Microservices Experts in Dortmund
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Meet FRATCH Experts in Dortmund, who have recently used Microservices
Nemanja Milenković
Last position:
AI Engineer / Senior Backend Engineer at Intelycx
Manufacturing intelligence platform with enterprise workflows, RAG, real-time AI assistant features, and multi-repository backend architecture.
- Built and extended production AI/backend services with Django, DRF, FastAPI, GraphQL, Celery, PostgreSQL, MySQL, Redis, and WebSockets across a modular multi-repository platform.
- Contributed to ARIS V2, a real-time manufacturing AI assistant using LangChain, LangGraph, MCP tool orchestration, planning/execution flows, OpenAI, AWS Bedrock, Qdrant, and Elasticsearch/OpenSearch-backed retrieval.
- Supported rollout expansion from ARIS V1 in 4 of 17 client production plants to ARIS V2 currently active in 13 of 17 plants, increasing real-world deployment coverage to more than 50% of the client footprint.
- Worked on document-grounded RAG functionality including ingestion, OCR, chunking, embeddings, indexing, retrieval, reranking, and grounded answer generation for industrial workflows.
Stack: Python, Django, DRF, FastAPI, LangChain, LangGraph, GraphQL, Celery, WebSockets, OpenAI, AWS Bedrock, Qdrant, Elasticsearch/OpenSearch, PostgreSQL, MySQL, Redis, Docker.
Arkadius Sikora
Last position:
Architect; Senior Developer; Full Stack Developer; DevOps Lead at Bitmarck Holding GmbH
- Requirement engineering for Ombudsstelle and creation of technical user stories for EPA V3
- Handling of objections and revocations via mail and letter with high transaction mail volume
- Coordination with other teams on interfaces
- Design of a highly available, high-throughput solution on OpenShift with Java backend microservices
- Implementation and extension of microservices
- Infrastructure setup for deployment on OpenShift/Kubernetes including Jenkins pipelines
- Integration with BitIAM, TI-M Fachdienst, Consent Keeper and FDV
- Capture of requirements from DevOps operations and business units
- Continuous integration and Scrum practices
- Use cases: Kassenfusion, Opt-Out, Last Test, Widerspruchsmanagement
- Integration test automation and feature extensions including Spring Boot 3 updates
Thomas Grevenkamp
Last position:
Senior .NET / Cloud Engineer at Freelance
Building an observability and alerting solution for Business Central Job Queue monitoring
- Built a central monitoring solution to track the Business Central Job Queue in a multi-organization environment in Azure DevOps
- Integrated Azure Application Insights and Log Analytics for structured collection and analysis of job runtimes and error events
- Developed KQL queries for targeted analysis of failed jobs and detection of error patterns
- Connected Grafana and Power BI to visualize operational metrics and job status in real time
- Implemented an automated alerting workflow with Power Automate – when a job fails, a notification email is sent immediately
- Ensured transparency about the state of productive background processes during live operations
Result: Full transparency over failed Business Central jobs · Clear reduction in response time through automated email alerting · Stable foundation for proactive operation of productive background processes
Technologies: Azure DevOps | Application Insights | Log Analytics | KQL | Grafana | Power Automate | Power BI | Business Central | Azure Monitor
Raschid Ijioui
Last position:
Requirements Engineer/Manager at CARIAD – Volkswagen Group AG
- Development of the unified CARIAD E3 2.0 software platform for future mobility
- Stakeholder management
- Synchronization and alignment with solutions (UX, security, data product & mobility services, architecture, software product, integration)
- Workshop and migration management
- Conducting risk matrix analyses
- Tool use: Jira, Confluence, Codebeamer
Yoav Netzer
Last position:
Freelance Software Architect at Freelance Consultant
- Various small consultations, e.g. concepts and arcitectures.
- Updating my Matlab, Linux, IPv6, Cyber-Security, C++ (up to 23) and Python skills.
Mohammed Abdallatif
Last position:
Data Scientist & Energy Consultant at Accenture GmbH
Yasin Yildiz
Last position:
DevOps Architect & Backend Developer at Schweizerische National Bank
- Architecting and enhancing the DevOps infrastructure in a regulated environment
- Migration, planning, and development from a monolith to microservices (ASP.NET Core)
- Building and maintaining CI/CD pipelines (GitLab, Jenkins) to support agile development
- Managing artifact repositories with JFrog Artifactory and security scans via Xray
- Migrating and integrating source code repositories (SVN → GitLab)
- Operating and configuring a container platform with OpenShift
- Automating deployments with Ansible, Helm, and the Ansible Automation Platform
- Implementing monitoring and alerting solutions with Prometheus
- Collaborating closely with the frontend development team to optimize build, test, and release processes
- Supporting the establishment of secure and scalable infrastructure processes (Secure SDLC)
- Documenting and sharing knowledge within the team
- Leading refinements and designing the backend architecture
Andreas Niemann
Last position:
Freelancer at Freelance Work
Discover over 15,000 top freelancers
Statistics of experts using Microservices
Aggregated from the professional profiles of matched freelancers.
Experience
21 years (Germany: 18 years)
Position duration
2.3 years (Germany: 2.7 years)
Positions per freelancer
13 (Germany: 12)
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Automotive, Healthcare
Certification focus areas
Product Development, Information Technology, Project Management
Bachelor's degree or higher
80% (Germany: 91%)
Master's degree or higher
60% (Germany: 53%)
Doctorate
40% (Germany: 7%)
Certifications per freelancer
3 (Germany: 2)
Most common languages
German, English, Arabic
Speak two or more languages
100% (Germany: 97%)
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Dortmund 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 Dortmund using Microservices
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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
What it is
Microservices is an architecture for building software as a set of small, independent services. Each service handles one business task and communicates through APIs or messaging. Teams use it when a system must change quickly, scale in parts, or serve several products at once.
Where it fits
- API-driven web and mobile backends
- Event-based platforms and message flows
- Legacy monolith breaks and domain splits
- Cloud-native systems with separate deploy cycles
It is common in e-commerce, logistics, finance, and SaaS. In Dortmund, it often appears in projects that need close work with existing enterprise systems and clear handover between business and engineering teams.
Skills around it
Strong specialists understand service boundaries, data ownership, fault handling, and observability. They usually work with Docker, Kubernetes, REST, gRPC, queues, and tracing tools. They also know when a microservices architecture is the wrong choice.
Delivery work
A freelance expert may design service maps, define contracts, break down a monolith, or stabilize slow inter-service calls. Other tasks include deployment setup, test strategy, API versioning, and incident analysis. Good professionals leave behind systems that are simple to operate and easy to extend.
When to bring in help
- A monolith is slowing delivery
- Service boundaries are unclear
- Deployments fail across several services
- Teams need better observability and ownership
Companies bring in freelance microservices specialists when internal teams need focused help on architecture decisions or a difficult migration. Remote work is common, but on-site sessions in Dortmund can help with workshops, domain mapping, and stakeholder alignment.
What strong specialists do
The best specialists keep services small, define stable APIs, and reduce coupling between teams. They document decisions, automate tests, and build for failure from the start. They also balance technical purity with business needs, which matters in real microservices projects.
Frequently asked questions
Curious about Microservices? Here are the answers that come up again and again.
Microservices are used to build software as separate services that can be developed, deployed, and scaled on their own. Companies choose this approach for complex backends, digital products, and systems that need frequent changes without touching everything at once. It is common where clear boundaries and reliable integrations matter.
A microservices architecture splits one large system into smaller parts, while a monolith keeps most logic together in one codebase and one deployable unit. Microservices can improve team autonomy and deployment speed, but they also add integration, testing, and operations overhead. A good freelancer helps decide whether the split is worth it for your case.
Microservices and SOA both use services, but they are not the same style. Microservices usually focus on smaller, independently deployable units with tighter domain boundaries, while SOA often covers broader enterprise integration patterns. When people search for microservice architecture or service-based systems, they usually mean the same core idea.
A strong Microservices specialist usually brings API design, distributed systems thinking, and DevOps habits. Useful extras include Docker, Kubernetes, REST, messaging systems, observability, and automated testing. Domain modeling also matters, because service boundaries should follow the business, not the codebase history.
Microservices work best when there is already a clear product scope, active delivery pressure, or a risky migration ahead. If your system is still small and simple, a monolith may be easier to manage. A freelancer can still help early by shaping boundaries, contracts, and operational standards before code is split.
Yes, Microservices work is often remote-friendly because most tasks are about architecture, code review, API design, and deployment pipelines. For teams in Dortmund, on-site time can still help during kickoff workshops, event storming, or migration planning. The best setup is usually a mix of remote delivery and focused in-person sessions.
A strong Microservices freelancer explains trade-offs clearly and does not split services just because it sounds modern. Look for evidence of clean service boundaries, practical API contracts, good testing, and attention to monitoring and failure handling. Good specialists also leave documentation that your own team can maintain.
Typical Microservices deliverables include an architecture plan, service decomposition, API specs, deployment guidance, and a migration path from the current system. Depending on the project, you may also get observability setup, test strategy, and support during rollout. The best outcome is a system that teams can operate without constant rescue work.
The average hourly rate of freelancers in Dortmund, Germany who have used Microservices in their recent projects is 91 €, which corresponds to a daily rate of about 727 € based on an 8-hour working day.
Of the freelancers in Dortmund, Germany who have used Microservices in their recent projects, 80% hold at least a Bachelor's degree, 60% hold at least a Master's degree, and 40% hold a doctorate.
On average, freelancers in Dortmund, Germany who have used Microservices in their recent projects have 21 years of professional experience, with a single engagement typically lasting around 2.3 years.
The most common languages among freelancers in Dortmund, Germany who have used Microservices in their recent projects are German (100%), English (100%), and Arabic (13%).
The most common industries among freelancers in Dortmund, Germany who have used Microservices in their recent projects are Information Technology (88%), Automotive (50%), and Healthcare (50%).
The most common business areas among freelancers in Dortmund, Germany who have used Microservices in their recent projects are Information Technology (88%), Product Development (88%), and Quality Assurance (75%).
Main locations of FRATCH Experts, who have recently used Microservices
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 
Essen 
Nuremberg Request a free demo
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