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Data Visualization Expert

with fast, precise AI matching from over 15,000 CVs

Hire experts who turn complex datasets into clear dashboards, interactive reports and decision-ready visual stories across tools such as Tableau, Power BI and Looker. FRATCH matches you quickly with vetted, available freelancers suited to your project.

Meet FRATCH Experts who have recently used Data Visualization

Verified expert

Mirza K.

View profile

Agentic AI for a DeepResearch project

München
Mirza K.

Last position:

Agentic Automation and a RAG system

  • This project involved extraction of intelligence data to support report writing for a company that provides geopolitical, global, commercial intelligence. The data have been gathered from a number of resources (interview transcripts, online data, internal documents), and then a knowledge base has been build from it. This was the basis of a complex RAG system, that was evaluated against a golden dataset. Agents have been used to find out the contradicting intelligence, the statements supporting each other, and to store back the generated knowledge.

Used: Python, RAG, LangGraph, LangChain, deepeval, MCP

Verified expert

Deepa K.

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Data Analyst and Architect

Munich
Deepa K.

Last position:

Data Analyst – BI Lead Engineer at Novartis

  • Leading enterprise BI transformation across Power BI & Microsoft Fabric, delivering scalable data models, automated reporting, and high-performance analytics solutions for commercial and operational leadership.
  • Building and optimizing Power BI Dataflows, Fabric Lakehouse datasets, semantic models, and automated reporting pipelines to improve data scalability, governance, and reporting performance.
  • Driving dashboard modernization and KPI governance by translating complex business requirements into executive-level insights, interactive visualizations, and decision-ready analytics.
  • Designing end-to-end Microsoft Fabric architectures integrating data ingestion, transformation, virtualization, and enterprise reporting across cross-functional business domains with SAP BW to Qlik to Power BI migration.
  • Delivering AI-enabled reporting capabilities, threshold-based alerting, and automation frameworks within the Power BI ecosystem to accelerate business decision-making.
  • Partnering with commercial leadership, analytics teams, and IT stakeholders to standardize KPIs, optimize BI strategy, and deliver scalable, business-critical reporting solutions.
  • Recognized for combining strong stakeholder leadership, technical architecture expertise, and business-driven analytics to deliver impactful enterprise BI transformation initiatives.
Verified expert

Wolfgang O.

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DI

Freilassing
Wolfgang O.

Last position:

Business Analyst at DekaBank

Lead Business Analyst – Analysis and optimization of private banking processes

  • Responsibility for the business analysis and further development of business processes in private banking, with a focus on CRM, customer data management, and master data processes

  • Carrying out a comprehensive business process analysis to identify optimization potential, business gaps, and improvement opportunities along the customer lifecycle

  • Gathering, analyzing, and structuring business requirements in close cooperation with business units, management, IT architecture, and development teams

  • Creating and aligning business concepts, process models, user stories, and requirement documentation as the basis for technical implementation

  • Analyzing and optimizing existing master data processes with a focus on data quality, responsibilities, and efficient data maintenance

  • Designing and further developing CRM customer data processes while taking regulatory requirements and business goals into account

  • Planning and moderating workshops with business, IT, and stakeholders for requirements analysis, process design, and solution finding

  • Managing requirements and ensuring consistent communication between business and IT

  • Using AI-supported analysis tools to help with requirements analysis, structuring information, and improving documentation quality

Verified expert

Thomas M.

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Requirements Engineer (SPC) - ONE.CRM VW Salesforce Solution

München
Thomas M.

Last position:

Requirements Engineer (SPC) - ONE.CRM VW Salesforce Solution at CARIAD SE / Diconium Strategy GmbH

  • Rework demand, development and operational organizational set up for the Solution Train
  • Rework requirement refinement process flow from strategic theme to user story
  • Introduction of visualization tools (Canvas) of work dependencies over different requirement levels and Solution Train leadership coaching
Verified expert

Ursula H.

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Product Owner | Scrum Master | Finance Expert

Munich
Ursula H.

Last position:

Sub-Project Lead & Scrum Master at DB Energie

Sub-project lead in an agile IT environment

Leading a software development team (10 employees)

  • Leading a software development team with 10 employees
  • Budget responsibility approx. 3 million euros per year
  • Conducting employee and job interviews
  • Responsibility for resource planning (budget and employees)
  • Digitalization of a web interface
  • Regular reporting to customers and stakeholders (C-level)
  • Product management: developing and implementing product strategies; defining requirements to guide product development
  • Structuring product development & continuous testing efficiently to quickly incorporate feedback & compliance points
  • Close collaboration with stakeholders & various teams to understand requirements, set priorities, ensure rollout, and increase user-friendliness
  • Project experience in an energy industry company, including the functioning of energy markets, the basics of energy generation and distribution, as well as current challenges and developments in the industry
  • Project experience in the railway sector - including the structure and operation of railway systems.
  • Project experience within the 16.7 Hz traction power sector incl. knowledge of regulatory processes
  • Formulating the sub-project charter and the project profile according to the project standard together with the project management
  • Controlling service delivery according to the project charter
  • Planning and controlling human resources including budget planning for the sub-project
  • Ensuring the work capacity of the sub-project participants, e.g. by requesting access rights and documents for the sub-project team
  • Planning and control for the respective sub-project (time, scope, budget) including the creation of necessary documents
  • Alignment with the business department and Product Owners to plan the sub-project scope and the corresponding implications
  • Executing milestone planning according to the agreed process model
  • Effort estimation and support of sub-project controlling as well as overall project controlling in forecasting and planning
  • Reporting sub-project status (according to status slide template) including progress (according to progress measurement)
  • Analyzing, preparing, and addressing action and decision requirements
  • Escalating sub-project issues to the project management
  • Creating and managing Change Requests (CR)
  • Quality assessment of completed task packages from a project management perspective (time, scope, and budget)
  • Implementation management of the overarching guidelines and requirements in the sub-project, supported by cross-functional roles on the functional and technical side.
  • Identifying, managing, documenting, and communicating opportunities, risks, and dependencies within and across sub-projects
  • Supporting project management in creating the overall project plan and overall status reports
  • Preparing and managing commissioning including the required documents and protection needs assessment

Scrum Master in an agile IT environment supporting a software development team in the full-stack area (7 people)

  • Close collaboration with stakeholders & various teams to understand requirements, set priorities, ensure rollout, and increase user-friendliness
  • Implementation of the selected Scrum method, including the required events, meetings, artifacts (product backlog, sprint backlog, burndown charts), metrics, as well as conducting required training in an agile IT environment
  • Preparation of Scrum events such as Daily, retrospectives, Review, Sprint planning, estimation, and refinement (agile way of working)
  • Moderation of retrospectives and elimination of obstacles to move the team and product forward
  • Preparation of action items and retros via whiteboard and Figma
  • Application and improvement of agile methods such as Kanban, Scrum, SAFe, or Scrum of Scrums
  • Tracking the "Definition of Done" and "Definition of Ready" for all work results of the development team
  • Advising on information flow and communication improvements between Product Owner and project team
  • Experience with automation, validation such as mandatory field checks, notification functions, creation of filters, boards, and reports via JQL, and setting up cycle time
  • Use of Jira & Confluence
  • Setting up a progress measurement for project management to transparently map planned vs. actual team capacities and actual efforts for user stories
  • Measuring team progress: creating team KPIs: "velocity", "burn-down chart", "throughput", "costs", "quality", "scope"
  • Evaluation of agile metrics, process management, and process modeling methods (BPMN, EPC, UML)
  • Communication and moderation know-how
  • Methodological competence proven in conflict discussions
Verified expert

Christine T.

View profile

Content Expert, Data Storytelling & Analytics for complex topics

Ittlingen
Christine T.

Last position:

Communications Consulting at Storytrend

Most mid-sized companies already have their numbers. What is missing is the translation: a dashboard with forty tiles does not answer a single question that is actually asked in management.

Analysis

  • Evaluation of existing data with Python and SQL
  • Checking data quality and methodology before making a statement
  • The result is an analysis that leads toward a concrete decision

Preparation

  • Reports in Power BI and Tableau
  • Interactive calculators and visualizations on the web
  • Presentations and specialist texts for customers, sales and the public
  • Analysis and communication from one source — that
Verified expert

Kurt H.

View profile

Senior Scrum Master · Agile Coach · Release Train Engineer

Frankfurt
Kurt H.

Last position:

Interim Scrum Master / Agile Delivery Lead at Boehringer Ingelheim (via Fusion Consulting)

  • Senior agile practitioner in a complex, regulated pharmaceutical environment — facilitating Scrum ceremonies across three international teams (~40 people) while supporting delivery governance and agile coaching.
  • Time-limited assignment to bridge the gap until the client could fill the role internally
  • Facilitated all Scrum ceremonies (Sprint Planning, Daily Stand-up, Review, Retrospective) across multiple international teams; kept sprints predictable and productive
  • Coached teams and Product Owners in agile practices within a GxP-regulated environment, pragmatically balancing agile ways of working with QMS compliance requirements
  • Tracked and visualized delivery metrics, managed dependencies, and produced status reports for senior stakeholders and Steering Committee
  • Stepped up to project leadership of the internal CCMS product initiative: introduced structured processes and transparent tooling into a previously low-governance environment
  • Actively contributed to the company-wide Agile Community of Practice, including authoring blog articles on agile topics
  • Commended for analytical thinking, reliability under pressure, and the ability to manage multiple workstreams simultaneously
Verified expert

Niko S.

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Developing Architect / Solution Architect

Hamburg
Niko S.

Last position:

Developing Architect, Technical Lead "gridlytics" at HH Energienetze

  • Building a data integration platform for high, medium, and low voltage assets for contextual analysis of time series with master data from the SCADA control system (IEC 60870 104), INIS, and SAP.
  • Responsibility for the architecture and implementation of the solution, as well as sparring partner for the Product Owner.
  • Use of Kotlin, Spring Boot, Maven, TimescaleDB, PostgreSQL, liquibase, Elements IoT, Docker, Kubernetes, Grafana, Python, jupyter, and various API gateways.
Verified expert

Loretta A.

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Product Sustainability | LCA | ESG | Sustainability Regulatory Compliance|

Brühl
Loretta A.

Last position:

Master Thesis Student at Deutsches Zentrum für Luft- und Raumfahrt (DLR), Institut für Future Fuels

  • Managed end-to-end data workflows for LCA and carbon footprint assessments, including data collection, validation, structuring, and LCI modeling for metal alloys, ensuring high data quality and traceability.
  • Developed a basic Excel automation tool to simplify carbon footprint calculations of metal alloys, replacing repetitive modelling in the software that previously took several hours.
  • Communicated environmental impact results through quantitative analysis, visualizations and reports to support the broader project strategy.
  • Performed environmental hotspot and scenario analysis to identify key impact drivers and assess opportunities for emissions reduction.
Verified expert

Felipe D.

View profile

Senior Project Management, Process Optimization & Supply Chain Transformation

Düsseldorf
Felipe D.

Last position:

Senior PMO Expert at RWE Technology International

Project scope: Supported the establishment, scaling and continuous improvement of project management and support processes by modernizing governance, processes, documentation, deliverables tracking, training content and tool-supported ways of working across a complex energy project environment.

Key contributions

  • Supported the build-up and maturation of the PMO department, including governance structures, operational frameworks, project management processes, templates and deliverables tracking mechanisms.
  • Conducted As-Is analysis of existing processes and their documentation, including process inventory, interface mapping, problem identification and creation of visualizations and white papers to improve shared understanding.
  • Reviewed and improved project management documentation, templates and work instructions, including support for a project document master list to strengthen standardization and control.
  • Designed and supported rollout of a lessons learned process and related system/application, including pilot preparation, coordination and implementation support.
  • Mapped and supported implementation of a new resource management process connected to the rollout of a resource planning tool.
  • Led and supported adoption of agile ways of working and Atlassian tools, including Jira and Confluence team boards, plans/roadmaps, dashboards, sprint planning and retrospectives.
  • Acted as key user for continuous usage improvements in PMO tools and collaboration practices.
  • Developed training curricula, instructional videos, supporting materials and PMO Open Doors sessions to improve capability transfer and provide a recurring forum for updates and information sharing.
  • Developed a skills matrix concept and supported rollout as a basis for structured capability management and training demand analysis.
  • Supported preparation of department offsites, implementation of a new Integrated Management System (IMS), creation of a SharePoint-based PMO website and department integration after restructuring.

Results / business impact

  • Improved project management & PMO structure, processes and their documentation
  • Enhanced transparency and standardization across processes, documentation, governance routines and project deliverables tracking.
  • Enhanced information flow and knowledge transfer through SharePoint-based communication, PMO forums, training curricula and instructional videos.
  • Strengthened lessons learned, resource planning, agile collaboration, capability management and post-restructure department integration.
Verified expert

Yusuf C.

View profile

Senior Software Engineer C# | C++ | Java | JS | Microservices | Vert.x | OSGI | IoT | Hardware | MQTT

Würselen
Yusuf C.

Last position:

Senior Software Engineer at LeiKon GmbH

  • Development of scalable backend applications with C#/.NET and Java
  • Design and implementation of distributed microservice architectures
  • Development and integration of REST APIs for industrial applications
  • Development of modern web applications with React, Angular, and TypeScript
  • Implementation of MQTT-based communication solutions
  • Integration of industrial protocols such as OPC UA and Modbus TCP
  • Development of batch, process control, and HMI components
  • Containerization and deployment of applications with Docker
  • Conducting code reviews and supporting architecture decisions
  • Close collaboration with product owners, QA, and interdisciplinary teams
  • Analysis of business requirements and implementation of technical solutions
  • Further development of existing software architectures with a focus on maintainability and performance

Technologies: C#, .NET, ASP.NET Core, Java, C++, React, Angular, TypeScript, Vue.JS, MQTT, OPC UA, Modbus TCP, Docker, GitLab, MariaDB, MySQL, Linux

Verified expert

Varsha P.

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Senior BI Engineer and Data Analyst with a focus on SQL, Power BI, and Microsoft Fabric

Ingolstadt
Varsha P.

Last position:

Senior Data Analyst at Infosys

Enterprise Analytics Modernization – Germany-based enterprise reporting platform for operations and management analytics, used by 1,000+ internal users across multiple departments.

  • Lead end-to-end Power BI and Microsoft Fabric reporting initiatives, delivering scalable dashboards and semantic models supporting daily operational and strategic decisions, achieving 30% faster decision turnaround and 25% reporting efficiency gains.
  • Designed unified enterprise datasets using Microsoft Fabric Lakehouse and OneLake, automating historical data processing and reducing manual reporting effort by 40%.
  • Built and maintained automated ingestion pipelines using Fabric Dataflows Gen2 and Data Pipelines, improving data refresh reliability to 99.8% uptime and ensuring consistent data quality.
  • Implemented enterprise reporting governance, including Row-Level Security (RLS), workspace strategy, deployment pipelines, and documentation, increasing dashboard adoption by 35%.

Technologies used: Power BI, Microsoft Fabric, DAX, Power Query, SQL, Azure Data Fundamentals, Semantic Modeling, RLS, Agile

Verified expert

Claudia C.

View profile

Process Analysis and Optimization

Bochum
Claudia C.

Last position:

Process Analysis and Optimization at Pferdezüchterverband

Verified expert

Stefan F.

View profile

Senior Consultant – Go-to-Market, Growth & Digital Transformation

Taufkirchen
Stefan F.

Last position:

Managing Partner & Co-Founder at IMPLENEX

  • Founded, built, and scaled a management consultancy for go-to-market, growth, and digital transformation
  • End-to-end brand building: CI/CD, website, and social media presence as a consistent digital footprint
  • Built a B2B marketing & sales funnel incl. CRM for structured lead generation
  • Developed and built a service portfolio & verticals: including an AI Board for strategic GenAI classification as well as a go-to-market/growth vertical for the food industry
  • Built a partner network for co-delivery
  • Acquired, onboarded, and delivered consulting engagements

Discover over 15,000 top freelancers

Statistics of experts using Data Visualization

Aggregated from the professional profiles of matched freelancers.

Experience

14 years

Data Visualization experts have 14 years of professional experience on average.

Position duration

2.7 years

Data Visualization experts stay in a single position for 2.7 years on average.

Positions per freelancer

9

Data Visualization experts have completed 9 positions on average over the course of their careers.

Top business areas

Information Technology, Business Intelligence, Product Development

Data Visualization experts have gathered most of their hands-on project experience in Information Technology, Business Intelligence, and Product Development.

Top industries

Information Technology, Education, Professional Services

Data Visualization experts are most in demand in Information Technology, Education, and Professional Services.

Certification focus areas

Information Technology, Business Intelligence, Project Management

Data Visualization experts earn their certifications most often in Information Technology, Business Intelligence, and Project Management.

Bachelor's degree or higher

96%

96% of Data Visualization experts hold at least a Bachelor's degree.

Master's degree or higher

73%

73% of Data Visualization experts hold at least a Master's degree.

Doctorate

12%

12% of Data Visualization experts have a doctorate (PhD).

Certifications per freelancer

2

Data Visualization experts hold 2 professional certifications on average.

Most common languages

German, English, French

Data Visualization experts most often speak German, English, and French.

Speak two or more languages

98%

98% of Data Visualization experts speak two or more languages.

Based on our profile pool as of 26 Sep 2026.

Daily rate distribution

0% 25% 50% 75% 100%
12% of Data Visualization experts charge less than €400 per day.
49% of Data Visualization experts charge between €400 and €800 per day.
33% of Data Visualization experts charge between €800 and €1200 per day.
4% of Data Visualization experts charge between €1200 and €1600 per day.
2% of Data Visualization experts charge €1600 or more per day.
<€400 €400-​800 €800-​1200 €1200-​1600 €1600+

The chart shows how the daily rates of experts in this technology 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 using Data Visualization

Rates are based on recent contracts and do not include FRATCH margin.

800
600
400
200
Rate comparison chart
Daily rate avg. 689 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

800
600
400
200
Rate comparison chart
Median rate 720 €

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 26 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Data Visualization 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 (75%)
  • Education (41%)
  • Professional Services (37%)
  • Automotive (36%)
  • Manufacturing (35%)
  • Banking and Finance (34%)
  • Healthcare (32%)
  • Retail (27%)

Please note that freelancers can work across multiple industries, so percentages overlap.

About the technology

What it delivers

Data Visualization turns structured and unstructured data into charts, dashboards, maps and interactive reports. It helps teams identify trends, compare performance, explain change and act on evidence. Effective work combines visual clarity with accurate data and a clear understanding of the decision each view must support.

Core project work

  • Design executive dashboards for revenue, operations, finance or customer activity
  • Build interactive reports with filters, drill-downs and role-based views
  • Translate survey, product, marketing or sensor data into visual stories
  • Create maps, time-series views, comparison charts and KPI scorecards
  • Improve existing reports for clarity, speed and consistent interpretation

A strong specialist connects the visual output to a reliable analytical model rather than decorating raw numbers.

Tools and ecosystem

The ecosystem includes Tableau, Microsoft Power BI, Looker, Qlik Sense and open-source options such as D3.js, Plotly and Apache Superset. Work often involves SQL, Python or R, semantic models, calculated fields, APIs and data warehouses such as Snowflake, BigQuery or Databricks. Specialists also understand dashboard permissions, refresh schedules, embedded analytics and responsive design.

When to bring in expertise

Companies often seek freelance support when a reporting initiative needs to move from prototypes to dependable production dashboards. They may need a neutral review of an existing Tableau or Power BI environment, help migrating reports, or support for a new analytics function. External expertise is also useful when internal teams have data but lack the time to shape it into a consistent information system.

What quality looks like

High-quality work starts with stakeholder interviews, defined measures and agreed data ownership. Strong professionals test calculations against source systems, document filters and assumptions, and design for the audience rather than the tool. They also check accessibility, loading performance, mobile behavior and the risk of misleading visual comparisons.

Skills that complete the work

  • Data modeling, SQL and warehouse design
  • Statistical reasoning and exploratory analysis
  • Information design, color use and accessibility
  • Data governance, security and report lifecycle management
  • Workshop facilitation and clear communication with non-technical teams

The best fit depends on the deliverable: a finance dashboard calls for different domain knowledge than a real-time operations view. Clarifying users, data sources, refresh needs and success criteria makes the engagement more effective.

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Frequently asked questions

Everything clients usually want to know about Data Visualization, in one place.

Data Visualization is used to communicate patterns, comparisons, changes and exceptions in data. Companies apply it to executive reporting, operational monitoring, financial analysis, marketing performance, customer research and scientific or industrial data.

Data Visualization emphasizes visual exploration and rapid interpretation, while standard reporting often focuses on fixed tables or recurring documents. A well-designed dashboard can let users filter, compare and investigate results without requesting a new report for every question.

A strong Data Visualization specialist may work with Tableau, Power BI, Looker, Qlik Sense, D3.js, Plotly or Apache Superset. The right tool depends on data sources, governance, embedding needs, user skills and the level of interaction required.

Useful adjacent skills for Data Visualization include SQL, data modeling, Python or R, statistics and data warehouse concepts. Communication, information design, accessibility and domain knowledge are equally important because the output must support real decisions.

The required background for Data Visualization depends on the scope and risk of the work. A simple report refresh may suit a specialist familiar with one tool, while governed dashboards connected to several systems call for broader experience in modeling, permissions, testing and deployment.

Data Visualization projects are often suitable for remote collaboration when data access, documentation and review processes are defined. On-site sessions can still help with stakeholder workshops, discovery interviews or sensitive environments where direct access is restricted.

Assess Data Visualization work by checking whether users understand the intended message, whether measures reconcile with source data and whether filters behave consistently. Ask for examples that show clear information hierarchy, accessible design, documented assumptions and practical performance.

Data Viz is a central part of business intelligence, but the terms are not identical. Business intelligence also covers data integration, modeling, governance and analysis, while data visualization focuses on presenting information so people can understand and use it.

The average hourly rate of freelancers who have used Data Visualization in their recent projects is 86 €, which corresponds to a daily rate of about 689 € based on an 8-hour working day.

Of the freelancers who have used Data Visualization in their recent projects, 96% hold at least a Bachelor's degree, 73% hold at least a Master's degree, and 12% hold a doctorate.

On average, freelancers who have used Data Visualization in their recent projects have 14 years of professional experience, with a single engagement typically lasting around 2.7 years.

The most common languages among freelancers who have used Data Visualization in their recent projects are German (98%), English (98%), and French (18%).

The most common industries among freelancers who have used Data Visualization in their recent projects are Information Technology (75%), Education (41%), and Professional Services (37%).

The most common business areas among freelancers who have used Data Visualization in their recent projects are Information Technology (84%), Business Intelligence (75%), and Product Development (70%).

Main locations of FRATCH Experts, who have recently used Data Visualization

Our freelancers and interim experts are at home all over Germany — available on-site in Berlin, Hamburg, Munich and every major business hub, or fully remote. Choose a city to discover matched specialists, local market insights and up-to-date availability.

In Austria our freelancers and interim experts support companies from Vienna to Graz — on-site where your project needs them, or fully remote. Choose a city to discover matched specialists, local market insights and up-to-date availability.

Across Switzerland our specialists are active in Zurich, Geneva, Basel and Bern — working on-site or fully remote. Choose a city to discover matched specialists, local market insights and up-to-date availability.

Zurich Geneva Basel Bern

Countries:

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FRATCH CEO

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