub Git Project Management Angular TypeScript

Produkte / Standards / Erfahrungen / Methoden

Profile
Senior Telco & IT transformation leader (20+ years) supporting Tier-1 operators and international enterprises across network/platform delivery, service operations and governance. Experienced in translating target architecture and system design into procurement-ready documentation: requirements catalogues, HLD/AS-IS & gap analysis, non-functional requirements (availability, performance, capacity, IT security) and evaluation inputs for vendor selection. Strong multi-vendor coordination skills across design, integration, testing and release/deployment management for mission-critical telecom platforms.

Expertise

  • 5G/Core Tender & Requirements Support (RFI/RFQ/RFP; requirements & evaluation inputs)
  • Telecom Services & Platforms (Mobile, Fixed, TV, Internet; quad-play)
  • OSS/BSS & Service Assurance/ Monitoring (management systems, operational readiness)
  • Digital & Cloud Transformation (IaaS/ PaaS/ SaaS)
  • Program/ Portfolio / Delivery Management (multi-workstream, multi-vendor)
  • Enterprise Architecture & IT Strategy
  • Vendor & Executive Stakeholder Management (governance, reporting, CAPEX/OPEX)
  • IoT/ LoRa/ LoRaWAN (smart infrastructure)

Skills
Backend/ Architecture
  • C#
  • .NET
  • Solution architecture
  • Design Patterns
  • Integration (REST APIs, WCF)

Database
  • MS SQL Server
  • Data modeling
  • complex queries
  • Stored Procedures
  • Performance-Tuning

Frontend
  • Angular
  • TypeScript
  • modern SPA-architecture

DevOps/ Delivery
  • Azure DevOps
  • CI/CD
  • Git
  • Release-Management
  • Agile Methoden (Scrum/Kanban)

Personnel management
  • Team leadership
  • Mentoring
  • Stakeholder management
  • Business analysis
  • Effort estimation & planning
  • KPI-driven delivery

Domäne
  • Enterprise platforms
  • Insurance systems (policy management, claims processing, product configuration, integrations)

Einsatzorte

Einsatzorte

Düsseldorf (+50km)
Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year
2025-02 - now

Global IT Audit & Governance

IT Consultant
IT Consultant
  • Leading full-scope IT audit across 7 international offices (Europe, Africa, Asia).
  • Covering governance, operating model, infrastructure, applications, shared services and security.
  • Delivering AS-IS HLD documentation, gap analysis and standardized onboarding framework.
Inros Lackner SE, Germany
3 years 3 months
2022-11 - now

Starting a business

Founder & CEO
Founder & CEO
  • Founded IT consultancy and AgriTech solutions company; delivering IT strategy, cloud and delivery management services.
  • Product ownership and development leadership for MyDigiFarm smart-farming digital platform.
  • Hands-on IoT deployments and LoRa/LoRaWAN network experience.
on request
1 year 8 months
2024-03 - 2025-10

Group IT GNOC Onboarding

Program Manager
Program Manager
  • Managing parallel workstreams to onboard Group IT into centralized GNOC operations.
  • Leading monitoring integrations (Assure1, Azure Monitor, LogicMonitor) and ITSM alignment (CM/IM/PM).
  • Driving closure of audit findings and operational readiness.
  • Defining requirements for management/monitoring systems (availability, performance, security) and aligning tooling with ITSM processes.
Digicel Group, Jamaica
11 months
2023-04 - 2024-02

Nationwide 5G Rollout

Program Manager/ BSS Consultant
Program Manager/ BSS Consultant
  • Program and BSS delivery support for nationwide greenfield 5G rollout.
  • Coordinating with Rakuten Symphony across design, integration and testing.
  • Aligning defect/release/deployment management with the master rollout plan.
  • Supporting cross-vendor design/integration/testing coordination and release/deployment governance within a greenfield 5G program.
1&1 Mobilfunk, Germany
11 months
2022-05 - 2023-03

Large-scale BSS Transformation Program

Delivery Lead
Delivery Lead
  • Delivery leadership for enterprise-wide BSS transformation for Tier-1 mobile operator.
  • Accountable for integration, configuration, development, environments and release management.
  • Managing cross-vendor dependencies, risks, governance and executive reporting.
Amdocs/ PPF ? Yettel
9 years 1 month
2013-04 - 2022-04

ICT Services & IT Strategy

Head of Department
Head of Department
  • Executive leadership across ICT services, IT strategy, enterprise architecture, OSS/BSS and cloud platforms.
  • Managed an organization of 100+; owned CAPEX/OPEX and strategic vendor partnerships (Microsoft, VMware, TrendMicro).
  • Launched national ICT cloud services (IaaS/PaaS/SaaS) and supported banking systems for MTS Bank.
  • Owned strategic vendor partnerships and developed platform roadmaps, including non-functional requirements (availability, performance, security) for enterprise platforms.
Telekom Srbija Group, Serbia
4 years 6 months
2008-10 - 2013-03

Telecom Services & Technologies

Head of Department
Head of Department
  • Led service planning and technology development for mobile, fixed, TV, and internet services.
  • Owned quad-play service architectures and the introduction of new telecom services.
  • Managed service lifecycle, platform releases, and integration impact on live networks.
  • Prepared CAPEX plans, PoC/pilot scopes and technical/evaluation inputs for new network and service platforms.
Telekom Srbija Group, Serbia
2 years 11 months
2005-11 - 2008-09

Telecom Services & Technologies

Core Network Engineer/ Team Lead
Core Network Engineer/ Team Lead
  • Hands-on engineering roles in mobile core networks (CS and PS) within NOC and MSS environments
  • Responsible for monitoring, maintenance, and troubleshooting mission-critical core network elements
  • Expert-level experience with SS7 (MTP, SCCP, TCAP, MAP), Diameter, and core signaling protocols
Telekom Srbija Group, Serbia, Ericsson (Vodafone Egypt)

Aus- und Weiterbildung

Aus- und Weiterbildung

Electrical Engineering and Information Theory
University of Belgrade
Degree: M.Sc. (Master-äquivalent)

Certificates
  • Data science specialization
  • Machine learning

Kompetenzen

Kompetenzen

Top-Skills

Software Development C# Teamleading Software Architecture Program Management Delivery Management Agile / Scrum SQL Azure REST .NET Design Pattern GitHub Git Project Management Angular TypeScript

Produkte / Standards / Erfahrungen / Methoden

Profile
Senior Telco & IT transformation leader (20+ years) supporting Tier-1 operators and international enterprises across network/platform delivery, service operations and governance. Experienced in translating target architecture and system design into procurement-ready documentation: requirements catalogues, HLD/AS-IS & gap analysis, non-functional requirements (availability, performance, capacity, IT security) and evaluation inputs for vendor selection. Strong multi-vendor coordination skills across design, integration, testing and release/deployment management for mission-critical telecom platforms.

Expertise

  • 5G/Core Tender & Requirements Support (RFI/RFQ/RFP; requirements & evaluation inputs)
  • Telecom Services & Platforms (Mobile, Fixed, TV, Internet; quad-play)
  • OSS/BSS & Service Assurance/ Monitoring (management systems, operational readiness)
  • Digital & Cloud Transformation (IaaS/ PaaS/ SaaS)
  • Program/ Portfolio / Delivery Management (multi-workstream, multi-vendor)
  • Enterprise Architecture & IT Strategy
  • Vendor & Executive Stakeholder Management (governance, reporting, CAPEX/OPEX)
  • IoT/ LoRa/ LoRaWAN (smart infrastructure)

Skills
Backend/ Architecture
  • C#
  • .NET
  • Solution architecture
  • Design Patterns
  • Integration (REST APIs, WCF)

Database
  • MS SQL Server
  • Data modeling
  • complex queries
  • Stored Procedures
  • Performance-Tuning

Frontend
  • Angular
  • TypeScript
  • modern SPA-architecture

DevOps/ Delivery
  • Azure DevOps
  • CI/CD
  • Git
  • Release-Management
  • Agile Methoden (Scrum/Kanban)

Personnel management
  • Team leadership
  • Mentoring
  • Stakeholder management
  • Business analysis
  • Effort estimation & planning
  • KPI-driven delivery

Domäne
  • Enterprise platforms
  • Insurance systems (policy management, claims processing, product configuration, integrations)

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