CSS Experts in Dortmund
matched in minutes from over 15,000 CVs with the power of AIHire experts who create responsive interfaces, accessible design systems and reliable styling architectures with CSS, Sass and modern frontend frameworks. FRATCH connects you quickly with vetted, available freelancers whose skills match your project.
Meet FRATCH Experts in Dortmund, who have recently used CSS
Oliver K.
Last position:
Founder & Manager at ThinkForm Studio – AI Product Design & Innovation
Designing AI-native digital products by combining product strategy, UX research, interaction design, software engineering, and modern AI workflows. Leading projects from discovery to implementation while integrating AI throughout the entire product development lifecycle.
Key responsibilities
- → Product discovery, stakeholder workshops, Jobs-to-be-Done and user research
- → User journey mapping, information architecture and interaction design
- → Wireframes, high-fidelity UI, prototypes and scalable design systems in Figma and Penpot
- → AI-assisted interface generation and rapid concept exploration using Figma AI, Figma Make and generative design workflows
- → Design-to-code workflows with AI-supported frontend generation and engineering collaboration
- → Building accessible interfaces following WCAG 2.2 and enterprise design standards
- → Usability testing, iterative validation and KPI-driven product optimization
- → Development of AI knowledge systems, MCP-powered design workflows and human-in-the-loop review processes
- → Close collaboration with engineering teams to ensure production-ready implementation
Arkadius S.
Last position:
AWS Pricing Platform / API & Integration Architecture at Porsche Digital
Development and evolutionary further development of a highly available, cloud-native microservice and integration architecture for dealer and retail processes in the Porsche Car Configurator.
Responsibilities
- Development of Java-/Kotlin-based backend, API, and integration components (Spring Boot)
- Integration of internal and external systems via REST/OpenAPI, GraphQL, Apache Kafka, and AWS SQS (synchronous and asynchronous)
- Implementation of stable, high-performance communication and data flows in a cloud-native platform architecture
- Processing of structured data formats (JSON, Protobuf, GraphQL schemas) based on existing API patterns
- Performance optimization of distributed microservices with reduced response times and higher operational stability
- Technical tests (unit, integration, and API tests) as well as error analysis in production-like environments
- AWS Infrastructure as Code with Terraform and AWS CDK
- CI/CD automation (build, test, and deployment pipelines) with GitHub Actions
- AI-supported feature implementation (GitHub Copilot Agent)
Label: Kotlin, Java 25, Spring Boot 4, Protobuf, TypeScript, AWS, Terraform, CDK, Apache Kafka, AWS SQS, REST/OpenAPI, GraphQL, JSON, PostgreSQL, Docker, GitHub Actions, Maven, Gradle, JUnit, Mockito, Testcontainers
Manuel K.
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#
Kersten L.
Last position:
Lead Architect / Lead Developer at Bettles: Sports Betting Platform
- Complete greenfield rebuild across the whole stack — built AI-native: backend in Go and NestJS, PostgreSQL (CNPG) on K3s with GitOps/Terraform; frontend on Angular 22, zoneless.
- Orchestrated coding agents (e.g. Claude Code, Cursor) across the entire lifecycle — architecture, implementation, testing, reviews, documentation — driven by Specification-Driven Development (SDD).
- “Bruno” — LLM commentator persona backed by RAG and MCP for a personality that stays consistent across all generations (match previews, post-match reports, his own virtual bets).
Angular 22 (zoneless, without Zone.js), Claude Code, Claude Code Skills, CNPG, Cursor, Design Tokens (Spec for Code), Docker, Gherkin, Git, GitLab, GitOps, Go, Google Gemini, Grafana, Hetzner Cloud, K3s, Keycloak, Kubernetes, Lighthouse, LLM Integration, Model Context Protocol (MCP), NestJS, Node.js, NPM, Playwright, PostgreSQL, Prometheus, RAG, REST, Specification-Driven Development (SDD), Structured Outputs, Terraform, TypeScript, Vitest
Sandra R.
Last position:
FRONTEND DEVELOPER at easy Marketing GmbH
- Development and enhancement of scalable Vue.js/TypeScript applications, as well as reusable components and frontend architectures
- Development of modern, high-performance web applications for internal software solutions using Vue.js, Pinia, and Vuex
- Efficient integration and processing of data from external APIs to support frontend development and ensure smooth end-to-end functionality
- Implementation and maintenance of automated tests for quality assurance using Vitest
- Creation of interactive website prototypes in Figma and Adobe XD as a basis for Vue.js implementations
- Participation in technical reviews and code reviews to ensure high code quality and continuously improve development processes
- Use of AI-supported development tools such as ChatGPT and Claude for more efficient development, error analysis, and code optimization
- Use of CI/CD pipelines for the efficient integration of automated tests, builds, and deployments into the development workflow
Rafael K.
Last position:
Senior Android Developer / Team-Lead at IBM Deutschland
- Further development and release support for a white-label ePA component for health insurance companies
- Technologies: Android (Kotlin), Kotlin Multiplatform, Coroutines, Jetpack Compose, MVVM, StateFlow, Gradle, ProGuard
Andreas E.
Last position:
AI Coach and Consultant at Studio 8 Dortmund
- Setting up and consulting a startup for organizational development (AI-supported)
- Vision and mission workshops
- Marketing roadmap and process design
- Development of sales processes (sales funnel, lead generation)
- Brand building and social media omnichannel strategies
- Content generation for audio, video, and posts (AI-supported)
- Agile consulting and SAFe implementation
- Atlassian consulting and setup of Confluence and Jira (workflows, dashboards, reporting)
- Setup of a podcast and video studio including live streaming setup
- Selection and implementation of hardware and software
- Website creation and brand building
- CMS implementation based on Typo3
- Consulting in sales, marketing, and social media
- Supporting companies in the efficient use of AI technologies
- Strategy development and consulting on implementing AI strategies
- Change management and supporting teams in AI adoption, including training
- Technical expertise in machine learning, data processing, and large language models (LLMs) like Llama, Claude, and OpenAI GPT
- Selection, fine-tuning, and integration of LLMs into business processes
- Consulting on ethics and governance for responsible AI use
- Conducting tailored training for executives and teams
- AI analysis of various large language models (Llama, OpenAI, Mistral)
- Creation and training of custom GPTs focused on organizational development (product vision, OKR, agile maturity)
- Development of a chatbot on agile maturity
- Development of an AI-generated survey to assess organizational agility
- Setup of local offline GPTs with a focus on data protection and GDPR compliance
- Conducting AI workshops for SMEs and mid-sized companies
Yoav N.
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.
Hendrik B.
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
Romy M.
Last position:
Social Media Manager at DMEXCO – Digital Marketing Expo & Conference
Manfred L.
Last position:
Senior Consultant Information Security at Creditplus Bank AG
- Designing the information security process based on ITIL 4
- Designing the ITIL 4 incident and change management processes
- Creating information security policies for the bank
- Support in the project for internal audit findings
- Advising on the setup of the bank's internal control systems (ICS)
- Advising on setting up ICS processes
- Advising and supporting security architecture and risk analysis of the existing IT landscape, including IT security architecture, data management, data compliance & physical security
- Advising and project leadership for the security concept of the bank's assets
- Advising and support in contracts with external service providers to meet the bank's regulatory (BAIT; MaRisk; DORA; NIS2; GDPR) and information security requirements
- Support in planning and implementing a SOC/SIEM and risk management
- Support for the spam email team in analyzing and handling incidents
Ilja L.
Last position:
Software Engineer/Architect (Tech Lead) at Mercedes-Benz Tech Innovation GmbH
- Implementation of various interfaces for subsystems and connection to external devices (cameras, scanners, digital lockers)
- Development of various interfaces in the used cars area
- Realization of various prototypes
- Support in UI/UX and data analytics
- Development of frontend and backend solutions
- Kubernetes migration
- Building CI/CD pipelines
- Communication with the business unit and technical design of new solutions
- Cross-team alignment and coordination within the team
- Overview of the entire technology stack and related systems
- Documentation, preparation, and conducting of reviews
- Supporting the team and coordinating releases and key milestones
Rida Z.
Last position:
Smart Security Coordinator at Pak Arab Oil Refinery (PARCO)
- AI-based monitoring and digital process optimization
- Power BI and dashboard development and deployment.
Jan-Niklas F.
Last position:
Founder at Freundt Consulting GmbH
- Porsche AG (2018 – 12/2019): Design and development of native iOS apps in motorsport/Formula E (e.g. travel app and enterprise warehouse management with SAP integration) and e-mobility (Porsche Taycan; development of a native Microsoft Excel data export).
- StarFinanz / Sparkasse (05/2019 – 07/2021): Worked on the banking app (FinTS, HBCI, PSD2, Apple Pay); implemented Apple Pay; implemented a new TAN method; worked with the FinTS backend (PSD2); opened bank accounts via app (eID, VideoID, Authada); designed a new, modern banking experience.
- eBay Classifieds and Adevinta (07/2021 – 06/2023): Packaging & Pricing (premium features for business customers): e.g. markdown; company page; advertising options; multi-tenant design system based on SwiftUI and UIKit.
- Maschinensucher (07/2023 – 12/2023): Fullstack mobile (Android, iOS) and backend (PHP, Yii, Elastic Search) development; implemented search agent push notifications, InstantSearch, and modernized the design.
- Bankverlag (02/2024 - Present): Consulting and fullstack development of white-label apps (iOS / Android / Java Spring Boot) for private banks.
Henning P.
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 CSS
Aggregated from the professional profiles of matched freelancers.
Experience
20 years (Germany: 17 years)
Position duration
2 years (Germany: 3.1 years)
Positions per freelancer
15 (Germany: 11)
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Automotive, Healthcare
Certification focus areas
Product Development, Information Technology, Project Management
Bachelor's degree or higher
80% (Germany: 88%)
Master's degree or higher
50% (Germany: 51%)
Certifications per freelancer
1 (Germany: 2)
Most common languages
German, English, Spanish
Speak two or more languages
100% (Germany: 98%)
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 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 CSS
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.
CSS 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 (87%)
- Automotive (60%)
- Healthcare (60%)
- Insurance (60%)
- Manufacturing (60%)
- Education (53%)
- Banking and Finance (53%)
- Government and Administration (53%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What CSS does
CSS, short for Cascading Style Sheets, defines how web content looks and behaves across screen sizes. It controls layout, typography, color, spacing, animation and responsive behavior while HTML provides the document structure. Strong CSS creates interfaces that remain clear and usable on phones, tablets and large screens.
Interfaces and products
CSS specialists shape the visual layer of websites and digital products, from marketing pages to complex business applications. They translate design files into maintainable interfaces and connect visual rules with reusable components.
- Responsive layouts for mobile, tablet and desktop
- Design systems with reusable tokens and components
- Accessible forms, navigation and content structures
- Animations, transitions and interactive states
Ecosystem and tooling
Professional CSS work often includes Sass or PostCSS, CSS Modules, utility frameworks such as Tailwind CSS, and component systems used with React, Vue or Angular. Experts also work with browser inspection tools, Stylelint, build pipelines and visual regression testing. Knowledge of modern layout methods such as Flexbox, Grid and container queries supports robust results.
When companies need support
Companies often bring in freelance CSS expertise when a redesign must be implemented, an interface has inconsistent styling or a product needs better behavior across browsers. Support is also useful when a design system needs structure, legacy styles slow delivery or accessibility issues appear before release.
- Convert Figma or Sketch designs into production-ready interfaces
- Reduce conflicting selectors and duplicated rules
- Improve responsive behavior and browser compatibility
- Establish conventions for a growing product team
What strong experts deliver
A strong CSS expert separates structure, presentation and component logic instead of adding patches until the stylesheet becomes difficult to maintain. They choose selectors carefully, manage specificity, use meaningful naming conventions and test keyboard, touch and zoom behavior. Their work is readable, documented and aligned with the existing codebase.
Working with specialists in Dortmund
Dortmund companies can use CSS expertise for web products, digital services, commerce experiences and internal applications. A freelancer may work remotely with a distributed team or join workshops on site when close collaboration with design and product teams matters. Clear briefs, shared design files and access to the relevant frontend repository help specialists contribute quickly.
Frequently asked questions
Questions about CSS? Start with the answers below.
CSS controls the presentation of HTML content. It defines layouts, colors, typography, spacing, responsive behavior, states and animations so an interface works across devices and screen sizes.
Cascading Style Sheets is the browser’s native styling language, while Sass adds features such as variables, nesting and reusable mixins before producing CSS. Utility frameworks provide predefined classes, but a specialist still needs CSS knowledge to customize them, control maintainability and solve layout issues.
CSS work is strongest when paired with semantic HTML, accessibility, responsive design and browser debugging. Experience with JavaScript, component-based interfaces, Git, design tools and visual testing is also useful when styling is part of a larger product workflow.
CSS expertise should match the complexity of the interface rather than a fixed time period. A simple landing page may need focused implementation support, while a large product benefits from a specialist who can establish architecture, design tokens, component rules and review standards.
CSS work is well suited to remote collaboration when design files, repositories and review processes are organized. Teams in Dortmund can combine remote delivery with on-site workshops for design handovers, accessibility reviews or close coordination with product stakeholders.
CSS support is valuable when responsive layouts break, styles conflict across components or a redesign cannot be implemented consistently. A specialist can also help before a release when accessibility, browser compatibility or visual consistency needs a focused review.
CSS quality shows in consistent behavior across viewports, clear structure and limited specificity conflicts. Ask for examples of responsive interfaces, accessibility decisions, component conventions and how the specialist tests changes beyond a single browser width.
CSS3 is commonly used as a broad name for modern CSS capabilities, although the language now evolves through separate specifications rather than one single version. A capable specialist should understand current Flexbox, Grid, custom properties, media queries and newer features while checking browser support for the target audience.
The average hourly rate of freelancers in Dortmund, Germany who have used CSS in their recent projects is 94 €, which corresponds to a daily rate of about 752 € based on an 8-hour working day.
Of the freelancers in Dortmund, Germany who have used CSS in their recent projects, 80% hold at least a Bachelor's degree and 50% hold at least a Master's degree.
On average, freelancers in Dortmund, Germany who have used CSS in their recent projects have 20 years of professional experience, with a single engagement typically lasting around 2 years.
The most common languages among freelancers in Dortmund, Germany who have used CSS in their recent projects are German (100%), English (100%), and Spanish (20%).
The most common industries among freelancers in Dortmund, Germany who have used CSS in their recent projects are Information Technology (87%), Automotive (60%), and Healthcare (60%).
The most common business areas among freelancers in Dortmund, Germany who have used CSS in their recent projects are Information Technology (93%), Product Development (80%), and Project Management (67%).
Main locations of FRATCH Experts, who have recently used CSS
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.
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Munich 
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Frankfurt 
Stuttgart 
Dusseldorf 
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Essen 
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Dresden 
Hanover 
Nuremberg Request a free demo
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