React Experts in Dortmund
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Meet FRATCH Experts in Dortmund, who have recently used React
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.
Manuel Kübler
Last position:
.NET Developer, SAP Business One Consultant at Own Projects
- DTO class generator: In-house development of a tool for the automatic generation of classes, functions, and methods for use in .NET Core projects based on SAP Business One Service Layer metadata
- E-invoice import add-on: Development of a SAP Business One add-on / coresuite module for the automated import of ZUGFeRD e-invoices as incoming invoices – with configurable mapping to flexibly control the import logic across four mapping types (DIRECT, SQL, FIXED, EXPR). The add-on is available as a licensed product for SAP Business One customers.
Stack: SAP Business One, SAP Business One Service Layer, coresuite Country Package, C#
Laurin Hagemann
Last position:
Software Architect (Freelance) at Care4Sure
- Delivered MVP-focused full-stack architecture for a health-sector client: Vite/React frontend, backend services on Google Cloud Run, and Supabase for database plus IAM/authentication.
- Supported product requirements engineering and prioritized cost-aware workload placement, implementing browser-side/edge computation where feasible before moving logic to backend services.
Ashwin Parthasarathy
Last position:
Freelance Data Scientist at Mercor Intelligence
- Architected and deployed end-to-end machine learning pipelines across classification and prediction datasets, ensuring robustness and reproducibility through MLOps best practices.
- Contributed directly to LLM model output accuracy improvement by designing and engineering specialised prompts grounded in end-to-end ML and SciML pipeline logic.
- Developed training data for large language models by formulating coding problems that models could not resolve and subsequently documenting the correct solutions.
Patrik Garten
Last position:
Technical Lead Conversational AI at CANCOM
- Technical lead of a team developing agentic chatbot solutions (React, TypeScript, Python, FastAPI)
- Architecture design for multi-LLM dialog systems - focus on maintainability, UX, and autonomous execution
- Stakeholder alignment, CI/CD processes, and AI integration at enterprise level
Mesut Yilmaz
Last position:
Solution Architect Computer Vision Store at Schwarz IT (Lidl/Kaufland)
- Expansion and support of the product portfolio for video analytics and computer vision
- Requirements gathering and engineering
- Consulting, project management and coordination of the pilot and international rollout
- Tools: IP-based camera and video systems, Citrix administration, OneNote, Microsoft Teams, Node-RED, Office 365, Age Verification, Qognify Umbrella, ThingsBoard, Xovis 3D sensors, AXIS cameras, GK checkout software, Atlassian JIRA
Hendrik Belitz
Last position:
Lecturer at Front and Fullstack Development Lecturer
- Teaching JavaScript, HTML, CSS, React, NodeJS, MongoDB, MariaDB, and Express
- Designing and preparing lessons
- Classroom teaching and one-on-one coaching
Henning Pankratius
Last position:
Siemens
- Developed a reporting API with RESTful services and Spring Boot
- LDAP integration
- Migrated services to AWS
- Bootstrap
- Frontend development with Angular 14
- JBoss
- DynamoDB
- S3
- Athena
Discover over 15,000 top freelancers
Statistics of experts using React
Aggregated from the professional profiles of matched freelancers.
Experience
16 years
Position duration
1.8 years (Germany: 2.7 years)
Positions per freelancer
14 (Germany: 11)
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Education, Healthcare
Certification focus areas
Information Technology, Business Intelligence, Product Development
Bachelor's degree or higher
100% (Germany: 91%)
Master's degree or higher
43% (Germany: 55%)
Certifications per freelancer
2
Most common languages
German, English, Spanish
Speak two or more languages
100% (Germany: 98%)
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 React
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
React for product teams
React is a JavaScript library for building user interfaces, especially for web apps that need fast updates and reusable components. Companies bring in React specialists for customer portals, dashboards, e-commerce front ends, and internal tools that must stay easy to maintain.
What strong specialists deliver
Strong React professionals turn product requirements into clean component structures and stable screens. They work on rendering logic, forms, navigation, data display, and the handoff between UI and backend services.
- Component-driven interfaces
- Single-page applications
- Reusable design systems
- Responsive front ends
- Migration from older UI code
Ecosystem and tooling
React rarely stands alone. Specialists often work with Next.js, TypeScript, React Router, state tools like Redux or Zustand, and testing tools such as Jest and React Testing Library. They also need to understand build tools, code quality checks, and browser behavior.
When to bring in freelance help
Companies usually look for freelance React expertise when a product needs a new UI, a redesign, or help with a slow or hard-to-change codebase. It is also useful for short-term delivery bursts, replacement coverage, or support for a team that already has backend strength but lacks front-end depth.
Dortmund delivery needs
In Dortmund, React work often fits teams that need clear communication and smooth collaboration with product, design, and backend experts. Many projects can run remotely, but on-site workshops help when a local team needs quick alignment on structure, handover, or UI standards.
What to look for
A strong React specialist writes readable components, handles state without unnecessary complexity, and thinks about performance, accessibility, and testing from the start. React.js and ReactJS searchers usually mean the same technology, so the best fit is the person who can show real shipped interfaces, not just framework familiarity.
Frequently asked questions
What clients ask us most about React — answered in short.
React is used to build user interfaces for web applications that need reusable parts and frequent updates. Companies use it for dashboards, customer portals, e-commerce front ends, admin areas, and other product screens where structure and maintainability matter.
Yes, React is commonly searched as React.js or ReactJS. These names usually point to the same JavaScript library for building interfaces, so the main difference is the search term, not the technology itself.
A company often brings in React help when it needs faster delivery, a redesign, migration work, or support for a codebase that has become difficult to extend. Freelance specialists are also useful when the team needs focused front-end skills for a limited period without adding permanent headcount.
React is more flexible than some full frameworks because it focuses on the UI layer and lets teams choose surrounding tools. Compared with Angular or Vue, the best choice depends on the existing stack, team experience, and how much structure the project needs around routing, state, and conventions.
A strong React specialist usually also knows TypeScript, modern JavaScript, HTML, CSS, and API integration. In many projects, Next.js, testing tools, accessibility, and state management are also important because they shape the quality of the final interface.
A simple landing page needs far less than a large product interface with complex state, forms, and shared components. For React, quality depends less on years in the résumé and more on whether the specialist has shipped similar interfaces, handled edge cases, and kept code maintainable.
Yes, most React work can be done remotely if the team has clear requirements, access to design assets, and a good review process. On-site time in Dortmund can still help for workshops, discovery sessions, or tight collaboration with local product and design teams.
Look for clear component structure, sensible state handling, good testing habits, and code that is easy to extend. A strong React specialist can explain trade-offs, spot performance issues, and show shipped work that matches your product type rather than only talking about the framework.
The average hourly rate of freelancers in Dortmund, Germany who have used React in their recent projects is 82 €, which corresponds to a daily rate of about 653 € based on an 8-hour working day.
Of the freelancers in Dortmund, Germany who have used React in their recent projects, 100% hold at least a Bachelor's degree and 43% hold at least a Master's degree.
On average, freelancers in Dortmund, Germany who have used React in their recent projects have 16 years of professional experience, with a single engagement typically lasting around 1.8 years.
The most common languages among freelancers in Dortmund, Germany who have used React in their recent projects are German (100%), English (100%), and Spanish (25%).
The most common industries among freelancers in Dortmund, Germany who have used React in their recent projects are Information Technology (100%), Education (75%), and Healthcare (63%).
The most common business areas among freelancers in Dortmund, Germany who have used React in their recent projects are Information Technology (100%), Product Development (100%), and Quality Assurance (75%).
Main locations of FRATCH Experts, who have recently used React
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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