DATEV Experts in Germany

• Supported monthly and annual closing activities
• Checked incoming invoices for formal and factual accuracy
• Posted incoming invoices
• Contact person for internal departments on accounting matters
• Created and maintained vendor master data
• Processed open items
• Took on additional accounting-related special tasks
• Managed the functional mailbox
• Performed payment runs

Training and knowledge transfer – Accounts Payable:

In addition to the tasks above, I was responsible for training and transferring knowledge to 8 employees of an external service provider in India who took over the accounts payable activities:

• Conducted structured training and practical guidance throughout the accounts payable process
• Trained employees in checking and posting incoming invoices, including formal and factual checks
• Taught vendor master data maintenance, open-item processing and payment runs
• Trained employees in using the functional mailbox and communicating effectively with internal departments
• Explained accounting procedures, controls and company-specific accounts payable requirements
• Conducted “Training on the Job” using practical posting cases and real business transactions
• Supported the team in independently carrying out accounts payable processes and resolving accounting questions
• Checked the quality and accuracy of work results and provided continuous feedback and coaching
• Supported the transfer of accounts payable processes to the external service provider and ensured structured knowledge transfer and an orderly handover
• Supported a smooth transition by documenting processes, clarifying responsibilities and ensuring consistent application of accounting requirements

Software: JDE, ELO, SAP Concur

• Functional management and further development of a team of 28 IT employees (internal & external) in the areas of HelpDesk / HelpLine, RHEL (Red Hat), MUREX (trading system & applications), SAP basic operations
• Management of external service providers (including FI-TS for SAP basic operations)
• Personnel, resource and budget planning for the IT department and projects
• Introduction and establishment of regular communication formats (regular meetings, team and cross-departmental meetings)
• Ensuring application operations in a hybrid environment (Windows / Linux with database and web/application servers)
• Support for transformation projects to modernize the application landscape (e.g. DevOps approaches)
• Building and introducing digital IT procurement for hardware & software (e.g. with DELL)
• Development and management of the „IT Operations DOS" department based on the company strategy
• Preparation of management reports & decision papers on IT projects, optimization potential and automation opportunities
• Representing the department in Rentenbank committees and ensuring regulatory compliance (BaFin §44, DSGVO, BSI, MaRisk)

• Managing Director of Vishnu Artists GmbH in Berlin (since 01/2025, together with Benedikt Irsch).
• Responsible for the company's finance, planning and reporting; working with DATEV.
• Reporting with Power BI as well as planning and analysis models in Excel as a basis for management decisions.
• Selection, development and implementation of AI-supported tools in the company, including Flow Compass.
• Co-host of the Vishnu AI Freelancer Meetup, which takes place every four weeks on Miro; exchange about the practical use of AI applications in coaching and facilitation.

• Business area: Automotive / Exteriors
• Responsible recruiter for all plant areas (Technicians, Operators, Engineers - Blue and White Collar)
• Supporting central Talent Acquisition with manager and back-office positions
• IT/HR systems: Successfactors, SAP HCM
• Preparing reports on recruiting activities and maintaining and customizing the applicant tracking system (ATS/HRIS)
• Conducting telephone and virtual interviews for an initial assessment of candidates
• Preparing and publishing job advertisements on internal and external platforms to attract candidates
• Supporting candidates from the application process through contract preparation
• Actively approaching and attracting candidates via various business platforms (e.g. LinkedIn, XING, Stackoverflow)
• Supporting department heads in selecting suitable candidates and optimizing interview processes
• Employer branding and personnel marketing
• Advising HR management on all matters relating to the recruiting process and strategic talent acquisition
• Reviewing and evaluating applications as well as organizing and moderating interviews with the departments

• Processing of a five-month backlog of incoming documents;
• Clarification of residual items and overdue open items;
• Review, reconciliation and clarification of accounting matters;
• Analysis of existing workflows and implementation of process improvements;
• Processing of accounting transactions in SAP FI and MM

Reporting to the Head of Group Accounting / VP Finance.

• Preparing and monitoring weekly cash flow forecasts for four entities
• Handling VAT matters with the tax authorities
• Submitting monthly VAT returns
• Leading the team during the annual audit conducted by Deloitte
• Preparing and analysing monthly financial statements (under HGB and IFRS) for four entities
• Compiling annual financial statements—including management reports and notes—for the auditors
• Conducting segment analyses and associated reporting

Asset of GPP (Private Equity)

• B2B, Provider of cooled packaging solutions for the pharmaceutical industry
• €20m in revenue, 50 employees, 2 locations

Responsibilities:

• Responsibility for all commercial and financial activities
• Establishment of a finance and reporting structure
• Carve-Out / Post-closing transition management

Achievements:

• Preparation of investor reporting package (sales, financials, cash) using Power BI
• Development of a sales funnel
• Business process redesigns and implementation of regular business reviews

External communications, stakeholder and project management for the introduction of the new DGP business platform myDATEV (SaaS/Cloud)

• Led a 16-person finance and accounting organization during a restructuring phase; strengthened closing discipline, financial control, cash transparency and accountability.
• Supported cost programs with approximately €2 Mio. in annual savings; established regular KPI reviews for P&L, working capital, POC and cash topics.
• Responsible for monthly, quarterly and annual closing under HGB/IFRS, management/group reporting, audit, tax and GoBD compliance.
• Finance automation with clear business benefits: 13-week liquidity planning, cash flow reporting, P&L versus plan, variance analysis and bank reconciliation; reduced manual work by 40–60 %.
• Improved accounts payable processes through OCR-supported invoice processing and three-way matching with exception handling.
• Sparring partner to management on restructuring, liquidity, working capital, risks and process simplification.

• Independent HR consulting with a focus on remote and project-based collaboration
• Support across HR Business Partnering, HR Operations and Recruiting
• Advice and support on operational HR topics throughout the employee lifecycle
• Support for managers with people-related and HR matters
• Flexible, pragmatic support for companies and HR teams requiring additional capacity
• Conceptualisation and implementation of digital brand presences, including the development and launch of two websites within a short timeframe using AI-supported tools – from structure and content to implementation and publication

The online service "Special Use of Streets and No-Parking Zone" was in a partially completed state. The following tasks had to be carried out to reach final completion:

• Preparation of an expert report on the status of the online service, and recommendations for action
• Ensuring that all LEIKAS to be used are available (service catalog / service descriptions of the authorities)
• Creating and aligning concepts for complex IT projects (business/IT concepts, architecture, interfaces, roadmaps)
• Requirements management
• Multi-project management with 3 stakeholders (Police, Dataport, development company)
• Determining resource needs
• Coordination to identify technical requirements through the IT architects
• Creating use cases and test cases
• Creating action items
• Managing external IT service providers
• Coordination and management of all activities
• Conflict resolution / business mediation
• User Acceptance Test (UAT) and acceptance by Hamburg Police (Traffic Directorate, Policy Department, Central Road Traffic Authority)

Technical environment: .NET, EfA minimum requirements, Leikas, Administrative Procedure Act (VwVfG), HWG (Hamburg Roads Act), Atlassian Jira, Confluence, MS Office

• Full-service marketing agency for global technology groups

• Managing the operational back office
• Handling quotations and invoicing
• Supporting preparatory bookkeeping
• Coordinating appointments and operational discussions
• Coordinating between management, clients and external partners
• Organizing administrative day-to-day processes

Taking on operational back-office tasks significantly reduces the workload of executive management. Administrative processes run in a more structured, reliable and efficient way, freeing up more time for clients, projects and business decisions.

Responsibility: Management of the Group's finance and central functions in Europe including Controlling, FP&A, Accounting, Treasury, Tax, Legal and IT. Responsibility for value creation, exit readiness, M&A integration and business transformation with P&L responsibility of EUR 200 million.

Key achievements:

• Earnings improvement: Increased EBITDA and liquidity through working capital measures and reduced HQ costs.
• Exit readiness & financing: Expanded investor reporting, governance and controls; managed investor and banking relationships as well as refinancing and capital structure measures.
• Buy-and-build readiness: Prepared the Group for international acquisitions and the integration of new dermatology platforms.
• Reporting & IT transformation: Implemented, optimized and went live with a new LucaNet solution for Group reporting and consolidation, and achieved faster closing as well as modernization of scalable IT systems for greater transparency and performance management.
• Establishment of the Dutch platform: Established and restructured the platform and took over its commercial and operational management, including the introduction of a new ERP system (AFAS).