Refactoring Experts in Frankfurt
, matched in minutes from over 15,000 CVs with the power of AIHire experts who improve legacy code, simplify complex architectures and protect behavior with automated tests. FRATCH connects you with vetted, available freelancers whose experience matches your codebase, delivery goals and collaboration needs.
Meet FRATCH Experts in Frankfurt, who have recently used Refactoring
Michael H.
Last position:
Frontend Developer at RTL Tech
- Development and optimization of the RTL+ frontend application for SmartTV and set-top box platforms with React and Next.js.
- Key role in the technical coordination of developers within the team and in coordinating implementation.
- Central interface to adjacent teams to simplify development processes and improve cross-team alignment.
- Improved frontend performance, stability, and rendering behavior on low-powered devices in a restricted runtime environment.
- Implemented a frontend testing strategy with Jest, React Testing Library, and Playwright.
- Implemented accessibility improvements according to WCAG 2.2 and WAI-ARIA.
- Integrated Didomi Consent Management as a contribution to increasing ad monetization on streaming platforms.
- Used AI-supported engineering workflows with Cursor for structured implementation, refactoring, and faster problem solving.
Technologies used: React, Next.js, TypeScript, JavaScript, GraphQL, Apollo Gateway, Zustand, Tailwind CSS, Styled Components, React Testing Library, Playwright, Jest, HTML5, CSS3, AWS Lambda, EC2, CloudFront, S3, GitLab CI/CD, NX, Cursor
Mehrdad J.
Last position:
Frontend Developer at Emzano
- Co-built a full e-signature and identity verification platform in a two-person team with a senior backend developer, with no designer or PM: all product, UX, and scope decisions made jointly.
Next.js / TypeScript
Stefan V.
Last position:
Senior Manager Projects at Cognizant Technology Solutions GmbH
- Agile coach and scrum master in property insurance/underwriting for Allianz Technology
- Team 1: Kanban/Scrumban team in DevOps mode – new features, distributed monolith to microservices, reduction of technical debt & refactoring, implementation of CI/CD, expansion of automated testing
- Team 2: SAFe team – greenfield service for global software and German adaptation, AI integration (Cythora)
- Scrum trainings, scrum manuals in Confluence, all ceremonies, establishment of an experimental just culture, team replacement and scaling from 7 to 20
- Requirements engineering, prioritization via business value for product owners, risk identification
- Project budget management, JIRA monitoring and automation, steering committee support, test strategy
- SAFe integration, PI planning, flight levels and road mapping
Vincent R.
Last position:
Freelancer at VINROTLAB.IO
- Consulting and creation of various web applications based on SharePoint and the React framework for different clients
- Development and testing of accessible apps for SharePoint
- Creation of various test cases for test automation
- Development of various solutions based on Azure
- Creation of various web services based on .NET
- Development of various SharePoint Framework solutions
- Development of various UI solutions based on SharePoint
- Consulting and creation of various Power Apps applications and Power Automate for the steel industry and an IT consulting company
- Support, consulting, and development with offshore teams for SharePoint 2013, 2016, and microservices for a logistics company
- Consulting, concept design, and development of microservices and web applications based on Microsoft technology and the React framework for a logistics company
- Consulting, concept design, and development of various SharePoint Framework solutions on SharePoint 2016 for logistics
- Consulting for the migration from SharePoint 2010 to 2016 for an IT consulting company
David R.
Last position:
Lead Developer/Technical Architect
- Design, extension, and implementation of interfaces (REST, GraphQL, Kafka)
- Architecture and implementation of cloud-native microservices on Azure Kubernetes Service
- Domain-Driven Design, Event-Driven Architecture with Kafka
- Development of an extensive query engine for REST endpoints based on business objects
- Design and implementation of master data classification using machine learning algorithms (Weka library, Spotify Voyager)
- Analysis and evaluation of complex load test scenarios and derivation of optimizations
- Increase in system resilience (Kafka error handling, circuit breaker, sidecar service mesh in Go)
- Integration with CIAM systems (asynchronous real-time synchronization and definition of data ownership, authorization, authentication)
- Connection to Azure ServiceBus (AMQP protocol)
- Design and implementation of complex authorization concepts (including delegated administration)
- Documentation of the results (Confluence, architecture descriptions, architecture decisions)
Johannes E.
Last position:
Freelance Software Consultant at S|R Software GmbH & Co. KG
- Provided consulting for modernizing legacy applications
- Delivered critical features under tight deadlines for backend and frontend
- Technologies: C#, .NET, WPF, WCF, REST, Angular, MS SQL Server
Ulm P.
Last position:
DataStage ETL Expert at ING Bank
- Datastage 11.7, dbt, Oracle 19, Python 3.12 / PySpark 3.5, Azure GitHub, Azure DevOps, Automic
- Development of migration jobs to transfer data from the collection DWH to the new Risk Mart, as well as development of ETL pipelines to migrate historical data from the old Mart to the new Risk Mart.
- Storage of the silver layer on Hadoop and the gold layer in Oracle.
- Translation of DataStage jobs into dbt to publish reporting data in Google Cloud to a PostgreSQL database.
- Creation and optimization of complex SQL queries for data extraction from a data vault, taking into account historical data in the point-in-time tables.
- Creation of Oracle table definitions (DDL) and adjustment of existing stored procedures.
- Versioning changes in GitHub and deployment via the CI/CD portal.
- Refactoring long-running DataStage jobs into Python using PySpark to reduce server load.
- Migration of SAS scripts to PL/SQL, including new development of distribution functions that have no direct equivalent in Oracle.
- Development of Automic jobs to run DataStage pipelines and Python scripts (PySpark jobs) that control the population of the SME and institutional risk tables in the Risk Mart and perform business calculations.
- Participation in the agile process, including creating user stories, estimations, and planning in Azure DevOps.
- Handling Azure DevOps tickets and close collaboration with testers and business teams for error analysis and resolution.
Pascal S.
Last position:
Full-Stack Engineer at Playbook Digital, Inc
- Work in a rapidly moving environment on scalable and performant organizational features for a growing SaaS creative storage & digital asset management startup
- Optimization of data storage and retrieval routines in hot code paths across a containerized microservice architecture
- Implementation of new feature packages in a largely independent and self-sufficient manner, down the stack; design of both backend architecture and frontend UIs in the absence of templates, mock-ups, or other guide rails
- Autodidactic onboarding, rapid learning and subsequent productive application of technologies I was previously fully unfamiliar with (Ruby/Rails)
Mohammad A.
Last position:
ParkProReakt at Justus Liebig University Giessen
- proactive instead of reactive symptom detection in Parkinson patients
- iOS development
- FHIR integration
- database structure
Rashid I.
Last position:
Java Developer at IT company
- Data transformations
- IT company with more than 100 employees
- Software production
- Data augmentation and normalization, image transformation, format conversion, merging data from multiple sources
- Toolset: Java, Helm, Kubernetes, Kafka, OpenCV, IntelliJ IDEA, Gradle, Git, Docker, Containers, Scrum
Ingo D.
Last position:
Analytics at BaFin - Federal Financial Supervisory Authority Frankfurt
- Introduction of approaches for developing and automatically deploying cloud-native software and machine learning programs in OpenShift clusters
- Development of various programs in Python
- Technologies: Kubernetes, OpenShift, Kustomize, ArgoCD, Tekton, Docker, PodMan, Airflow, IntelliJ, PyCharm, Git, Bitbucket, Jira, Confluence, Python
Torsten B.
Last position:
Program Manager Refactoring at Astadia (an Amdocs company)
- Lead all program and project management activities for assigned customers around Mainframe modernization offerings
- Project management of Astadia services for Mainframe to Cloud project with German Railway (DB Cargo) and for legal services in Italy
- Project manage execution of proof of concepts and assessments in Legal, Banking, Telecommunications and Automotive for customers globally
- Represent Astadia in delivery, planning, and review contexts
- Guide self-organizing agile development teams to improve structure and dependency management
- Evaluate risks and impediments to success and assist with roadmap and increment planning
- Establish and supervise metrics for key program work and present to leadership, portfolio management and partners
- Tools: Teams, M365, Office365, MS Office, MS Project, Jira, SharePoint, Confluence, Azure DevOps
Discover over 15,000 top freelancers
Statistics of experts using Refactoring
Aggregated from the professional profiles of matched freelancers.
Experience
19 years (Germany: 18 years)
Position duration
2.5 years (Germany: 2.9 years)
Positions per freelancer
16 (Germany: 13)
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Banking and Finance, Transportation
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
90% (Germany: 88%)
Master's degree or higher
60% (Germany: 53%)
Doctorate
30% (Germany: 8%)
Certifications per freelancer
2 (Germany: 3)
Most common languages
German, English, Russian
Speak two or more languages
92% (Germany: 97%)
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 Frankfurt 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 Frankfurt using Refactoring
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.
Refactoring 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 (100%)
- Banking and Finance (67%)
- Transportation (58%)
- Media and Entertainment (58%)
- Automotive (50%)
- Healthcare (50%)
- Government and Administration (50%)
- Education (42%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What Refactoring Means
Refactoring is the disciplined improvement of existing source code without changing its observable behavior. It turns tangled logic, duplicated routines and unclear interfaces into code that is easier to read, test and extend. Teams may also search for this work as code refactoring or code restructuring.
What It Delivers
Refactoring supports products that must evolve without accumulating avoidable technical risk. Strong specialists improve application structure while preserving tested behavior across web services, mobile apps, data systems and business software.
- Split oversized modules into focused components
- Remove duplication and simplify conditional logic
- Introduce clearer interfaces and useful abstractions
- Reduce dependencies that make releases fragile
Ecosystem And Techniques
The work depends on the language, framework and build pipeline around the codebase. Typical techniques include extracting methods or classes, renaming safely, replacing inheritance with composition and modernizing interfaces. Specialists use IDE refactoring support, static analysis, linters, formatters, unit tests, integration tests and version control.
When Companies Need It
Companies bring in freelance expertise when delivery slows because every change touches too much code. It is also valuable before a migration, after rapid product growth, during a platform handover or when tests do not give the team enough confidence. In Frankfurt, specialists may work remotely or join local teams for workshops, reviews and release planning.
- Prepare a legacy system for new product work
- Make a framework or language migration safer
- Stabilize code before a major feature release
- Establish repeatable quality and review practices
What Strong Specialists Bring
The best professionals start with evidence: dependency maps, test coverage, production behavior and the team’s delivery constraints. They make small, reversible changes, explain the trade-offs and keep commits easy to review. They also know when not to refactor, avoiding broad rewrites that create risk without a clear benefit.
Working With Freelancers
A useful brief names the affected components, known pain points, required behavior and access to tests or staging systems. Remote collaboration works well when repositories, issue tracking and review standards are ready; on-site work can help when domain knowledge is concentrated in one Frankfurt team. German or English communication should match the project’s working language.
Frequently asked questions
The facts hiring teams ask for most often when it comes to Refactoring.
Refactoring improves the internal structure of existing software while keeping its external behavior stable. Companies use it to reduce duplication, clarify logic, isolate responsibilities and make future changes safer.
Refactoring changes code in controlled steps while preserving behavior and validating each change with tests or other checks. A rewrite replaces a larger part of the system and can remove old design problems, but it also carries greater uncertainty and delivery risk.
A strong Refactoring specialist usually works comfortably with automated testing, version control, code review and static analysis. Knowledge of the application’s language, framework, database, deployment process and observability setup is also important.
Effective Refactoring requires more than knowing automated IDE transformations. The professional should have handled production code, traced behavior through dependencies, worked with incomplete tests and made changes that teams could review and release safely.
Yes. Refactoring is well suited to remote collaboration through shared repositories, pull requests, issue tracking and technical workshops. Frankfurt teams should agree on working hours, documentation and whether German or English is the project language.
A company should reconsider Refactoring when the product is being retired, requirements are still unstable or the system lacks any way to verify behavior. In those cases, targeted fixes, a replacement component or a carefully planned rewrite may be more appropriate.
Quality Refactoring leaves behavior intact while making the code easier to understand, test and change. Look for focused commits, passing checks, clear before-and-after reasoning, reduced complexity and evidence that the professional measured risk rather than relying on personal preference.
A useful Refactoring brief describes the affected services or modules, current pain points, expected behavior and available tests. It should also state the project language, framework, repository workflow, release constraints and whether the specialist will work remotely or with a Frankfurt-based team.
The average hourly rate of freelancers in Frankfurt, Germany who have used Refactoring in their recent projects is 94 €, which corresponds to a daily rate of about 750 € based on an 8-hour working day.
Of the freelancers in Frankfurt, Germany who have used Refactoring in their recent projects, 90% hold at least a Bachelor's degree, 60% hold at least a Master's degree, and 30% hold a doctorate.
On average, freelancers in Frankfurt, Germany who have used Refactoring in their recent projects have 19 years of professional experience, with a single engagement typically lasting around 2.5 years.
The most common languages among freelancers in Frankfurt, Germany who have used Refactoring in their recent projects are German (100%), English (92%), and Russian (25%).
The most common industries among freelancers in Frankfurt, Germany who have used Refactoring in their recent projects are Information Technology (100%), Banking and Finance (67%), and Transportation (58%).
The most common business areas among freelancers in Frankfurt, Germany who have used Refactoring in their recent projects are Information Technology (100%), Product Development (92%), and Quality Assurance (75%).
Main locations of FRATCH Experts, who have recently used Refactoring
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 
Stuttgart 
Dusseldorf 
Nuremberg Countries:
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