PAYONE Experts in Germany
in minutes with vetted specialists from over 15,000 CVs and the power of AI.Hire experts who integrate PAYONE for online checkout, card and SEPA payments, subscription billing, refunds, and payment status handling. They also connect shop systems, ERP, and accounting flows, with fast, precise matching to vetted, available specialists.
Meet FRATCH Experts in Germany, who have recently used PAYONE
Michael R.
Last position:
Project Manager at Payone GmbH (Worldline AG)
- Objective/Motivation: PAYONE urgently needs a 360° view of its customers. So far, PAYONE has had no company-wide master data strategy. It is not possible to identify customers across all relevant systems.
The organization is to be enabled to identify customers across all relevant systems. Establishing the basis for master data management at PAYONE
- Challenge: Due to company acquisitions, the system landscape is very heterogeneous. The company is highly dynamic and burdened with many system harmonization and integration projects, meaning that resource bottlenecks and changes in project priorities repeatedly create an almost impossible task.
Due to BaFin findings, the project has a central task and role. The first focus is the migration of all customers, including their AML/KYC data, from the master data backend systems to Salesforce. This is intended to resolve one of the largest findings and establish the corresponding ODD/EDD processes.
In addition, customer data must be harmonized in Salesforce. Previous migrations resulted in duplicate customer records in some cases. The aim is therefore to maintain only one customer in Salesforce and, using the relevant information from the backend systems, also be able to identify which products the customer uses and in which processing systems the customer obtains PAYONE services.
Project: ONE Customer
Budget: €1.5 million
Team: 10/30 employees (full-time/part-time); 4 vendors/providers
Integration: 8 (subsystems/interfaces)
Applications: Salesforce; SAP S4/HANA; in-house developments
Tools: MS Office; Jira, Confluence, SharePoint
Methods: Hands-on; Agile (SAFe); Prince2
Nemanja M.
Last position:
AI Engineer / Senior Backend Engineer at Intelycx
Manufacturing intelligence platform with enterprise workflows, RAG, real-time AI assistant features, and multi-repository backend architecture.
- Built and extended production AI/backend services with Django, DRF, FastAPI, GraphQL, Celery, PostgreSQL, MySQL, Redis, and WebSockets across a modular multi-repository platform.
- Contributed to ARIS V2, a real-time manufacturing AI assistant using LangChain, LangGraph, MCP tool orchestration, planning/execution flows, OpenAI, AWS Bedrock, Qdrant, and Elasticsearch/OpenSearch-backed retrieval.
- Supported rollout expansion from ARIS V1 in 4 of 17 client production plants to ARIS V2 currently active in 13 of 17 plants, increasing real-world deployment coverage to more than 50% of the client footprint.
- Worked on document-grounded RAG functionality including ingestion, OCR, chunking, embeddings, indexing, retrieval, reranking, and grounded answer generation for industrial workflows.
Stack: Python, Django, DRF, FastAPI, LangChain, LangGraph, GraphQL, Celery, WebSockets, OpenAI, AWS Bedrock, Qdrant, Elasticsearch/OpenSearch, PostgreSQL, MySQL, Redis, Docker.
Wael M.
Last position:
Test Manager at Schwarz IT
- Design, planning, and test case analysis
- Integration testing
- Coordination of UAT in the lab and on site
- Creation of HW and SW test catalogs
- Communication of test results from REST services with the SAP team
- Support for branches in the EU until rollout
- Coordination of defect management and SW updates with the involved vendors
- Checking the configuration of the charging stations in the backend software for different countries
- Continuous reporting of the quality status to project management
- Documentation of the user manual in English and German
- Tools: Confluence, be.Energised, OCPP Postman, OPI, CCV (payone.elavon), Excel, it4you
Gwen G.
Last position:
Senior Ruby on Rails & DevOps Developer at Sapiens
Further development of a software solution for managing test requests and test notifications according to §106d SGB V for the Hamburg Association of Statutory Health Insurance Physicians.
- Developed numerous features, performance optimizations, refactoring, error analysis
- Refactored the dev container setup
- Optimized the GitLab CI build pipeline
- Contributed optimizations to the team workflow
Sascha J.
Last position:
Agile Coach & Partner at Agisolve GmbH – Pragmatic Agility® | Edler & Stiegler GmbH | CTN Consulting
- Create a product and service portfolio delivering a 360 degree approach to digital corporate sustainability covering KPI management, CSRD reporting and sustainable strategy
- Create vision and business case
- Onboard and align business partners, negotiate contracts
- Set up partner network as self-organized agile team
- Co-develop product and service portfolio
- Coordinate sales and marketing, go-to-market strategy and roadmap
Igor P.
Last position:
Senior Frontend Developer at Objego GmbH
Within the project, Objego's digital platform for real estate management was further developed.
Further development of various software modules within the application.
Continuous improvement and optimization of existing functionalities to enhance performance and user experience.
Design and implementation of unit tests to ensure code quality and stability.
Close collaboration with the QA team to quickly fix bugs.
Implementation of new features in coordination with stakeholders and end users.
Active member of the Scrum team with a focus on agile methods and continuous improvement of the software.
Technologies: Angular 16/17, Material, Angular CDK, Angular Elements, Nx, NgRx, NgNeat, NgX-Translate, NgX-Charts, NgX-Lottie, NgX-Markdown, Sentry, Azure AI Form Recognizer, Lodash, Dayjs, Flatpickr, Lottie-Web, Mixpanel, RxJS, Prettier, ESLint, Webpack, Cypress, Playwright, Jest, Husky, TypeScript, Node.js, Zone.js, Docker, Spring Boot, Git, Figma, Figma Token, Storybook, Jira, Confluence, Atlassian, Gitlab CI/CD, Codecov, Custom Design System, Mockoon.
Nicole B.
Last position:
HR Business Partner / Senior Expert in Executive Management at Deutsche Telekom AG
HR Business Partner - Executive Management
- Recruiting
- Compensation & Benefits
- Talent & Performance Management
- Succession Management
- Change Management
- Onboarding
- Strong business focus
- Hands-on HR Manager
Discover over 15,000 top freelancers
Statistics of experts using PAYONE
Aggregated from the professional profiles of matched freelancers.
Experience
22 years
Position duration
2.7 years
Positions per freelancer
14
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Manufacturing, Retail
Certification focus areas
Information Technology, Project Management, Product Development
Bachelor's degree or higher
75%
Master's degree or higher
50%
Doctorate
25%
Certifications per freelancer
2
Most common languages
German, English, Spanish
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 PAYONE
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.
PAYONE 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 (86%)
- Manufacturing (86%)
- Retail (86%)
- Healthcare (71%)
- Automotive (57%)
- Banking and Finance (57%)
- Advertising (43%)
- Agriculture (29%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What PAYONE covers
PAYONE is used for payment processing in online shops, apps, and point-of-sale setups. It helps companies accept common payment methods, handle authorization and capture, and keep payment flows consistent across channels. Many teams also search for PAYONE as PAYONE payment or the PAYONE platform.
Core work
- Connect checkout flows to PAYONE APIs and hosted payment pages
- Set up card payments, SEPA transfers, and recurring payments
- Handle refunds, cancellations, chargeback-related workflows, and notifications
- Map payment status into shop, ERP, and accounting systems
Ecosystem fit
Strong professionals know how PAYONE fits into shop systems, middleware, and back-office processes. They work with tokens, webhooks, payment status updates, and secure data handling, while keeping business rules aligned with order management and finance teams. In Germany, they often support teams that need German-language handover and clear documentation.
When to bring in help
Companies bring in freelance expertise when a payment setup must go live quickly, a migration needs careful testing, or an existing integration is unstable. PAYONE specialists are also useful when a shop adds new payment methods, expands to subscription billing, or needs cleaner reconciliation between transactions and invoices.
What good specialists do
- Trace the full payment journey from checkout to settlement
- Read API responses, logs, and webhook events with care
- Build for retries, edge cases, and failed payment states
- Coordinate with security, commerce, and finance stakeholders
Quality signals
A strong PAYONE specialist explains trade-offs clearly and keeps the payment flow simple for users. They test sandbox and live paths, verify callbacks, and document what finance and support teams need to monitor. Good work leaves the integration stable, traceable, and easy to maintain.
Frequently asked questions
Key details about PAYONE, drawn from the questions we get asked most.
PAYONE is used to process payments for online shops, apps, and in-store checkout flows. It helps a company accept payment methods, receive payment status updates, and connect transactions to order and finance systems. That makes it relevant anywhere payments must be reliable and traceable.
PAYONE is often chosen when a business wants a payment setup that fits both online commerce and operational back-office processes. Compared with more generic payment providers, it is usually evaluated on integration depth, supported payment methods, and how cleanly it fits existing order and accounting flows. The right choice depends on the company’s checkout, reporting, and support needs.
A strong PAYONE specialist usually understands API integration, payment workflows, webhooks, and secure data handling. Experience with shop systems, ERP tools, and billing logic is also useful. For larger setups, knowledge of testing and log analysis matters as much as the payment connector itself.
A PAYONE project usually needs someone who has already handled live payment flows, not just sandbox testing. Simple checkout integrations can be straightforward, but migration work, refunds, or recurring payments need careful edge-case handling. The more complex the order and finance setup, the more valuable practical integration experience becomes.
Yes, PAYONE work is often done remotely, especially for integration, testing, and documentation. For teams in Germany, remote collaboration works well when payment, commerce, and finance stakeholders can review requirements clearly. On-site time can still help during launch, incident handling, or when many systems need to be coordinated.
A company usually needs PAYONE expertise when payments fail without a clear reason, settlement and order data do not match, or a checkout change is delaying release work. It is also a sign when new payment methods, subscriptions, or refunds create more manual work than expected. In those cases, a specialist can stabilize the flow and reduce risk.
To judge a PAYONE freelancer, look for clear explanations of payment states, callback handling, and failure paths. Good specialists can describe how they test live-like scenarios, document monitoring points, and protect sensitive payment data. They should also be able to explain how the integration fits the shop and finance process, not just the API calls.
PAYONE is the name most searchers use, while PAYONE payment and BS PAYONE are common ways people refer to the same payment environment or its former branding. A capable specialist will understand the terminology and focus on the actual integration, payment methods, and transaction flow. What matters most is whether the setup matches the company’s checkout and reconciliation needs.
The average hourly rate of freelancers in Germany who have used PAYONE in their recent projects is 96 €, which corresponds to a daily rate of about 771 € based on an 8-hour working day.
Of the freelancers in Germany who have used PAYONE in their recent projects, 75% hold at least a Bachelor's degree, 50% hold at least a Master's degree, and 25% hold a doctorate.
On average, freelancers in Germany who have used PAYONE in their recent projects have 22 years of professional experience, with a single engagement typically lasting around 2.7 years.
The most common languages among freelancers in Germany who have used PAYONE in their recent projects are German (100%), English (100%), and Spanish (29%).
The most common industries among freelancers in Germany who have used PAYONE in their recent projects are Information Technology (86%), Manufacturing (86%), and Retail (86%).
The most common business areas among freelancers in Germany who have used PAYONE in their recent projects are Information Technology (86%), Product Development (86%), and Project Management (71%).
Main locations of FRATCH Experts, who have recently used PAYONE
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
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Philipp Thomaschewski
FRATCH CEO
