Data Migration Experts in Hamburg
, vetted and available in minutesHire experts who plan secure transfers, map complex schemas and validate cloud or ERP migrations. Work with vetted, available freelancers matched precisely to your Data Migration requirements and ready to collaborate on-site in Hamburg or remotely.
Meet FRATCH Experts in Hamburg, who have recently used Data Migration
Farid A.
Last position:
SAP Data Migration & Data Management Consultant for SAP GEMINI at Montblanc
The consultant's responsibilities/actions are:
- Consulting on the migration of material master & PP Master data
- Prepare Article List template for Cutover Phase
- Implementation of data cleansing measures using individual and bulk changes
- SAP all mandatory fields data extraction regarding Business needed
- SAP migration, Cutover, Testing, BAT, UAT
- Align with the multiple Stakeholders regarding Data from Legacy and SAP System
- Deployed SAP MM best practice (guided configurations, active methodologies and road map for project initiation)
SAP ERP | SAP GEMINI | SAP Fields Coordination | Documentation | SAP IDoc | SAP Integration | SAP End-to-End Process | SAP MM (Material Management) | SAP Functional Consultant | SAP Gap analysis | SAP MDM (Master Data Management) | Data Migration & Management
Huy N.
Last position:
Modern Workplace & Dynamics 365 Consultant at Thinformatics
- Administration and further development of the M365 environment, including Teams, Exchange Online, Intune, and SharePoint Online
- Development of dashboards for performance monitoring with Microsoft Power BI
- Implementation of user requirements and processes with low-code/no-code technologies (Power Apps, Power Automate)
- Use of Jira and Azure DevOps to plan and implement user stories in an agile project context
- Participation in daily stand-ups, sprint planning, sprint reviews, and retrospectives as the technical point of contact
- Planning and implementation of security policies using Azure Conditional Access and multi-factor authentication
- Configuration and deployment of clients and applications via MECM (SCCM) and Baramundi
Bora D.
Last position:
Software Architect at DZ HYP AG
- Lead architect for an enterprise loan digitisation programme, coordinating 12 engineers across five workstreams and serving as final technical authority on system design.
- Cut critical application response times by 68% (display 17.3s → 5.6s; modification 11.8s → 5.0s) through targeted caching, OData query optimisation and lazy-loading refactoring; further optimisation in progress.
- Own production error triage, prioritisation and resolution across a multi-application portfolio supporting live lending operations.
- Design and implement SAP Fiori applications on SAP UI5, TypeScript and RAP, owning delivery from architecture and code through rollout and production support.
- Established C4 architecture documentation and decision records for the full programme, enabling faster onboarding and consistent cross-workstream design governance.
- Co-managed S/4HANA release cycle alongside primary responsibilities, coordinating directly with SAP support to resolve critical system issues across the portfolio.
Hoa Josef N.
Last position:
AI Architect and Enabler at Inhouse / AI Business
Technologies: n8n, Notion, OpenAI API, Claude, MS AI Foundry, MS CoPilot Studio, MS CoPilot, LLM, Node.js, Vercel, LangGraph, PostgreSQL, pgEdge, pgvector, Docker, LangChain, Ollama, Open WebUI
- Continuous evaluation and prioritization of internal automation needs
- ~20 AI agents in active use: research, content pipelines, document processing
- 5 n8n workflows for automated data and process control
- Architecture built on the same principles as in customer projects: state management, event-driven orchestration, API integration
- Ongoing operation and further development
Alex O.
Last position:
Contractor at Telefonica Germany GmbH & Co. OHG
- Data-analysis, Preparation, gathering and coordination of business requirements for retrieval of monthly- and long term (CLV – relevant) cost- and revenue-components per contract for a customer–base–grouping project (HUB–Project) for B2C-Postpaid-Controlling
- Concept and Implementation of cost- and revenue-KPIs calculation and corresponding CLV–reports (Oracle, Perl, SVN, MS SQL Server, MS Power BI, Serviceware Performance Analytics)
- Operational support of the HUB-Project – various ad-hoc reports, deployments, job-scheduling etc. (Oracle, SVN, BICSuite–Scheduler, DWSODA etc.)
- Analysis, implementation, retrieval and reporting of various physical and financial KPIs for B2P-Prepaid Business on an existing data-mart (Oracle, Perl)
Rolf G.
Last position:
Developer & Designer at Sicherheitsbehörden
- Migration of a case management system with numerous interfaces to other systems from Spring and Activiti to a Java JEE application
- Further development toward a cloud application
- Consulting, development, requirements analysis, specification and design
- Coordination with upstream and downstream systems
- Data modeling, programming and implementation
- Support with code reviews and ensuring clean code in the PL/SQL context
- Documentation in Confluence
- Troubleshooting of PL/SQL applications, including log analysis, session tracing and performance profiling
- Optimization and tuning measures in the PL/SQL environment
- Knowledge transfer and onboarding of new employees
- Use of Jira for task management, progress tracking and sprint planning
Marleen K.
Last position:
Atlassian Specialist E2E Processes at Energy, Water and Environment
- Atlassian & Business expert
- Lead of 1st, 2nd and 3rd level support, process mapping, process optimization, introduction of a project standard (global user management and documentation) and development of a collaboration platform to optimize teamwork, data management, reporting, ERP transformation
- The client is a sustainability-focused chemical park and offers its employees a full service for the Atlassian product suite. In addition, the adoption of the ERP software by employees, the improvement of data quality and internal exchange or collaboration should be promoted by sharing knowledge and best practices
- Process and standards development
- Project configuration and creation of technical concepts
- Workshops with employees
- Development of scalable solutions and processes and their optimization/automation
- Coordination with department process owners and management
- Process mapping and further development
- Data migration and data mining
- Lead as Scrum Master
- Dashboard for project management with project overview / development of reporting structures
Gergely S.
Last position:
SAP IS-U S/4Hana Customer Engagement (CRM) Consultant & Developer at Energie SaarLorLux
- SAP IS-U transformation project
SAP S4Hana transformation project – focus on Customer Engagement (CE) & MCM
- Customizing tasks & Development tasks
- Master data in Customer Engagement (BP/ Contract Account / Contract / PoD &Supply Scenario)
- Customizing Customer Engagement
- Upil
- BSP / Badi / ABAP OO / ADT / CDS / RAP
Cornelius H.
Last position:
Solution Architect at STIHL
- Remodeling of the system architecture for an Azure-based platform aimed at rapid development of new functionalities
- Modeling of a staging concept for the fulfillment of diverse customer and QA needs
- Creation of requirements for, and oversight of, a proof-of-concept supplier project for a Flutter app with highly advanced BLE functionalities
- Comparison of multiple observability platforms for feasibility and requirements fit within the project environment
- Creation of a mobile app architecture based on domain-driven architecture
- Position of technical advisor and accountable solution architect for two development teams
- Execution of architecture reviews and alignment of changes with architectural expectations
- Skills & Technologies: Microsoft Azure , App Services, NodeJS Mono-repository, microservice architecture, domain driven design, self contained systems, requirements engineering, CI/CD, DevOps, API design, solution architecture
Mine S.
Last position:
SAP HCM Consultant (Freelancer) at Dicebridge
- S4 HANA implementation
- Preparation and creation of training materials for the state of Saxony S4 HANA
- Working with Jira, Confluence, and Rice 360
- Topics included personnel administration, organizational management, and payroll
Klaus R.
Last position:
Management Consultant Compliance/Data Protection at Telefónica Germany GmbH & Co. OHG
Consulting on compliance and data protection topics in the telecommunications environment.
Sridhar H.
Last position:
SAP CX Consultant at Anonymous
- Stack: SAP Commerce 2011 (B2C).
- Migrating the data from Stibo system to SAP Commerce Cloud.
- Mapping the data from Stibo system to SAP Commerce Cloud.
- Integrating hot folders to support multiple countries and languages.
- Integrating validation tools for migrated data and generating validation reports.
Walid H.
Last position:
Senior Tester within the IT & Digital Roadmap at VTG-Aktiengesellschaft
- Consulting, planning, and adapting (extension and rebuild) of the existing test framework to cover necessary test cases as part of quality assurance for initiative implementations
- Executing cross-team manual test cases during regular sprint cycles
- Setting up test automation
- Advising front-end and back-end development on quality assurance aspects
- Building a framework for end-to-end test cases
- Performing software quality assurance across various projects within a program
- Supporting the creation of test cases
- Coordinating within the team with all relevant stakeholders
Vincent R.
Last position:
Trainer/Instructor at ecomex GmbH & Co. KG
- Conducting e-commerce courses covering basics, digital business models & trends, competitor analysis, product casting, shop P&L, minimum viable product process, funnel & conversion rate optimization, shop platform evaluation, first steps with Shopify, shop structure setup, payment & shipping systems, ERP & interfaces, fulfillment, process optimization, customer centricity, affiliate marketing
George G.
Last position:
SAP Authorization Consultant/ SAP Authorization Consulting (Freelancer/SAP Consultant) at Publicly Listed Pharmaceutical Company
- Consulting on SAP authorizations and governance
- Conducting governance consultations, iteration support and project coordination
- Developing solutions for effective control and monitoring of SAP authorizations
- Creating concepts and recommendations
- Drafting detailed concepts to improve the assignment and management of SAP authorizations
- Providing clear recommendations based on established methods and best practices
- Creating/customizing authorizations for MM including MDG/MDM as well as FI, PP including AIRC Services within SAP Finance
- Reviewing existing structures and processes
- Analyzing and evaluating current SAP authorization structures and processes
- Identifying weaknesses and developing optimization strategies
- Conducting trainings and workshops
- Planning and delivering trainings and workshops for awareness
- Sharing knowledge in SAP authorizations, including role assignment, support during iterations and consulting on role development in the pharmaceutical environment.
Discover over 15,000 top freelancers
Statistics of experts using Data Migration
Aggregated from the professional profiles of matched freelancers.
Experience
22 years
Position duration
2.7 years (Germany: 3 years)
Positions per freelancer
16 (Germany: 15)
Top business areas
Information Technology, Project Management, Product Development
Top industries
Information Technology, Professional Services, Banking and Finance
Certification focus areas
Information Technology, Project Management, Human Resources
Bachelor's degree or higher
85% (Germany: 89%)
Master's degree or higher
50%
Doctorate
5%
Certifications per freelancer
2 (Germany: 4)
Most common languages
German, English, French
Speak two or more languages
93% (Germany: 96%)
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 Hamburg 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 Hamburg using Data Migration
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.
Data Migration 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 (83%)
- Professional Services (76%)
- Banking and Finance (59%)
- Manufacturing (52%)
- Retail (48%)
- Automotive (45%)
- Transportation (45%)
- Aerospace and Defense (41%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What Data Migration covers
Data Migration is the controlled transfer of data from one system, database or storage environment to another. It includes discovery, extraction, transformation, loading and validation, while protecting meaning, relationships, ownership and access rules. The work may support a cloud move, ERP replacement, application renewal or data-centre transition.
Typical migration work
Companies use Data Migration specialists when information must move without disrupting operations or weakening data quality.
- Move relational databases to cloud services or new platforms
- Consolidate data after mergers, acquisitions or system changes
- Transfer customer, product, finance and operational records
- Clean duplicates, standardise formats and resolve conflicting values
- Reconcile source and target data before go-live
Ecosystem and tooling
Strong specialists work across SQL databases, data warehouses, APIs, file-based exchanges and cloud storage. Depending on the landscape, they may use ETL or ELT tools, Python, SQL, dbt, Apache Spark, Azure Data Factory, AWS Glue, Google Cloud Dataflow or vendor migration utilities. They also understand identity, encryption, monitoring and rollback planning.
When freelance expertise helps
External expertise is useful when an internal team knows the source and target systems but lacks migration capacity or an independent delivery lead. Specialists can assess legacy data, define mapping rules, build repeatable pipelines, run rehearsals and coordinate cutover. They can also stabilise a migration that is producing errors, delays or unexplained reconciliation gaps.
What quality looks like
A reliable professional starts with profiling rather than assumptions. They document lineage, dependencies, business rules, exceptions and acceptance criteria, then test transformations with representative data. Clear audit trails, repeatable runs, measurable reconciliation and a tested rollback path matter as much as the transfer itself. Good communication keeps business owners involved in decisions about obsolete or ambiguous records.
Collaboration in Hamburg
Hamburg companies often connect migration work with logistics, manufacturing, retail, media, finance or public services, where accurate operational data is essential. A specialist may work on-site for workshops and cutover planning, or remotely for analysis, pipeline work and testing. Agree on access controls, working language, meeting rhythm and responsibility for source-system knowledge before the project begins.
Frequently asked questions
Everything clients usually want to know about Data Migration, in one place.
Data Migration is used to move information between databases, applications, data warehouses, cloud environments or file systems. Companies use it during ERP replacements, cloud adoption, application modernisation, acquisitions and system consolidation.
Data Migration usually moves data from a source system into a target system as part of a defined transition. Data integration keeps data flowing between systems over time, often through APIs, event streams or recurring pipelines. A project can require both approaches.
A strong Data Migration specialist often brings SQL, data modelling, ETL or ELT, API design, cloud storage and data-quality expertise. Knowledge of security, identity management, testing, change management and the relevant ERP or CRM system is also valuable.
The right level depends on data volume, system complexity, regulatory constraints and the cost of downtime. Data Migration work involving legacy systems, unclear ownership or several business domains needs a professional who has handled profiling, reconciliation, rehearsals and cutover planning in comparable environments.
Data Migration can often be delivered remotely when secure access, documentation and test environments are available. On-site workshops in Hamburg can still help with stakeholder interviews, source-system discovery and cutover coordination, especially when teams are spread across business units.
Ask how the professional will profile source data, document mappings, handle exceptions and prove that the target is complete and accurate. For Data Migration, look for repeatable test runs, reconciliation reports, lineage documentation, access controls and a realistic rollback plan.
Data Migration projects may use SQL, Python, dbt, Apache Spark, Azure Data Factory, AWS Glue, Google Cloud Dataflow or built-in vendor utilities. The best choice depends on source and target systems, transformation logic, security requirements and whether the process must be repeatable after the initial cutover.
Data Migration from legacy environments is difficult when schemas are undocumented, formats are inconsistent or business rules exist only in manual processes. A capable specialist combines profiling with interviews, preserves important history, isolates bad records and agrees with stakeholders how ambiguous data will be treated.
The average hourly rate of freelancers in Hamburg, Germany who have used Data Migration in their recent projects is 104 €, which corresponds to a daily rate of about 830 € based on an 8-hour working day.
Of the freelancers in Hamburg, Germany who have used Data Migration in their recent projects, 85% hold at least a Bachelor's degree, 50% hold at least a Master's degree, and 5% hold a doctorate.
On average, freelancers in Hamburg, Germany who have used Data Migration 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 Hamburg, Germany who have used Data Migration in their recent projects are German (100%), English (93%), and French (14%).
The most common industries among freelancers in Hamburg, Germany who have used Data Migration in their recent projects are Information Technology (83%), Professional Services (76%), and Banking and Finance (59%).
The most common business areas among freelancers in Hamburg, Germany who have used Data Migration in their recent projects are Information Technology (100%), Project Management (83%), and Product Development (62%).
Main locations of FRATCH Experts, who have recently used Data Migration
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.
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Munich 
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Stuttgart 
Dusseldorf 
Dortmund 
Essen 
Nuremberg Request a free demo
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Philipp Thomaschewski
FRATCH CEO
