ZUGFeRD Experts in Germany
matched in minutes with vetted, available freelancersHire experts who create, validate and integrate ZUGFeRD invoices across ERP, accounting and document workflows. Work with specialists familiar with Factur-X, PDF/A-3, XML validation and German business processes, matched precisely with vetted, available freelancers.
Meet FRATCH Experts in Germany, who have recently used ZUGFeRD
Thomas P.
Last position:
Product Owner & AI Automation Architect (B2B) at Ihre-Hygieneberatung
Development of a digital audit application for inspections in medical facilities. The goal is to connect on-site data collection, voice recording, documentation and downstream processes in one end-to-end, AI-supported workflow.
Design and development of a Flutter audit app with Claude Code for the structured execution and documentation of inspections.
Processing of voice recordings captured in the app through automatic transcription and AI-supported creation of structured inspection reports, followed by an approval process
Connecting various data sources such as email, Odoo 19, attendance records and Google Drive via n8n to automate billing and follow-up processes
Automatic provision of required documents and email delivery through n8n-controlled workflows, including the use of LLMs for text creation
Skills: Flutter, Claude Code, LLM Integration, n8n, Odoo 19, Google Drive, Process Automation
Stefan A.
Last position:
Sole Architect and Developer at Bauernhof-Eis Stangl GbR
Design and implementation of a compact ERP, CRM, accounting, and production-planning platform for a German food manufacturer. The system replaces Rechnung11, self-built Excel sheets, and manual processes for fewer than 10 internal users.
- Designed and implemented the full platform architecture as sole architect and developer.
- Built modules for customer management, B2B order handling, invoicing, production planning, and accounting support.
- Implemented DATEV export, ZUGFeRD/XRechnung e-invoicing, FinTS bank statement synchronization, and GoBD audit trail concepts.
- Used AI-supported workflows for prototyping, test support, and implementation acceleration while retaining full architecture, review, testing strategy, and technical ownership.
Technology: Java 23, Spring Boot 3, Spring Data JPA, Spring Security, Vue 3, TypeScript, PostgreSQL, Flyway, REST, OpenAPI, JWT, TOTP, RBAC, DATEV, FinTS, ZUGFeRD, XRechnung, GoBD, JUnit, Mockito, Testcontainers, Playwright, Docker, GitLab CI/CD
Manuel K.
Last position:
.NET Developer, SAP Business One Consultant at Own Projects
- DTO class generator: In-house development of a tool for the automatic generation of classes, functions, and methods for use in .NET Core projects based on SAP Business One Service Layer metadata
- E-invoice import add-on: Development of a SAP Business One add-on / coresuite module for the automated import of ZUGFeRD e-invoices as incoming invoices – with configurable mapping to flexibly control the import logic across four mapping types (DIRECT, SQL, FIXED, EXPR). The add-on is available as a licensed product for SAP Business One customers.
Stack: SAP Business One, SAP Business One Service Layer, coresuite Country Package, C#
Diego E.
Last position:
RPG Software Developer from RPG III to Free Format
- Development of software and system support for RPG development.
- Development, optimization and maintenance of programs in RPG (RPG II to ILE Free Format).
- Performing integration tasks, data management as well as applying and managing system updates.
- User support and training to ensure smooth system operation.
René P.
Last position:
Product Owner & Full-Stack Developer (myPlace Parking) at Hahn-Airport-Inn e.K.
- Concept and full-stack development of an app for parking space booking & management (Hahn Airport)
- From requirements to implementation and deployment; AI-supported development (Claude Code)
Stefan W.
Last position:
Architect/Software Developer at Global Logistics Support GmbH
Task
- Further development of a new ERP system with Blazor
- Creation of e-invoices with the XRechnung and ZUGFeRD format
- UI/UX design Client-server system
- Windows 11 Technology
- Microsoft .NET 9, Git, Azure DevOps, ASP.NET, MSSQL, Blazor Programming languages
- C#, MVVM Development tools
- Microsoft Visual Studio .NET 2022 Database
- MSSQL Industry
- Other
Ernst H.
Last position:
Support/Development/Consulting – Process Development, E-Invoicing, XRechnung, ZUGFeRD
- Support and further development of a complex process for creating XML documents for electronic invoices / E-Invoicing (XRechnung, ZUGFeRD)
- Automation of operational processes, process development and optimization
- Development of frontend applications with MS Power Apps
- Porting SQL Server 2016 to SQL Server 2022
- SQL Server database administration
Klaus-Dieter P.
Last position:
IT Architect at REWE digital
- Development and further development of e-invoicing solutions, interfaces for invoice processing, and implementation of regulatory requirements
Technology & methods: XRechnung, ZUGFeRD, EN 16931, XML, API integration, backend development, cloud services, automation, compliance, AI-supported document analysis
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 P.
Last position:
Senior Product Owner & Project Manager at NETZSCH Gerätebau GmbH & Co. KG
Acted as product owner for an international customer portal for consolidated analysis of technical device data; defined vision, target state, and implementation strategy.
Established a structured product backlog and introduced clear user stories; shortened development cycles and quintupled project progress within a few months.
Achieved a significant boost in delivery performance by professionalizing requirements management and implementing lean workflows; reduced coordination effort by 25%.
Served as technical single point of contact (SPOC) for the development team; closely orchestrated external stakeholders to optimize alignment between business requirements and technical implementation.
Advanced and sharpened agile methodology to increase team efficiency; implemented KPI-based reporting with early warning indicators for proactive risk management.
Michael S.
Last position:
Principal Consultant / Managing Director at The Implementers GmbH
Consulting and interim management in the automotive industry, healthcare and other sectors focusing on program management, production launches, plant management, supplier development, cost reduction, process optimization, AI implementation and AI-driven process automation.
Key projects:
Concept for performance documentation of a pain therapy department with interdisciplinary input and reconciliation with OPS catalogue (Feb 2026).
Complete billing system for a medical practice with multi-tenant support, state machine workflow, ZUGFeRD/EN16931-compliant invoice generation, OpenEMR integration; implemented with ~4 200 LOC Python, ~1 700 LOC SQL, 30+ endpoints, 13 DB migrations (Dec 2025 — Feb 2026).
Clinical decision support system for inpatient pain therapy including automated processing of pain questionnaires, AI-generated therapy recommendations and longitudinal analysis; stack: FastAPI, Ollama, PyMuPDF, React + TypeScript, PostgreSQL, Docker (Sep 2025 — Mar 2026).
End-to-end AI-powered transcription and documentation pipeline from physician-patient conversations with WhisperX transcription, five-stage LLM pipeline, review UI and self-hosted infrastructure; stack: FastAPI, WhisperX, Ollama, React + TypeScript, Docker (Aug 2025 — Feb 2026).
AI-powered pipeline for document recognition and automated bank reconciliation processing >3 000 transactions and >4 000 documents with multi-model OCR, LLM-based document separation, web UI and loop-based prompt versioning; infrastructure: Docker Compose, PostgreSQL, Ollama LLM server (Aug 2025 — present).
Supplier development for suspension parts including changes, new launches, relocations and bottleneck management for KTM (May 2023 — Nov 2024).
Leading transfer of 150 serial production items after supplier plant closure for KTM (Jul 2022 — Jan 2024).
Lean and process consultation for Swiss manufacturer of electro components at Von Roll Schweiz AG (Jun 2018 — Nov 2018).
Ongoing back office support and process improvement for a private pain therapy & TCM practice including anesthesia protocols, website setup, digitalization and process optimization (May 2018 — May 2025).
Acting plant manager for interior trim components in Hungary focusing on stabilization, tooling optimization, headcount reduction and backlog reduction at MAO Automotive GmbH & Co (Feb 2018 — Jun 2018).
Start-up consulting and coaching for private pain therapy & TCM practice covering concept, business plan, financing, construction, setup and SOP implementation (May 2017 — Apr 2018).
Program manager for critical suppliers DAG BR238 door trim leading supplier qualification, sampling, PPAP/EMPB tracking and process approvals at Megatech Industries Deutschland GmbH (Jul 2016 — Oct 2017).
Interim COO and acting plant manager in aluminum profile processing automotive supplier with 350 employees and €80 M revenue, leading expansion in Slovakia at PWG Profilrollen-Werkzeugbau GmbH (Sep 2015 — May 2016).
Leading labor and material efficiency program for headliner production focusing on process, material, labor and supplier cost reduction at Motus Headliner GmbH (Jan 2015 — Aug 2015).
Leading development program for interior door trim DAG C292 including launch phase onsite in MS & AL at Toyota Boshoku America (Sep 2012 — Jan 2015).
Leading cost down team for DAG C218 door panels at Toyota Boshoku Europe NV (Mar 2012 — Aug 2012).
Sun visor development consulting for project team in Turkey including optimization, market analysis and design reviews at MARTUR FOMPAK (Jan 2012 — Dec 2014).
Leading transfer of injection molding tools to new suppliers including sampling, assembly trials and PPAP/EMPB coordination at Toyota Boshoku Europe NV (Jan 2012 — Aug 2012).
Program manager for BMW sun visors L7 Platform with production transfer and new development of F30 sun visor at Magna (Jul 2010 — Dec 2011).
Gökmen U.
Last position:
Project Manager at Industry
- Led the migration and release management for the SaaS transformation
- Coordinated external Business Central partners
- Managed module changes within Business Central
- Implemented e-invoicing (ZUGFeRD)
- Reported to executive management
- Planned and controlled the Go-Live
Thomas H.
Last position:
Software Developer at IT-Spoon GmbH
- Full-stack development of new applications as well as error analysis and fixing
- Refactoring to a framework
- Customization of shop software
- Connecting the SAP interface and exporting data to the shop
- Production control with time scheduling
- Connecting invoicing to ZUGFeRD (electronic invoice transmission)
- Technologies used: PHP, MySQL, Symfony, Laravel, JS, jQuery, MSSQL, ZUGFeRD
Dennis F.
Last position:
Controller/Accountant at Adama Deutschland GmbH
- Execution of accounts receivable, accounts payable, asset, and general ledger accounting
- Preparation of quarterly/annual financial statements under HGB/IFRS16
- Reviewing, classifying, and posting all business transactions
- Payment transactions and treasury planning
- Coordinating tax matters
- Preparing and analyzing statistics and reports
- Preparing analyses, reports, and liquidity forecasts
- Optimizing financial processes
- Contact person for colleagues, tax advisors, and auditors
- Valuation of foreign currencies, special cases in VAT law
- Supporting internal audits
- Evaluating and posting provisions under HGB, IFRS, and tax law
- Preparing and posting IFRS 16 entries
Nikolai R.
Last position:
Principal Engineer (Contract) at Independent Contractor
- Built multi-tenant warehouse management SaaS: 40 API modules, 150+ routes, real-time updates via SignalR
- Technologies: React, TypeScript, Redux Toolkit, RTK Query, Webpack, .NET 8, PostgreSQL, SignalR, Docker, GitHub Actions
- Landing: Next.js 14, Tailwind CSS, 17 localizations, Stripe payments (SEPA + cards)
- Testing: xUnit (150+ files), Jest, Playwright E2E; CI/CD: Docker, GitHub Actions
- Telegram AI agent: daily inventory reports, shipment alerts and warehouse monitoring delivered to mobile
- Background jobs and scheduled tasks for automated reporting, alerts, and data synchronization
- Built German e-invoicing SaaS (XRechnung, ZUGFeRD), GDPR compliant, multi-tenant architecture
- Technologies: React, TypeScript, RTK Query, Python, FastAPI, PostgreSQL, Redis, Celery; Testing: pytest (294 tests), Playwright
- Implemented async task queues (Celery + Redis) and scheduled jobs for invoice processing, email notifications, and DATEV export
- Developed AI-powered content automation platform: analyzes Git commits, generates and publishes posts to LinkedIn and Discord, responds to GitHub Issues automatically
- Cron-based automated publishing pipeline and scheduled content generation and distribution across platforms
- Multi-LLM architecture (OpenAI, Claude, Gemini) with pluggable provider system and RAG-based knowledge assistant integrated across all SaaS products
Discover over 15,000 top freelancers
Statistics of experts using ZUGFeRD
Aggregated from the professional profiles of matched freelancers.
Experience
19 years
Position duration
2 years
Positions per freelancer
14
Top business areas
Information Technology, Product Development, Operations
Top industries
Information Technology, Manufacturing, Professional Services
Certification focus areas
Project Management, Information Technology, Product Development
Bachelor's degree or higher
75%
Master's degree or higher
42%
Certifications per freelancer
4
Most common languages
German, English, French
Speak two or more languages
100%
Based on our profile pool as of 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Germany using ZUGFeRD
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 19 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
ZUGFeRD 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 (94%)
- Manufacturing (88%)
- Professional Services (50%)
- Retail (50%)
- Automotive (38%)
- Banking and Finance (38%)
- Healthcare (38%)
- Transportation (38%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What ZUGFeRD is
ZUGFeRD is a hybrid electronic invoicing format that combines a human-readable PDF/A-3 document with structured XML invoice data. It supports automated processing while preserving a familiar invoice view for people. ZUGFeRD is closely aligned with Factur-X, the name commonly used for the compatible French-German standard.
Where it is used
Companies use ZUGFeRD for accounts payable, accounts receivable and document exchange with customers, suppliers and public-sector organisations. Typical projects include:
- Generating compliant invoices from ERP and accounting systems
- Extracting invoice data into approval and payment workflows
- Validating XML, PDF/A-3 attachments and business rules
- Converting legacy invoice processes to structured electronic exchange
Ecosystem and tooling
Effective ZUGFeRD work connects invoice data models, PDF generation and XML handling. Specialists may work with ERP suites, accounting software, document management systems, Java or .NET services, REST integrations and validation tools. They also understand Factur-X profiles, namespaces, tax data, payment details and embedded-file relationships.
When expertise helps
Freelance expertise is useful when a company must introduce electronic invoicing without disrupting established finance operations. It also helps when invoices fail validation, partner requirements differ or an integration needs to connect German business systems with international processes. In Germany, clear communication with finance, IT and compliance teams is often essential, whether collaboration is remote or on site.
What strong specialists deliver
Strong professionals translate accounting requirements into reliable technical workflows. They define mapping rules, select suitable profiles, test invoices with realistic edge cases and document the integration for internal teams. Quality work includes traceable validation results, correct PDF/A-3 creation, secure handling of invoice data and a practical plan for exceptions.
Adjacent capabilities
ZUGFeRD projects often require more than format knowledge. Look for specialists who can combine:
- XML schema and business-rule validation
- PDF/A-3 generation and document rendering
- ERP, accounting or procurement integration
- E-invoicing compliance and process analysis
- API design, testing and production support
A capable professional can explain the trade-offs between manual review and automation, identify gaps in existing invoice data and make the result usable for both finance teams and connected systems.
Frequently asked questions
Questions about ZUGFeRD? Start with the answers below.
ZUGFeRD is used to exchange electronic invoices that contain both a readable PDF and structured XML data. This lets recipients review the document visually while accounting systems process key fields automatically.
Factur-X is the closely related name used for the compatible French-German hybrid invoice standard, while ZUGFeRD is the name most associated with its use in Germany. Compared with PDF-only invoices, the combined format supports automation; compared with purely structured formats, it retains a familiar visual document.
A strong ZUGFeRD specialist should understand XML, PDF/A-3, invoice validation and the accounting processes around tax, payment and approval data. Experience with ERP systems, APIs, document management and automated testing is also valuable.
The right level depends on the project scope. A straightforward invoice export may need focused format and integration knowledge, while a full finance transformation calls for end-to-end process experience, validation design and production support.
ZUGFeRD projects can usually be handled remotely when system access, requirements and test data are organised. On-site work can help when finance processes, legacy systems or stakeholder workshops require close collaboration in Germany.
Share the source systems, invoice examples, target recipients, required profiles and current validation problems. For ZUGFeRD, it is especially helpful to clarify whether the specialist must generate the PDF, create the XML, embed both parts or integrate the complete workflow.
Ask the specialist to explain profile selection, XML mapping, PDF/A-3 compliance and handling of rejected invoices. Good ZUGFeRD work is demonstrated through documented tests, clear error handling, valid sample files and a process that finance users can maintain.
ZUGFeRD work often involves incomplete source data, inconsistent tax information, differing partner expectations and documents that look correct but fail technical validation. Professionals need to reconcile business rules with system constraints and communicate issues clearly across finance and IT teams.
The average hourly rate of freelancers in Germany who have used ZUGFeRD in their recent projects is 99 €, which corresponds to a daily rate of about 790 € based on an 8-hour working day.
Of the freelancers in Germany who have used ZUGFeRD in their recent projects, 75% hold at least a Bachelor's degree and 42% hold at least a Master's degree.
On average, freelancers in Germany who have used ZUGFeRD in their recent projects have 19 years of professional experience, with a single engagement typically lasting around 2 years.
The most common languages among freelancers in Germany who have used ZUGFeRD in their recent projects are German (100%), English (100%), and French (19%).
The most common industries among freelancers in Germany who have used ZUGFeRD in their recent projects are Information Technology (94%), Manufacturing (88%), and Professional Services (50%).
The most common business areas among freelancers in Germany who have used ZUGFeRD in their recent projects are Information Technology (88%), Product Development (75%), and Operations (63%).
Main locations of FRATCH Experts, who have recently used ZUGFeRD
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 Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
Would you rather directly get in touch?
We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
