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Access vetted software engineers, programmers, and systems architects specializing in cloud migrations, legacy modernization, and custom enterprise applications. Get matched with available local experts tailored to your technology stack.
About the role
Developing Custom Enterprise Solutions
Software engineers in the Rhine-Ruhr region design, build, and deploy tailored applications that align with specific business goals. From backend architecture to frontend interfaces, these professionals ensure that new systems integrate smoothly with existing enterprise software, minimizing downtime and safeguarding data integrity during transition phases.
Core Technologies and Frameworks
Experienced programmers maintain deep expertise in modern development stacks and software engineering practices. They utilize robust tools and platforms to build secure, scalable applications tailored to client requirements:
- Backend development using Java, Spring Boot, C#, .NET, and Go
- Modern frontend frameworks including React, Angular, and Vue.js
- Cloud infrastructure deployment on AWS, Microsoft Azure, and Google Cloud Platform
- Database management with PostgreSQL, MongoDB, and Oracle SQL
- Containerization and orchestration using Docker and Kubernetes
Supporting Local Digital Transformation
Dusseldorf-based companies often require external development expertise to accelerate their digital initiatives. Freelance engineers assist local enterprises in transitioning from monolithic systems to microservices, implementing continuous integration and deployment pipelines, and adopting modern agile methodologies to speed up software delivery cycles.
Bridging Regional Industries and Tech
The local market demands developers who understand the specific needs of key sectors such as consulting, telecommunications, logistics, and retail. Freelancers operating in this region bring valuable industry knowledge, helping companies translate complex business workflows into clean, maintainable code while adhering to strict European data privacy standards.
Ensuring Software Quality and Security
Top-tier development involves more than just writing code. Freelancers implement rigorous automated testing, conduct thorough code reviews, and establish security protocols to protect sensitive corporate data. This systematic approach reduces technical debt and ensures that the codebase remains easy to maintain for internal teams after the freelance engagement ends.
Collaboration and Integration
Freelance programmers adapt quickly to existing development teams, working effectively in Scrum or Kanban environments. They bridge the gap between product management and technical execution, providing clear documentation and conducting knowledge transfer sessions to empower permanent staff.
Meet FRATCH Software Developers
Tom Klein
Fullstack Software Developer
Last position:
Volunteer Member at Johanniter-Unfall-Hilfe
Volunteer helper at the Johanniter in medical services and disaster response, highlighting teamwork and coordination even in times of crisis.
Florian Elke
Lead Software Engineer
Last position:
Lead Software Engineer
- In this role, I was responsible as Lead Software Engineer for automating various meat production lines.
- My focus was on developing highly available (High Availability) systems using C/C++.
- I also implemented and supported container orchestration with Kubernetes to ensure smooth and scalable production operations.
Boris Solos
Senior Software Developer
Last position:
Senior Software Developer at Advaneo GmbH
- Developed backend for Dataspace
- Technologies: IntelliJ IDEA, Java, Gradle, REST, EDC Connector, data analytics AI, Git/GitLab
Kacper Kowalski
Senior Embedded Software Engineer / Lead Contributor
Last position:
Author
Seqnaut and Sycosm (WIP) – Embedded Audio DSP & Synthesis Platform
- Embedded audio DSP framework — synthesizers, effects, drum machines; modular audio graph
- Sequencing: PianoRoll, StepGrid, MasterClock; 8-voice polyphonic synth; CLI + OSC
- Transient Detector — dual-envelope adaptive threshold, guitar attack detection
- Hardware: Teensy 4.1, custom AFE design tapping BOSS GX-100; MIDI FX integration
Label: C++23, C, Python, CMake, FreeRTOS, Teensy 4.1 (ARM Cortex-M7), Teensy Audio (Stoffregen), DaisySP, I2S/SAI, OSC, MIDI
Christian Wonneberger
Project Manager, Interim Manager, Application Manager
Last position:
Software Engineer, cross-platform Application Manager at International major bank
- Creating interfaces between the legacy platform and the new container solution
- Coordinating required contributions from line units
- Moderating regular status meetings with the software vendor
- Minimally invasive conversion of TWS scheduling from the old to the new platform
- Environment: IBM Mainframe, DB2, CICS, MQ, Red Hat Linux, Oracle, Kubernetes, Kafka, Helm, GitLab, Jenkins
Lutz Engelland
Software Engineer Full-Stack (React/Next.js, TypeScript, C#/.NET, Python, Node.js)
Last position:
Freelance Software Developer – GoPro MultiCam Control via COHN at Plutos Company UG
- Development of a pilot system to control and monitor multiple GoPro cameras
- Implementation of start, stop, status, media, download, and diagnostic functions via COHN endpoints
- Realization of camera detection, single and group control, as well as stable session/keep-alive logic
- Setup of a download pipeline with queue, retry handling, and temporary files
- Consistent session, folder, and file naming for multi-camera recordings
- Integration of provisioning, certificates, and network operations
Marijn Scholtens
Cloud Solutions Architect or Senior Software Engineer
Last position:
Senior Software Engineer at Puls Security GmbH
Optimizing and acceleration of our Gitlab CI pipeline
Conceptual work for the PoC of the Zero Trust system
Extension of the policy-engine backend in Go
Extension of the policy-testing mechanism in Python
Architectural design of the PEP component of Zero Trust
Documentation of the product
Technologies: Zero Trust, Go, Python, Gitlab CI, Docker, JWT, Domain-Driven Design
Dmitry Tarantin
Web Software Engineer
Last position:
Web Software Engineer at Freelancer
Third-side integration development (REST: Amazon, OpenAI, Etsy, Shopware, Prestashop, etc)
Performance optimization (Refactoring, SQL analysis)
LMS development and deployment (Moodle)
Cloud deployment automation (Amazon, Azure, Gitlab CI/CD, Docker)
Backend and Frontend development (Laravel, VueJs)
Collaboration with partner-developers (national and international)
Shirtigo GmbH
GRELLARTIG Digital GmbH
velpTEC edutainment GmbH
Karan Shah
Senior Software Engineer
Last position:
Senior Software Engineer at Infosys Ltd
- Forecasting Cost Tool (PCCT) imports data via SSIS from CSV files and processes modules for administrator, user management, train operations, and fleet operations.
- Conducted requirement analysis and effort estimation.
- Designed database and developed web pages.
- Tested the application.
Yan Ozer
Software Developer (C++, Python)
Last position:
Software Developer (C++, Python) at Vaillant Heizsysteme
- Implemented communication between heating system modules via the SOME/IP interface in C++
- Developed additional software components in C++
- Executed unit tests and integration tests in the GitLab CI workflow
- Set up desktop publishing functionality
- Tools: C++, Python, Linux, Robot Framework
Rolf-Peter Koch
Head of Marketing and Sales
Last position:
Head of Marketing and Sales at Bionorica SE
Sara Schönherr
Senior Software Developer with a Focus on UI/UX
Last position:
Senior Software Developer with a Focus on UI/UX at vGen GmbH
Development of an interactive prototype for the concept of an AI-supported Enterprise Architecture Management tool. The goal was to present complex relationships between IT systems, business processes, and departments in a way that is easy to understand and to support decision-making in the context of IT transformations.
The prototype combined data-driven analyses with guided questions and interactive visualizations. A central part was the integration of a RAG process to provide domain-specific EAM knowledge in context. The focus was on quick idea validation, user-centered interaction design, and the technical feasibility of a scalable overall concept.
Design, implementation, and validation of a RAG process for domain-specific EAM knowledge with Python, LangChain, and graph/vector databases (Neo4J, Milvus)
Business and technical requirements analysis as well as definition of an MVP
Development of the architecture and technology concept using Angular, Spring Boot, GraphQL, and Kubernetes
Design of an interaction concept and creation of a brand style guide with Figma
Development of interactive prototypes with Angular, Konva.js, and TypeScript
Integration of CI/CD processes with GitLab CI/CD
Discover over 15,000 top freelancers
Software Developers statistics
Aggregated from the professional profiles of matched freelancers.
Experience
18 years
Position duration
2.6 years
Positions per freelancer
10
Top business areas
Information Technology, Product Development, Business Intelligence
Top industries
Information Technology, Manufacturing, Telecommunication
Certification focus areas
Information Technology, Operations, Product Development
Bachelor's degree or higher
100%
Master's degree or higher
63%
Doctorate
13%
Certifications per freelancer
12
Most common languages
English, German, French
Speak two or more languages
100%
Daily Rate Distribution
The chart shows how the daily rates of freelancers in this role 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. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Average rates for Software Developers & Seniority distribution
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.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Frequently Asked Questions
Want to know more? Check out our simple guide about FRATCH
A freelance software developer in the region designs, codes, tests, and deploys custom software solutions tailored to local business needs. They often step in to accelerate ongoing projects, integrate new APIs, migrate legacy systems to the cloud, or build entirely new web and mobile applications from scratch.
While the terms are often used interchangeably, a software engineer typically focuses on the broader architecture, system design, and engineering principles of a software system. A programmer or developer focuses more directly on writing the code, implementing specific features, and fixing bugs within that architectural framework.
Hiring a freelance developer provides immediate access to specialized skills for specific project phases without long-term commitments. This flexibility is ideal for handling peak workloads, bridging skill gaps during internal transitions, or launching new digital products that require niche technological expertise.
Most programmers work primarily in a hybrid or fully remote setup, using modern collaboration tools to stay aligned with your team. For key project milestones, kick-off meetings, or complex integrations, they can easily join your team on-site in the city or surrounding metropolitan areas.
Local businesses frequently look for a software programmer skilled in Java, C#, Python, or JavaScript. Frontend developers specializing in React and Angular, as well as backend specialists experienced with Spring Boot, .NET, and cloud services like AWS and Azure, are highly sought after.
A qualified software engineer is evaluated through their portfolio of past projects, code contributions, technical assessments, and professional references. Strong communication skills, clean coding practices, and experience with agile development methodologies are also key indicators of a high-quality professional.
Yes, almost every professional software developer in the local tech hub works comfortably in English, which is the standard language of global software development. Many are also fluent in German, making them highly versatile for mixed or local project teams.
An experienced freelance programmer is accustomed to onboarding quickly, often becoming productive within a few days. They are familiar with standard agile workflows, version control systems like Git, and project tracking tools like Jira, allowing them to align with your sprint cycles immediately.
The average hourly rate for Software Developers in Dusseldorf is 80 €, which corresponds to a daily rate of about 637 € based on an 8-hour working day.
Of the freelancers working as Software Developers in Dusseldorf, 100% hold at least a Bachelor's degree, 63% hold at least a Master's degree, and 13% hold a doctorate.
On average, freelancers working as Software Developers in Dusseldorf have 18 years of professional experience, with a single engagement typically lasting around 2.6 years.
The most common languages among freelancers working as Software Developers in Dusseldorf are English (100%), German (92%), and French (25%).
The most common industries among freelancers working as Software Developers in Dusseldorf are Information Technology (100%), Manufacturing (50%), and Telecommunication (50%).
The most common business areas among freelancers working as Software Developers in Dusseldorf are Information Technology (100%), Product Development (92%), and Business Intelligence (58%).
FRATCH Software Developers main locations
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.
Request a Free Demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
Would you rather directly get in touch?
We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
