Reinhold Mathmann nicht verfügbar bis 30.06.2020

Reinhold Mathmann

IT Solution Consultant | Business Analyst

nicht verfügbar bis 30.06.2020
Profilbild von Reinhold Mathmann IT Solution Consultant | Business Analyst aus Petershausen
  • 85238 Petershausen Freelancer in
  • Abschluss: University Degree in Mathematician
  • Stunden-/Tagessatz: 85 €/Std. 700 €/Tag
    Without expenses, negotiable
  • Sprachkenntnisse: deutsch (Muttersprache) | englisch (gut)
  • Letztes Update: 05.01.2020
SCHLAGWORTE
PROFILBILD
Profilbild von Reinhold Mathmann IT Solution Consultant | Business Analyst aus Petershausen
DATEIANLAGEN
Profil - Werdegang, Erfahrung, Tätigkeitsfeld und Projekte / Mandate
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Profile - Career, Experiences, Activities and Projects / Mandates
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SKILLS
Career:

Since 2009:   Freelance IT Solution Consultant, successful completion of many mandates in various IT roles
1999 – 2009: Many years of experience as Senior (Technical) Consultant and System Developer
     2008 – 2009: Senior Consultant Automotive at Atos Origin GmbH
     2001 – 2008: Senior (Technical) Consultant at Softlab GmbH (since Jan 2008 Cirquent GmbH, since Apr 2012 NTT Data), Zamdorfer Straße 120,
                            D-81677 Munich, Divisions „Supply Chain Management”, „Sourcing and Procurement” and „Aftermarket”
     1999 – 2001: System Developer at debis Systemhaus GEI, branch office in Hamburg, Division „Transport” (E-ticketing & Information systems for public transport)

Experience:
  • Many years of experience in various roles in agile (SCRUM) and classic (waterfall) IT projects
    • Consulting expertise at the interface between Business and IT
    • Project management (operational) and application management
    • Software design and development of individual solutions with focus on J(2)EE and RDBMS
  • Cooperation and coordination with various stakeholders and actors in various project phases
    • Working closely with Product Owners and involvement in agile team activities
    • Collaboration with stakeholders in design and conceptual phase
    • Collaboration with partners / clients / project members in software development & system integration
    • Coordination of involved development teams with monitoring and quality assurance of the results
    • Onboarding, coaching and guidance of project members and internal and external colleagues
  • Modelling and rollout of ALM processes and tools (Software Industrialization)
  • Application of Operation Research methods for Optimization Problems
  • Industry focus on automotive, minor experience in public transport and telecommunications
Activities:
  • Developing new solutions and communicating these solutions to developers and other stakeholders
  • Control of design and implementation of product features and projects, incl. pure technical measures
  • Creating / Refining / Prioritizing product backlog items such as Epics, User Stories and FD RG 1&2 (FD RG = Feature Description Reifegrad)
  • Creating business, system and IT concepts for implementation, integration, migration and exploration
    • Recording of As-Is processes and system landscapes, incl. weak point analysis
    • Requirements engineering (using simple document templates, but also special tools)
    • E2E design of target business processes (both Powerpoint-based and using BPMN)
    • Use case specification (using proprietary templates and UML diagrams)
    • Identification, design and evaluation of solution alternatives
    • Data / object modelling (using ERM and UML diagrams)
    • Architectural design of systems / platforms (conceptual, functional, execution ITA views) and software
    • Interface design, creation of interface specifications, contracts and technical annexes
  • Creating, coordinating and controlling change requests to surrounding systems
PROJEKTHISTORIE
  • 04/2019 - bis jetzt

    • Digital Charging Solutions GmbH
    • 50-250 Mitarbeiter
    • Sonstiges
  • IT Solution Consultant, Business Analyst, Feature Lead, System Integrator, Tester / QA
  • *** E-Mobility Provider - Public E-Charging Platform***

    Scope:
    • Design of process and system (frontend & backend) integration of an OEM
    • Design of process and system integration with CPOs (charge point operators) with the purpose of linking / merging user accounts
    • Design of an interface to an Authentication Cache for POI Access Management
    • Coordination of migration and go-live of a new portal for fleet customers
    • Coordination tasks concerning the central billing and process engine OpenInformer (OI):
      • Database migration of Oracle 12 to PostgreSQL 9.6 as Azure Managed Service
      • Pushing the creation of a regression test suite for the OI-API
      • Troubleshooting in case of OI outages and optimization of performance issues
      • Relocation of documents such as invoices from PostgreSQL to Azure Storage Account
    Activities:
    • Coordination of migration von Oracle 12 nach PostgreSQL 9.6 als Azure managed service
    • Coordination of outage troubleshooting and performance optimizations
    • Identifying, specifying and aligning migration measures for go-live of new fleet portal
    • Pushing of monitoring and alerting measures
    • Design activities with documentation in Confluence and MS Powerpoint:
      • Requirements engineering (functional and non-functional)
      • E2E Design of target processes, incl. alignment with process partners (CPOs and OEMs)
      • Identification, design and evaluation of solution alternatives
      • Preparation and presentation of decision-making documents - Driving decision making
      • Use Case specification and design of logical data model
      • Interface design and alignment with interface partners (OEMs and CPOs)
      • Design and visualization of conceptual and functional IT Architecture
      • Design of business logic
    • Creation / Refinement of Epics and User Stories in Jira, incl. alignment with developers & PO
    • Quality assurance of feature specifications and implementations
    • Creation, coordination and control of change requests to surrounding systems
    • Test and acceptance of software deliveries, Troubleshooting
    • Interfacing Business (Business Development, Product & Market Mgmt.) and IT departments
    Methods: SAFe, Scrum, WSJF, BPMN, UML, ERM

    Tools / Tech Stack:
    Teams, Confluence, Jira, OpenAPI/Swagger, REST, JSON, XML, cURL, OIDC, MS Office, MS Visio,
    MS Azure Cloud Services, MS Azure Portal, PostgreSQL as Azure Managed Service, Prometheus, Grafana, OpenInformer as central billing & process engine, Liferay, Git, MS SQL Server for POIs

  • 04/2017 - 03/2019

    • BMW AG
    • >10.000 Mitarbeiter
    • Automobil und Fahrzeugbau
  • IT Solution Consultant / Architect, Business Analyst, Tester / QA, Rollout Coordinator
  • *** Open Telematics Platform (OTP) ***

    Scope:
    • Creation and coordination of business and system proposal for integration of time series telematics data in OTP and forwarding to 3rd parties and private end customers
    • Creation of an exploration concept for new NoSQL database for time series telematics data
    • E2E Design of a new business and technical process for major legal updates of TAC and DPP
    Activities:
    • Design activities with documentation in MS Word, Powerpoint and Visio:
      • As-Is Process & System Recording
      • Delta analysis of basic EMEA processes and platform
      • Requirements engineering (functional and non-functional)
      • E2E Design of target business processes
      • Identification, design and evaluation of solution alternatives
      • Preparation and presentation of decision-making documents - Driving decision making
      • Use Case specification (using templates and UML diagrams)
      • Design of logical data model
      • Interface design and alignment with interface partners
      • Design of conceptual and functional IT Architecture
    • Creation of Epics and User Stories, Quality assurance of feature specifications
    • Implementation of MS Excel macros with REST interfaces for new policy upgrade process
    • Creation, coordination and control of change requests to surrounding systems
    • Test and acceptance of software deliveries, Troubleshooting
    • Interfacing Business and IT department, Coaching client stuff and external colleagues
    • Coordination of integration, migration, rollout with a new policy mgmt. system (EMEA & NA)
    Methods: Hybrid project management, Scrum, ITPM, BPMN, UML, ERM, Meta ITA

    Tools / Tech Stack: 
    Confluence, Jira, HP ALM, ITSM Suite, OpenAPI/Swagger, REST, JSON, XML, cURL, MagicDraw, Meta ITA Templates, MS Office, MS Excel Macro / VBA, MS Visio

  • 05/2014 - 10/2014

    • BMW AG
    • >10.000 Mitarbeiter
    • Automobil und Fahrzeugbau
  • Data Quality Analyst
  • *** Data quality assurance in Vehicle Online Apps ***

    Scope:  Data quality assurance of provider content for Vehicle Online Apps, e. g. Parking App

    Activities:
    • Definition and reconciliation of data quality metrics and KPIs
    • Implementation of metrics & KPIs with integration of certain provider interfaces via Talend
    • Monitoring of metrics and KPIs on certain provider content
    • Support with RFQ / tender, provider nomination and selection of content providers
    • Coaching internal stuff in using the implemented monitoring tool
    • Coaching colleagues in integration of further provider interfaces via Talend and QA in general
    Methods: ITPM

    Tools / Tech Stack: Talend, SoapUI, REST-Client, cURL, proprietary DQ tools, ITSM, MS Office

  • 09/2013 - 04/2014

    • Audi AG
    • >10.000 Mitarbeiter
    • Automobil und Fahrzeugbau
  • Business Analyst
  • *** Planning and evaluation of vehicle-related projects (BOA) ***

    Scope:  Application improvement

    Activities:
    • As-is / weak point analysis of an existing application
    • Identification, evaluation and elaboration of improvement potentials with regard to usability, reporting, offline enabling, mobile devices.
    • Requirements engineering (functional)
    • Creation of change requests and business specifications
    Methods: 

    Tools / Tech Stack: MS Office

  • 09/2013 - 04/2014

    • BMW AG
    • >10.000 Mitarbeiter
    • Automobil und Fahrzeugbau
  • System / Content Integrator, Data Quality Analyst, Tester
  • *** Content Provider integration (CPI – eMobility content) ***

    Scope:  Integration of eMobility content into vehicle online apps for various markets / countries

    Activities:
    • IT Design of content provider integration (integration via web services or csv file)
    • Creation of necessary CRs, interface specifications and contracts as well as SLAs
    • Engaging with global content providers to get success of the system / content integration, i.e. onboarding, enabling and support of providers during integration
    • Coordination and execution of both functional and technical tests (manual / automatic) of the integration via SoapUI, incl. acceptance
    • Tracking and presenting progress to contracting authority
    Methods: ITPM

    Tools / Tech Stack: SoapUI, REST-Client, cURL, proprietary test tools, XML Spy, MS Office

  • 01/2012 - 08/2013

    • BMW AG
    • >10.000 Mitarbeiter
    • Automobil und Fahrzeugbau
  • IT Solution Consultant / Architect, Product Owner, Tester / QA
  • *** Business Integration Platform (BIP – new central accounting platform) ***

    Scope:  
    Application design of the BIP with regard to overall integration, customizing and configuration (based on Order2Cash product of Orga Systems OPSC Gold as billing & rating component and CustomerCare / Ericsson Order Care product as CRM component)

    Activities:
    • Requirements engineering (functional and non-functional)
    • Quality assurance and detailing of lifecycle management processes in BPMN
    • Specification of use cases based on the lifecycle management processes
    • Business design of the modules of the new central accounting platform
    • Responsible for the customer module
    • Design and coordination of system integration of the 2 purchasing product
    • Creation, QA and coordination of CRs and interface specifications and contracts
    • Test and acceptance of software deliveries
    • Engage with solution providers to get success of the system integration, customizing and configuration, i.e. onboarding, enabling and support of providers during integration
    • Coaching internal client stuff, Onboarding / coaching colleagues
    Methods: Waterfall, ITPM, BPMN, UML, Meta ITA

    Tools / Tech Stack: 
    HP ALM, MS Office, MS Visio, Visual Paradigm, Meta ITA templates, proprietary CR templates,
    Order2Cash solution with Orga Systems OPSC Gold as billing & rating component and CustomerCare / Ericsson Order Care as CRM component

  • 08/2011 - 12/2011

    • BMW AG
    • >10.000 Mitarbeiter
    • Automobil und Fahrzeugbau
  • Business Analyst, IT Solution Consultant
  • *** ConnectedDrive Accountmanagement for BMW i ***

    Scope:  Creation of system proposal

    Activities:
    • Requirements engineering (functional and non-functional)
    • Analysis & enhancement of business processes with regard to eMobility features of BMW i
    • Specification of use cases, incl. static and dynamic models
    • Enhancement of logical data model
    • Design of the user model with authorization concept, mask design and dialog processes
    • Update of IT Architecture
    • Definition of integration scenarios and specification of interfaces
    • Specification and introduction of BMW i specific CRs into the evolving overall account management solution of BMW
    Methods: Waterfall, ITPM, BPMN, UML

    Tools / Tech Stack: MS Office, MS Visio, Visual Paradigm, ITA Templates

  • 02/2009 - 07/2011

    • Volkswagen AG
    • >10.000 Mitarbeiter
    • Automobil und Fahrzeugbau
  • IT Solution Consultant, Product Owner, Rollout Coordinator
  • *** Procurement & Sourcing (PS) / Cost management ***

    Scope:  
    • Design and rollout of the CBD and WSA process (Cost-Breakdown, Wertschöpfungsanalyse)
    • Application maintenance of the B2B application ESL (Electronic Supplier Link)
    • Modelling optimization problem for tire sourcing via operations research methods
    • Driving forward various IT methodologies and introduction of IT templates in PS departmentCreation of system proposal

    Activities:
    • Business and technical design, test, acceptance, rollout and further development of the group-wide CBD process for parts and tools, including CBD web form
    • Modelling and prototyping of the mathematical optimization problem in tire sourcing
    • Test, acceptance and rollout of the group-wide WSA process
    • Integration of CBD and WSA into central sourcing platform STAR
    • Application maintenance and redesign of the B2B application ESL
    • Internal interface with various stakeholders
    • Creation of an initial document for the client empowerment of the procurement systems
    • Creation of requirement specification template
    • Coaching internal client stuff and onboarding / coaching new colleagues
    Methods: Waterfall, BPMN, UML, Operations Research (linear modelling)

    Tools / Tech Stack: OR optimizer, MS Office, MS Visio

ZEITLICHE UND RÄUMLICHE VERFÜGBARKEIT
Available as of 01.06.2020
Geographical availability: Greater Munich +/- 100 km
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