E-Invoicing Experts in Frankfurt
with precise AI matching, vetted availability and fast resultsHire experts who connect Peppol, ZUGFeRD and Factur-X with ERP and accounting systems, automate invoice validation and support compliant digital billing workflows. FRATCH matches you quickly with precise, vetted and available freelancers.
Meet FRATCH Experts in Frankfurt, who have recently used E-Invoicing
Maxime D.
Last position:
Lead Product Manager E-invoicing & AI at fino data services GmbH
- Responsible for the concept, planning, and delivery of product development for GetMyInvoices 2.0 and its subcomponent InvoiceRails
- Independently handled all aspects of the project, including concept development, writing ticket specifications, and coordinating developers
- Created, managed, and prioritized tickets to ensure all tasks were completed on time and to a high standard
- Conducted and/or coordinated tests and ensured the proper implementation of developed features and functionality
- Worked closely with developers to clarify technical requirements and ensure implementations met specifications
- Regularly reported on project progress and documented key decisions, changes, and risks
- Took the lead on all topics related to e-invoicing and Peppol, especially regarding the InvoiceRails component
- Provided internal guidance and shared knowledge about e-invoicing and Peppol with other teams and departments
- Tracked market trends and new developments in e-invoicing and Peppol to continuously adapt the product strategy
- Ensured the products’ long-term scalability and adaptability to future technological and legal changes in e-invoicing
Konstantinos T.
Last position:
Project Manager at Frankfurt School of Finance
- Management of IT/digitalization projects within the central PMO
- PMO knowledge document & management presentation (governance, methods)
- Requirements training & e-invoicing summary for project submitters
- Market analysis of hybrid tools & PMO checklists/governance
- Stakeholder management (IT, library, management)
Detlev S.
Last position:
Freelance ICT journalist and communications consultant at Freiberuflich
- Working as a freelance ICT journalist for print and online media, as well as a communications consultant for medium-sized German and Dutch IT companies.
- Creating specialist publications, white papers, and journalistic articles on topics such as AI, IT sustainability, climate protection through low-code development, and the introduction of the electronic invoice, etc. (>100 work samples in the original can be viewed at [link])
- Analyzing and reporting on cybersecurity trends, including the NIS-2 directive, Security by Design, and the development of associative computers.
- Conducting expert interviews with specialists and executives on technological innovations such as digital shadows in production and predictive maintenance.
- Numerous publications in trade media such as Wirtschaftsinformatik & Management, IM+io, IT&Production, Digital Business Magazin, eGovernment Computing, etc.
Markus K.
Last position:
Founder & Managing Director at Qrafto UG (haftungsbeschränkt)
- Founding and overall responsibility: Built a B2B SaaS platform for craft and construction businesses from the first line of code to the live launch with the first paying customer; solo founding including full establishment of the company and all business processes.
- Product and technology responsibility: Designed and developed the entire product.
- Infrastructure & DevOps: Managed a Kubernetes/Helm environment including CI/CD, monitoring, and security architecture; GDPR-compliant platform decisions and evaluation of EU-hosted LLM providers.
- Agentic coding as a productivity multiplier: Set up a productive multi-agent environment with Claude Code: up to eight parallel agents in isolated Git worktrees, Telegram-based remote control and monitoring, MCP integrations (e.g., Context7, Playwright for E2E tests), and a builder-critic pattern with custom slash commands (/research, /plan) and compressed project contexts. Result: development throughput on par with a small team while working solo.
- Go-to-market: Independently developed positioning, SEO and direct mail playbook, as well as target group analysis.
- Regulation & finance: Implemented e-invoicing requirements (ZUGFeRD/XRechnung), set up accounting and payment infrastructure, and managed funding and financing options.
Sebastian S.
Last position:
Head of Financial Operations Warehouse at PPRO Holding GmbH
- Definition and testing of processing steps in the Financial Data Warehouse
Lievin M.
Last position:
Stream-Lead at Retail
- Greenfield introduction of VIM 23.4 SP2 (OT Private Cloud), 2 countries, approx. 80k invoices/year
- Fiori & eInvoice processing
- OCR Core Capture (Public Cloud)
- 10 key-user trainings
- Throughput time halved
- Automation rate: 60-75%
Discover over 15,000 top freelancers
Statistics of experts using E-Invoicing
Aggregated from the professional profiles of matched freelancers.
Experience
15 years (Germany: 21 years)
Position duration
3.3 years (Germany: 2.3 years)
Positions per freelancer
6 (Germany: 16)
Top business areas
Information Technology, Project Management, Marketing
Top industries
Information Technology, Manufacturing, Automotive
Certification focus areas
Information Technology, Accounting, Finance
Bachelor's degree or higher
100% (Germany: 86%)
Master's degree or higher
50% (Germany: 56%)
Certifications per freelancer
2 (Germany: 3)
Most common languages
German, English, French
Speak two or more languages
100% (Germany: 98%)
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Frankfurt are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Frankfurt using E-Invoicing
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
E-Invoicing experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (67%)
- Manufacturing (50%)
- Automotive (33%)
- Education (33%)
- Banking and Finance (33%)
- Media and Entertainment (33%)
- Professional Services (33%)
- Government and Administration (33%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Digital invoices
E-Invoicing sends structured invoice data directly between business systems instead of relying on a PDF alone. The format supports automated processing, validation, routing and archiving across accounts payable and accounts receivable workflows. It is used in procurement, shared service centres, public-sector billing and high-volume B2B transactions.
Formats and networks
Common implementation work covers Peppol BIS, ZUGFeRD and Factur-X, as well as national and industry-specific profiles. Specialists assess which syntax, business rules and delivery channel fit the trading partners involved. They also handle XML mapping, identifiers, access points, document status messages and secure data exchange.
Connected systems
E-Invoicing rarely stands alone. Strong professionals connect it with ERP, accounting, procurement and tax systems while preserving master data and audit trails.
- Map invoice fields between XML schemas and ERP objects
- Configure Peppol access and participant identifiers
- Validate tax, totals, references and payment terms
- Route exceptions to finance and procurement teams
When expertise matters
Companies bring in freelance specialists when a rollout must cover several entities, countries or ERP landscapes. They are also valuable during supplier onboarding, format migrations, compliance changes, acquisition integration and invoice automation projects. In Frankfurt, professionals may work remotely or alongside finance and IT teams on site, with clear German and English communication often useful.
Delivery skills
A capable specialist combines invoice-domain knowledge with integration and data skills. Depending on the assignment, that includes REST or SOAP interfaces, middleware, message queues, SQL, XML, JSON, testing frameworks and monitoring. They document mappings, define error handling and make operational ownership clear after launch.
Quality signals
Look for someone who can explain the complete flow from invoice creation to acceptance, posting, payment and archiving. Ask for evidence of tested edge cases such as credit notes, partial deliveries, duplicate invoices, tax variations and rejected messages. Strong professionals separate technical success from business acceptance and leave behind traceable specifications, test evidence and support procedures.
Frequently asked questions
Need clarity? These are the questions we hear most often about E-Invoicing.
E-Invoicing is used to exchange structured invoice data between businesses, public bodies and their financial systems. It reduces manual entry and supports automated checks, posting, routing, status tracking and compliant archiving.
E-Invoicing contains machine-readable data that receiving systems can validate and process directly. A PDF may look digital but often still requires manual capture unless it is paired with structured data, as in formats such as ZUGFeRD or Factur-X.
A strong E-Invoicing specialist commonly works with Peppol BIS, ZUGFeRD, Factur-X, XML schemas and business-rule validation. They should also understand access points, participant identifiers, ERP mappings and the delivery requirements of each trading partner.
Professionals working with E-Invoicing often bring ERP integration, accounting processes, XML and JSON, APIs, middleware, SQL, testing and monitoring skills. Knowledge of tax data, procurement workflows, master data and audit requirements is equally useful.
The right E-Invoicing experience depends on scope, system complexity and the number of trading relationships involved. A focused mapping task may need a specialist who can work independently, while a multi-entity rollout requires skills in architecture, testing, onboarding, compliance and operational support.
Yes. E-Invoicing work is often suitable for remote collaboration because specifications, mappings, tests and integrations can be managed digitally. On-site workshops in Frankfurt can still help with process discovery, stakeholder alignment and ERP or finance-team handovers.
Ask how the E-Invoicing specialist handles rejected messages, duplicate invoices, credit notes, tax variations, missing references and incomplete master data. A quality professional can show a clear test approach, explain audit trails and document both successful and failed processing paths.
Before an E-Invoicing engagement, clarify the invoice formats, ERP landscape, Peppol or other network setup, business countries, data ownership and acceptance criteria. Also confirm access to test environments, stakeholder availability, security rules and who will operate the workflow after handover.
The average hourly rate of freelancers in Frankfurt, Germany who have used E-Invoicing in their recent projects is 105 €, which corresponds to a daily rate of about 840 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used E-Invoicing in their recent projects, 100% hold at least a Bachelor's degree and 50% hold at least a Master's degree.
On average, freelancers in Frankfurt, Germany who have used E-Invoicing in their recent projects have 15 years of professional experience, with a single engagement typically lasting around 3.3 years.
The most common languages among freelancers in Frankfurt, Germany who have used E-Invoicing in their recent projects are German (100%), English (100%), and French (50%).
The most common industries among freelancers in Frankfurt, Germany who have used E-Invoicing in their recent projects are Information Technology (67%), Manufacturing (50%), and Automotive (33%).
The most common business areas among freelancers in Frankfurt, Germany who have used E-Invoicing in their recent projects are Information Technology (100%), Project Management (67%), and Marketing (50%).
Main locations of FRATCH Experts, who have recently used E-Invoicing
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin Hamburg Munich Cologne 
Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg 
Munich 
Dusseldorf Countries:
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