Refactoring Experts in Stuttgart
in minutes from over 15,000 CVs with the power of AI.Hire experts who clean up legacy code, reduce technical debt, and reshape modules without breaking release flow. They improve maintainability, tests, and handover quality, with fast, precise matching to vetted, available freelancers.
Meet FRATCH Experts in Stuttgart, who have recently used Refactoring
Matthias S.
Last position:
Software Developer and Consultant at CLADE GmbH
- Analysis of the existing CAN communication between microcontrollers
- Analysis of the sensors used and the measured values collected
- Planning the CAN messages for transmitting the measured values
- Iterative adjustment of the microcontroller code to the new CAN messages
- Cross-compilation from x64 to arm64
German R.
Last position:
Freelance Technical Product Owner & AI Product Builder at Neckarshore AI / Freelance
Two complementary tracks: (a) building my own AI products and open-source tools under the Neckarshore AI brand, with a focus on AI-supported multi-agent development processes and documentation automation; (b) freelance support for industrial, logistics, and financial companies in IT-related transformation projects.
Current product portfolio under the Neckarshore AI brand:
- Omnopsis Documenter — AI-powered documentation engine: generates compliance, technical, and release documentation from Git, Jira, and Confluence. 500+ automated tests, 100+ API endpoints, RBAC, monitoring stack.
- TrustScope — trust analysis for public GitHub repos: deterministic three-pillar report (Security & Supply Chain, Governance, Community) based on OpenSSF Scorecard, with constructive fix suggestions instead of a single misleading score.
- md-viewer — dependency-free Markdown viewer for macOS (Finder Quick Action) and web, split view of rendered document and raw text.
- Obsidian Vault Autopilot — AI-supported vault automation for Obsidian × Claude Code: sorts the inbox, renames notes, enriches frontmatter.
- Phonesis Voice Bank — voice archive for families, hospices, and cultural archives (guided recordings, inheritable archive, optional voice cloning); currently in the GDPR compliance phase (Art. 9, biometric data).
- Multi-Agent Development Process — 12+ specialized agents (architecture, implementation, security, refactoring, marketing) with structured handoff protocol, parallel execution, and automated quality assurance — powers the entire product development.
- Freelance consulting: Technical Product Ownership for production, logistics, and compliance/AML systems; steering international rollouts including test, cutover, and change management.
Stack: NestJS, TypeScript, PostgreSQL, Redis/BullMQ, Next.js, Claude Code (Opus), Docker, GitHub Actions, Vercel
Deepak N.
Last position:
Consultant at Advantest Europe Gmbh
- Develop hardware drivers and middleware using C++11, Java and Python
- Design of various RF features such as deembedding based on stakeholder requests
- Work with multiple teams to design drivers for multiple RF products
- Perform HW control to deliver RF signals and measure modulated response
- Develop RF drivers for generation of low noise signals to test WiFi7 products
- Use digital modulation techniques such as QAM for low level driver development
- Develop low level USB drivers for device enumeration
- Develop drivers for HW relay control of control boards for device testing
- Perform JTAG operations on devices under test
- Use network-based protocols (SFTP, UFTP, FTP, SSH) for control board communication
- Manage HW devices such as BADC and EEPROM for control board maintenance
- Utilize C++11/14/17 features, template metaprogramming and STL
- Employ multithreading for testing and control of multiple HW devices
- Develop tools for deployment of customer OS on control boards
- Perform component and integration tests using CxxTest
- Follow Scaled Agile Framework for software development
- Create detailed design documents using PlantUML
Lothar H.
Last position:
Solution Manager for PoC investigation and for replacing and refining an existing cloud and IoT power plant control system at Shell AG and NEXT Kraftwerke GmbH
- Investigating the PoC and replacing and refining an existing cloud and IoT power plant control solution for certificate management of renewable energy plants (solar, wind, biomass, etc.) for the largest European renewable energy network operator, including examining the field IoT devices and their integration and network connections, aiming for automated PKI key management.
- Messaging with Kubernetes for large API-connected enterprise applications
- Risk and attack vector analysis, software quality & bug assessments
- Agile workload scheduling via Jira & Confluence
- Evaluation of pub/sub message streams for MQ and Kafka.
- Various tests with “best design approaches” for resilience patterns like circuit breaker designs, throughput measurement and monitoring, bulkhead governors – for robust EA design
- Integration of API management with IBM's API Connect to Kubernetes for platform-agnostic microservices API management designs. Google Apigee
- Solution health check approaches for load burst situations + remedy
- Research and evaluation of potential sub-service providers in the coordinating role as solution manager. CIS20 controls.
- DREAD and STRIDE security assessments.
Alban T.
Last position:
C/C++ Developer on AIX Systems for SAP Kernel System Integration at IBM Research and Development
- AIX/Linux system administrator: deployment of LPARs (Logical Partitions) for SAP Kernel Development
- C/C++ SAP kernel development and integration to SAP HANA Database
- C/C++ programming and software integration, support for SAP kernel on AIX system; development and testing on SAP VDI
- Example: development of the ABEC Tool (AIX Build Environment Checker) to create SAP build environments for debugging process and benchmarking
- Benchmarking and test execution of SAP kernels (test from the communication to the SAP HANA Database and to SAP NetWeaver) on AIX
- Automate the SAP kernel build via Jenkins and benchmarking over crontab jobs
- New C/C++ compiler design and testing (based on Clang++ and LLVM)
- Customer ticket handling to resolve SAP kernel bugs and build failures
- SAP kernel development with Rust programming language, migrating some sub-kernel projects from C/C++ to Rust because of Rust's memory safety model, ownership system, and concurrency features
- Refactoring selected components in Rust and integrating them with existing C++ codebase via FFI
Felix J.
Last position:
Senior Software Engineer at PCA GmbH
- Developed three applications with Flutter (Dart), Swift (iOS), and Kotlin (Android)
- Responsible for the apps' UI/UX design
- Developed a fingerprint plugin for HidGlobal in Swift and Kotlin
- Used Riverpod and Flutter Bloc for efficient state management
- Used Hive and Isar for local data management
- Used Firebase for backend services (Firebase Cloud Messaging, Analytics, and Firestore)
- Managed code with GitLab, developed using Visual Studio Code and Xcode
Matthias M.
Last position:
Founder at CaseOS Low-Code Platform
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
2.7 years (Germany: 2.9 years)
Positions per freelancer
11 (Germany: 13)
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Manufacturing, Automotive
Bachelor's degree or higher
100% (Germany: 89%)
Master's degree or higher
80% (Germany: 53%)
Certifications per freelancer
1 (Germany: 3)
Most common languages
English, German, French
Speak two or more languages
100% (Germany: 97%)
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 Stuttgart 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 Stuttgart 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 19 Sep 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%)
- Manufacturing (71%)
- Automotive (57%)
- Aerospace and Defense (29%)
- Banking and Finance (29%)
- Healthcare (29%)
- Insurance (29%)
- Media and Entertainment (29%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What refactoring covers
Refactoring means improving the internal structure of code without changing what the software does. Strong specialists use it to make logic easier to read, safer to change, and simpler to test. It is common in Java, JavaScript, Python, .NET, and other codebases that have grown over time.
Typical work
- Break large classes or functions into smaller parts
- Remove duplication and dead code
- Improve naming, structure, and module boundaries
- Add or strengthen tests before changes
- Prepare older systems for new features or migration
Tooling and practice
Good refactoring work relies on the language stack, test suites, static analysis, and version control. In practice, professionals use IDE refactor tools, linters, code quality checks, and review comments to keep change sets controlled. They also know when to stop and leave stable code alone.
When companies bring in help
Teams often look for freelance refactoring expertise when delivery is blocked by fragile code, frequent regressions, or a system that is hard to extend. In Stuttgart, this is especially relevant for software teams around industrial products, enterprise IT, and connected systems that need careful change management.
What strong specialists do
- Trace dependencies before changing public interfaces
- Refactor in small steps with clear rollback points
- Protect behaviour with tests and reviewable commits
- Explain trade-offs to product and engineering teams
- Leave code easier for the next expert to extend
Related skills
Refactoring experts often work closely with testing, clean architecture, API design, build tooling, and code review. They may also support legacy modernization, monolith decomposition, or framework upgrades where structural changes must stay safe. That mix matters more than a tool list alone.
Frequently asked questions
Before you brief your next project: the most common questions about Refactoring.
A strong refactoring specialist improves code structure while keeping behaviour stable. That can mean splitting large classes, removing duplication, tightening boundaries, and adding tests around risky areas. The goal is cleaner code that is easier to extend without creating new defects.
Refactoring changes the inside of existing code in small, controlled steps. A rewrite replaces the system, which usually means more risk and more time before value appears. Companies choose refactoring when the current solution still works, but its structure is holding the team back.
Code refactoring is worth it when simple changes take too long, bugs keep returning, or new features are hard to add. It is also useful before a framework upgrade, a migration, or a larger product release. If the code is slowing delivery, refactoring can pay off quickly in team speed and stability.
Refactoring experts usually work in the same stack as the product, such as Java, JavaScript, Python, C#, or PHP. They should understand the framework, the build process, and the test setup, because safe change depends on the full toolchain. Language skill alone is not enough.
A good refactoring freelancer should be comfortable with automated testing, code review, version control, and static analysis. Clean architecture, API design, and debugging also matter when the codebase is tangled. The best specialists can explain why a change is safe, not just make the change.
Refactoring work ranges from small cleanup tasks to deep legacy restructuring, so the needed experience depends on risk. Simple module cleanup may need a solid generalist, while a fragile core system needs someone who has handled complex code before. The harder the dependencies, the more senior the specialist should be.
Refactoring can often be done remotely because the work is code-focused and review-driven. On-site time can help at the start when teams need context, access to domain experts, or fast discussions about architecture. In Stuttgart, many teams mix both, especially when working with local product and enterprise groups.
Look for small, readable changes, clear test coverage, and a plan that reduces risk step by step. A strong refactoring expert avoids broad rewrites unless they are justified and can explain the trade-offs in plain language. Good commits, good tests, and stable behaviour are the main signals.
The average hourly rate of freelancers in Stuttgart, Germany who have used Refactoring in their recent projects is 102 €, which corresponds to a daily rate of about 813 € based on an 8-hour working day.
Of the freelancers in Stuttgart, Germany who have used Refactoring in their recent projects, 100% hold at least a Bachelor's degree and 80% hold at least a Master's degree.
On average, freelancers in Stuttgart, Germany who have used Refactoring in their recent projects have 21 years of professional experience, with a single engagement typically lasting around 2.7 years.
The most common languages among freelancers in Stuttgart, Germany who have used Refactoring in their recent projects are English (100%), German (86%), and French (14%).
The most common industries among freelancers in Stuttgart, Germany who have used Refactoring in their recent projects are Information Technology (100%), Manufacturing (71%), and Automotive (57%).
The most common business areas among freelancers in Stuttgart, Germany who have used Refactoring in their recent projects are Information Technology (100%), Product Development (86%), and Quality Assurance (86%).
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 
Frankfurt 
Dusseldorf 
Nuremberg Countries:
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FRATCH CEO
