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Refactoring Experts in Frankfurt

matched in minutes with vetted specialists and the power of AI.

Hire experts who clean up legacy code, reduce technical debt, and reshape modules, tests, and APIs without breaking delivery. Get fast, precise matching with vetted, available freelancers.

Meet FRATCH Experts in Frankfurt, who have recently used Refactoring

Verified expert

Vincent Rothländer

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Freelancer

Frankfurt am Main
Vincent Rothländer

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
Verified expert

Ingo Dettling

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Analytics

Frankfurt am Main
Ingo Dettling

Last position:

Analytics at BaFin - Federal Financial Supervisory Authority Frankfurt

  • Introduction of methods for developing and automated deployment of cloud-native software and machine learning applications 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
Verified expert

Johannes Euteneier

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Freelance Software Consultant

Dreieich
Johannes Euteneier

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
Verified expert

Ulm Paunel

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Freelance IT Specialist

Steinbach (Taunus)
Ulm Paunel

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.
Verified expert

Pascal Schuster

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Full-Stack Engineer

Rodgau
Pascal Schuster

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)
Verified expert

Mohammad Ashraf

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ParkProReakt

Offenbach am Main
Mohammad Ashraf

Last position:

ParkProReakt at Justus Liebig University Giessen

  • proactive instead of reactive symptom detection in Parkinson patients
  • iOS development
  • FHIR integration
  • database structure
Verified expert

Torsten Bolte

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Program Manager Refactoring

Frankfurt am Main
Torsten Bolte

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
Verified expert

David Rihm

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Lead Developer/Technical Architect

Frankfurt am Main
David Rihm

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)

Discover over 15,000 top freelancers

Statistics of experts using Refactoring

Aggregated from the professional profiles of matched freelancers.

Experience

21 years (Germany: 18 years)

Position duration

2.6 years (Germany: 2.9 years)

Positions per freelancer

18 (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

88% (Germany: 89%)

Master's degree or higher

63% (Germany: 53%)

Doctorate

38% (Germany: 7%)

Certifications per freelancer

3

Most common languages

German, English, Russian

Speak two or more languages

90% (Germany: 96%)

Based on our profile pool as of 30 Aug 2026.

Daily rate distribution

0 1 2 3 4
<€640 €640-​720 €720-​800 €800-​880 €880+

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 Refactoring

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

800
600
400
200
Rate comparison chart
Daily rate avg. 760 €
Germany avg. 737 €

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 780 €
Germany median 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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

About the technology

Cleaner code

Refactoring is the disciplined change of existing code without changing what the software does. Companies bring in specialists when code is hard to extend, risky to release, or full of duplicated logic. The goal is simple: make the system easier to read, test, and change.

Typical work

  • Break large classes and functions into smaller units
  • Remove duplication and simplify control flow
  • Rename unclear code and align structure with business rules
  • Improve test coverage before deeper changes
  • Prepare modules for a newer framework or runtime

Tooling and methods

Strong refactoring work often goes hand in hand with unit tests, static analysis, formatting rules, and careful version control. Experts may work in IntelliJ IDEA, VS Code, Eclipse, or IDE tools built into the stack, but the tool is less important than judgment. Good professionals know when a small cleanup is safe and when the code needs a staged redesign.

When to bring help

Freelance refactoring specialists are useful when a team is blocked by legacy code, repeated bugs, or slow feature delivery. They also help during migrations, after mergers of codebases, or before a product handoff. In Frankfurt, this often matters for finance, logistics, and enterprise software teams that need stable systems and clear change paths.

What strong specialists do

  • Read the code in context, not just file by file
  • Protect behavior with tests before changing structure
  • Keep changes small and reviewable
  • Spot design smells and dependency problems early
  • Leave the codebase easier for the next specialist to extend

Refactoring in practice

Refactoring is not a rewrite. A good specialist improves the existing system step by step, so delivery keeps moving while the code becomes safer to work with. That balance is what makes it valuable for long-lived products, shared platforms, and teams that cannot pause development.

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Frequently asked questions

The facts hiring teams ask for most often when it comes to Refactoring.

Refactoring is used to improve the structure of existing code without changing its external behavior. Companies ask for it when a codebase is hard to maintain, hard to test, or too risky to extend. It is common in legacy systems, product teams, and services that need steady change.

A refactoring effort keeps the same system in place and improves it in small, controlled steps. A rewrite replaces the codebase or major parts of it, which usually carries more delivery risk. Most teams choose refactoring when they want better maintainability without stopping product work.

A strong refactoring specialist understands code structure, testing, dependency management, and the business rules behind the software. They should be comfortable with clean code practices, version control, and reading unfamiliar systems quickly. Good judgment matters as much as syntax.

Refactoring work is easier when the specialist also knows unit testing, code review practices, CI pipelines, and the main framework or runtime used by the system. In many projects, knowledge of architecture patterns and static analysis tools is also helpful. These skills help keep changes safe and visible.

Refactoring help makes sense when internal specialists are busy shipping features, the code is too tangled to change safely, or a migration is coming up. It is also useful when repeated bugs point to structural problems. External specialists can focus on the codebase without being pulled into every product decision.

Most refactoring work can be done remotely because it depends on code access, tests, and clear communication. On-site time can help at the start of a difficult legacy project or when many teams share one system. For Frankfurt-based companies, a mixed setup often works well.

Look for refactoring specialists who explain trade-offs clearly, write or improve tests, and keep changes small enough to review. Good work should make the code easier to understand and safer to change, not just different. Ask for examples of reduced complexity, clearer module boundaries, or improved testability.

Those phrases usually point to the same refactoring work: improving existing code instead of adding new features. Some teams use "legacy code cleanup" when the system is older or harder to change, but the core task is still structural improvement. The best specialists focus on behavior safety and long-term maintainability.

The average hourly rate of freelancers in Frankfurt, Germany who have used Refactoring in their recent projects is 95 €, which corresponds to a daily rate of about 760 € based on an 8-hour working day.

Of the freelancers in Frankfurt, Germany who have used Refactoring in their recent projects, 88% hold at least a Bachelor's degree, 63% hold at least a Master's degree, and 38% hold a doctorate.

On average, freelancers in Frankfurt, Germany who have used Refactoring in their recent projects have 21 years of professional experience, with a single engagement typically lasting around 2.6 years.

The most common languages among freelancers in Frankfurt, Germany who have used Refactoring in their recent projects are German (100%), English (90%), and Russian (30%).

The most common industries among freelancers in Frankfurt, Germany who have used Refactoring in their recent projects are Information Technology (100%), Banking and Finance (70%), and Transportation (70%).

The most common business areas among freelancers in Frankfurt, Germany who have used Refactoring in their recent projects are Information Technology (100%), Product Development (90%), and Quality Assurance (80%).

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 Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg

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Philipp Thomaschewski

FRATCH CEO

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