A/B Testing Experts in Frankfurt
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Meet FRATCH Experts in Frankfurt, who have recently used A/B Testing
Torsten F.
Last position:
Data Analyst, Requirements Manager at Isabellenhütte Heusler GmbH
Analysis of the existing reporting platform including processes and governance topics with stakeholders from sales and marketing.
Detailed analysis and evaluation of client-defined requirements for existing reporting and new dashboards.
Supporting stakeholders in managing sales processes and early detection of KPI trends.
Use of Microsoft Power BI as central analysis and reporting platform.
Developing a proposal for the necessary evolution of processes and the Power BI platform.
Gathering current business processes and defining company-wide KPIs in coordination with stakeholders.
Analysis and inventory of the client's Power BI platform.
Analysis of processes and data governance.
Recording and documenting current business processes.
Developing recommendations for process and reporting platform improvements.
Designing and implementing dashboards in Power BI.
Defining company-wide KPIs and aligning them with stakeholders.
Microsoft Power BI.
Data analytics.
KPI definition and reporting.
Dashboard design and data visualization.
Stakeholder management and requirements management.
Anthony M.
Last position:
Research and Development, AI for Enterprise at Mwanachama
- Built an MCP (Model Context Protocol) layer for Mwanachama's agency service, turning domain manager methods into callable AI-agent tools. This included a composite tool that builds a full organization design (org chart, goals, workflows, RACI matrix) from one specification.
- Built the chat-driven agency builder (Wakala Studio and API), where an organization describes its structure in natural language and an AI agent uses those tools to construct and modify the live design.
- Added an insights service so an organization can review AI-agent interactions and completed work. Insights from that review feed back into solution design, gated by architect and user sign-off.
- Alongside this, designed and built the platform itself: ~20 Go microservices on PostgreSQL, Flutter and React clients, deployed on Kubernetes.
- AI agents scan the platform autonomously for security gaps and run scripted tests, covering API (Postman-style) and UI testing. The rest of the work stays supervised. No rogue agents, promise.
Markus K.
Last position:
Online Marketing Expert at S2 Software GmbH & Co. KG
- Lead generation for S2 Software in 10 European countries
- Google Ads (& Bing) and funnel optimization (A/B testing, copywriting, etc.)
- Increased leads by 250% between October and April (the company has been on the market for 10+ years)
- Responsible for the performance of 8 lead-gen websites and 2 online shops
Thomas K.
Last position:
Project Manager at OGL Food Trade
Part of a company-wide SAP S/4Hana cloud migration program including 6 implementation teams migrating the whole business process landscape from on premise into the cloud. Managing of two project teams on data migration and creation of business cockpits for pricing and logistics. Conducting two workshops to define the data migration approach and the Kanban working mode. Setting up release and deployment plans. Conducting stakeholder management and management reporting. Setting up the full project structure in Jira and sharepoint.
Key Contributions:
- Conducting two scoping workshops on the data migration approach for business partner and materials incl the full project plan definition and the pricing and logistics cockpits
- Coaching of one development and one data migration team consisting of 5 developers, SAP consultants and several business key user by adapting Scrum and Kanban frameworks
- Managing three external services provider consisting of different SAP consultants and developer incl budget and ressource allocation management
Eric B.
Last position:
Quality Assurance Lead (QSV) at Federal Employment Agency
Supported the International Web Presence project of the Federal Employment Agency (IntWeb) in quality management, taking on responsibility for the quality of processes and project deliverables while adhering to BA standards. The project's main goals are to give professionals abroad a quick overview of their chances to move to Germany and to enable them to take the necessary steps in a consistently digital way.
Set the fundamental guidelines using the QA handbook
Summarized test results in QA reports for PLA
Analyzed project outcomes for improvement opportunities
Quality management of requirements analysis (especially processes, methods and tools)
Ensured compliance with SERA guidelines
Created a cross-project test concept
Agreed on sprint completion reports
Conducted formal reviews of deliverables according to guidelines and/or project plan
Acted as contact person for internal audit and external audits by auditors or the Federal Audit Office (BRH)
Technologies: JIRA, Confluence, MS Office, GitLab, Kubernetes
Polina S.
Last position:
Data Migration Lead – Process Automation, Data Engineering & Reporting at Large Public-Sector Bank
Configured and automated data extracts from Oracle databases, achieving 100% data accuracy in a critical migration project, significantly reducing manual errors and accelerating the migration timeline.
Designed and implemented interfaces with Order Management Systems (OMS), enabling seamless and automated data exchange and improving operational efficiency through faster, error-free order processing across business units.
Developed and deployed data extraction workflows to support regulatory compliance and customer reporting, ensuring timely delivery of key reports, reducing manual effort, and increasing customer satisfaction.
Melissa
Last position:
SEO Freelancer at SEOLINGUA
- current projects: praxis-breitenberger.de, schmerzfrei-viernheim.de, nutcracker.de
Eyüp Z.
Last position:
IT Project Manager for Real Estate IT at BNP Paribas Real Estate
- Responsibility for the specialist department
- Effective stakeholder management
- Management and prioritization of the backlog
- Resource and capacity planning
- Risk management
- Cost calculation and budget control
- Compliance with security guidelines and data protection regulations in a high-security environment (Bank regulations)
- Creation and monitoring of project timelines
- Planning and execution of workshops as well as the creation of user manuals
- Development and coordination of architecture maps with service providers and internal IT
- Creation and tracking of milestone plans
- Recording, analysis, and documentation of defects, including retesting until final approval for launch
- Coordination and execution of penetration tests
- Organization and management of User Acceptance Tests (UAT)
- Definition of Go / No-Go criteria for the launch
- Collaboration and organization of multinational teams
Judith B.
Last position:
BI & Analytics Consulting
- Analysis of web and campaign performance to derive actionable insights for marketing and growth optimization
- Implementation and maintenance of tag management solutions to ensure reliable and consistent data collection
- Continuous development and optimization of reporting structures with a focus on scalability and data quality
- Conducting regular deep-dive analyses and leading monthly stakeholder sessions to present findings and align on optimization measures
- Designing and managing end-to-end data flows from data collection to visualization
- Tools: GA4, Google Tag Manager, Looker Studio, Airbyte, BigQuery
Jin-Ho Y.
Last position:
Server Migration Consultant at Unknown Client
- Linux server migrations: planning and execution of the migration with SLES Linux deployment of VMs in VMware 8.0
- Guiding colleagues on configuring Linux VMs with vSphere Auto Deploy
- Application operations: ensuring smooth operation of applications on migrated servers
- Operations manuals: revising existing manuals, updating and creating new ones as needed
- Reviewing service offers: adjusting and optimizing service offerings of external providers
- Logistics software, Red Hat Linux, Ansible, Confluence / Jira
Naum K.
Last position:
Project Lead, Strategic Projects at GIGA FIBER GmbH
- Led 5+ CEO-facing workstreams across GTM, partnerships, fundraising, Uzbekistan expansion, marketing delivery, and backbone planning; turned priorities into action plans (owners, timelines, reporting).
- Ran weekly exec reporting: status, risks, decisions needed, and next steps across workstreams.
- Led cross-functional teams of 4-8 (design, marketing, project contributors) to deliver investor- and partner-ready materials on accelerated timelines.
- Helped secure a government-level MoU in Uzbekistan through stakeholder relationship building and negotiating a mutually beneficial project plan.
- Supported fundraising towards a €10M+ target: maintained model assumptions, prepared pitch/diligence materials, and supported investor Q&A (10 qualified investor meetings).
- Represented company in high-stakes external meetings with government officials, institutional partners, and strategic stakeholders.
- Managed external vendors (design/marketing) with €75k+ spend; tracked deadlines, flagged risks early, and fixed issues to keep delivery on track.
Alessandro D.
Last position:
Product Owner, Scrum Master & UX Design at YouniQode GmbH
- Responsible for the strategic and operational management of digital agency projects with a focus on user-centered product development, agile team leadership, and continuous value delivery
- Introduced and scaled agile processes (Scrum & Kanban) across multiple client projects
- Developed user-centered B2B and B2C applications in close collaboration with stakeholders
- Successfully delivered MVPs with iterative enhancements based on validated user insights
- Technologies and methods: Scrum, Kanban, Jira, Confluence, Figma, UX Research, User Testing, Design Thinking, Agile Coaching, Backlog Management, Epic Breakdown, User Story Mapping, Prototyping, Roadmap Planning, Stakeholder Workshops, HTML/CSS, WordPress, Accessibility (WCAG), GDPR, OKRs, Product Discovery, Sprint Planning, Retrospectives, UX KPIs
Magdalena O.
Last position:
UX Designer at tribeworks by Hays
- Created a modern landing page communicating the USPs and value proposition to potential clients and talents
- Analyzed tracking data and generated ideas to optimize the conversion rate
- Integrated AI into the project builder to simplify project creation for clients
- Designed a complex booking process considering various steps and states for freelancers, clients, and the operations team
Matthias W.
Last position:
Founder at MAWI Motion
- Execute video projects on a freelance basis
- Plan, shoot and edit videos for all types of distribution channels including national television, social media, editorial and corporate content, etc. for small and big clients
Ahsan J.
Last position:
Data Analytics Developer at Level Next Productions
- Built Power BI dashboards and enabled data-driven strategies across digital platforms
Discover over 15,000 top freelancers
Statistics of experts using A/B Testing
Aggregated from the professional profiles of matched freelancers.
Experience
15 years (Germany: 14 years)
Position duration
1.9 years (Germany: 2.2 years)
Positions per freelancer
12 (Germany: 9)
Top business areas
Marketing, Product Development, Information Technology
Top industries
Information Technology, Professional Services, Retail
Certification focus areas
Product Development, Project Management, Business Intelligence
Bachelor's degree or higher
92% (Germany: 93%)
Master's degree or higher
62% (Germany: 61%)
Doctorate
8% (Germany: 5%)
Certifications per freelancer
2
Most common languages
German, English, Spanish
Speak two or more languages
94% (Germany: 98%)
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 Frankfurt 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 Frankfurt using A/B Testing
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.
A/B Testing 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 (71%)
- Professional Services (59%)
- Retail (59%)
- Banking and Finance (47%)
- Telecommunication (47%)
- Automotive (41%)
- Advertising (35%)
- Insurance (35%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Rigorous Controlled Experimentation for Digital Products
A/B testing enables organizations to make product decisions based on empirical user data rather than assumptions. By serving two or more variants of a user journey to randomized cohorts, businesses measure impact on key performance indicators. Split testing isolates specific variables to identify causal relationships between product changes and customer behavior.
The Experimentation Tooling Ecosystem
Modern conversion optimization relies on a sophisticated software stack across client-side and server-side architectures. Dedicated platforms manage variant delivery, traffic allocation, and statistical significance tracking.
- Web experimentation suites like Optimizely, VWO, and AB Tasty
- Feature flag and split test engines including LaunchDarkly and Split.io
- Product analytics integration via Amplitude, Mixpanel, and PostHog
- Tag management and telemetry pipelines with Google Tag Manager and Segment
Core Responsibilities in Testing Initiatives
Specialists structure the entire lifecycle of an experiment, from hypothesis formulation to post-run analysis. They define measurable primary and guardrail metrics, calculate minimum detectable effects, and establish sample sizes before deployment. They also build robust front-end and back-end variants to prevent flicker, latency, and sample ratio mismatches.
When Organizations Require Freelance Specialists
Companies hire external professionals when in-house teams lack deep statistical background or struggle to scale experiment velocity. A specialist resolves data discrepancy issues, audits existing tracking setups, and establishes rigorous testing protocols. Frankfurt organizations in banking, fintech, and e-commerce frequently bring in external talent to validate customer portal flows securely.
Business Impact and Risk Mitigation
- Eliminating premature rollouts of underperforming product features
- Protecting baseline revenue with automated guardrail metrics
- Maximizing checkout completion and subscription onboarding flows
- Establishing reproducible Bayesian or frequentist evaluation models
Hallmarks of Seasoned Experimentation Professionals
Exceptional professionals bridge the gap between engineering, product design, and statistical data science. They possess strong working knowledge of client-side DOM manipulation as well as server-side SDK implementations. In Frankfurt and the wider Rhine-Main market, top specialists easily navigate strict GDPR requirements and work seamlessly with hybrid, multilingual teams.
Frequently asked questions
The facts hiring teams ask for most often when it comes to A/B Testing.
An A/B testing professional designs, runs, and evaluates randomized controlled experiments across digital touchpoints. They translate product hypotheses into testable variants, audit data integrity to prevent tracking anomalies, and analyze results using frequentist or Bayesian statistical models.
Standard split testing compares two versions of a single element or page to determine which variant generates superior performance. In contrast, multivariate testing examines multiple variables simultaneously to understand how distinct components interact, requiring significantly larger traffic volumes to achieve statistical significance.
Strong A/B testing experts typically possess hands-on expertise with JavaScript, HTML, and CSS for client-side setups, alongside server-side language skills for API-driven feature flags. They also demonstrate deep fluency in SQL, web analytics platforms, and data visualization tools.
Server-side A/B testing is essential when evaluating core application logic, search algorithms, pricing models, or complex multi-step funnels. It completely avoids page-flicker issues, reduces client browser overhead, and ensures tighter data governance in regulated environments like the Frankfurt financial district.
Professionals prevent false positives by conducting rigorous power calculations before launching a split test and monitoring for sample ratio mismatch during runs. They also implement predetermined run durations to account for day-of-week seasonality and avoid stopping tests early when preliminary data looks favorable.
Yes, conversion rate optimization workflows are well suited for remote collaboration because variant implementation, code reviews, and statistical readouts happen digitally. Many enterprises in Frankfurt adopt hybrid schedules so specialists can attend key quarterly planning sessions on site while running daily operations remotely.
Basic front-end experiments can be managed by junior practitioners, but multi-platform online experimentation that influences core business revenue requires senior specialists. Experienced professionals know how to handle complex tracking constraints, cross-device attribution, and strict European data privacy regulations.
Examine their understanding of statistical hygiene, including how they handle variance reduction techniques like CUPED and false discovery rates in multivariate testing. High-caliber specialists provide clear case studies showing how their experimentation roadmaps influenced actual business metrics rather than vanity signals.
The average hourly rate of freelancers in Frankfurt, Germany who have used A/B Testing in their recent projects is 92 €, which corresponds to a daily rate of about 737 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used A/B Testing in their recent projects, 92% hold at least a Bachelor's degree, 62% hold at least a Master's degree, and 8% hold a doctorate.
On average, freelancers in Frankfurt, Germany who have used A/B Testing in their recent projects have 15 years of professional experience, with a single engagement typically lasting around 1.9 years.
The most common languages among freelancers in Frankfurt, Germany who have used A/B Testing in their recent projects are German (100%), English (94%), and Spanish (29%).
The most common industries among freelancers in Frankfurt, Germany who have used A/B Testing in their recent projects are Information Technology (71%), Professional Services (59%), and Retail (59%).
The most common business areas among freelancers in Frankfurt, Germany who have used A/B Testing in their recent projects are Marketing (76%), Product Development (76%), and Information Technology (71%).
Main locations of FRATCH Experts, who have recently used A/B Testing
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 
Dusseldorf 
Essen Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
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Philipp Thomaschewski
FRATCH CEO
