Rollup Experts in Germany
matched in minutes by AIHire experts who package modern JavaScript and TypeScript libraries, configure tree-shaking and plugins, and support production build pipelines. FRATCH connects you with vetted, available freelancers through fast, precise AI matching.
Meet FRATCH Experts in Germany, who have recently used Rollup
Mathis D.
Last position:
Senior Web/Frontend Developer at KemCom GmbH
- Modernized the homepage of a luxury residential building for a better user experience and contemporary design
- Developed and implemented the website and modules using current web technologies
- Optimized for SEO to improve visibility in search engines
- Created a modern and professional appearance that enhances the building's image
- Increased efficiency in content maintenance by using a CMS
- Technologies: HTML5, HTML, CSS3, CSS, JavaScript, Umbraco, C#, .NET
Artur S.
Last position:
Senior Consultant at MHP - A Porsche Company
Design, development, and consulting of software solutions in international, cross-functional agile projects (SAFe / Scrum), focusing on financial services and UX development.
Service Unit: Customer Experience Digital Solutions
Michael M.
Last position:
Deutsche Bahn
- Implemented accessibility audit recommendations for the ICE onboard portal to improve usability for screen reader and keyboard users
- Migrated end-to-end tests from Cypress to Playwright
- Refactored components to meet accessibility standards
- Introduced Prettier for consistent code formatting
Karsten G.
Last position:
Software Development at Siemens Mobility GmbH
- Maintenance and further development of several existing projects in the "AI-powered transportation" sector, based on React, REST-like APIs (Spring, Python) and various design libraries
- Responsible in the project for build processes, JavaScript development, architecture, coordination and communication with the design team
- Agile software development (Scrum, Kanban)
- Technologies: React, TypeScript, Ant Design, Node.js, Yarn, Vite, i18n, Postgres, Keycloak, Jest, Cypress, Storybook
- Tools: IntelliJ, Git, GitLab CI, Docker, Confluence, Jira
Philipp K.
Last position:
Crisis Infrastructure
- Working on a project related to redundant crisis infrastructure
- Used tech: TypeScript, Node, Java, MongoDB, Kafka
Nicholus M.
Last position:
Founding Software Engineer at Trakrf
- Built out backend services in Golang, TimeScaleDB, and GCP, handling 10K+ reads concurrently.
- Migrated from RedPanda to a local service written in Golang, reducing latency and business cost.
- Added A/B testing using Open Replay to analyze customer behavior along with performance.
- Collaborated with marketing and firmware teams to successfully launch the MVP on time to pitch to potential customers.
- Streamlined testing and deployments by creating GitHub Actions to check for failing tests and lint errors, and deploying both staging and production releases efficiently.
Mario V.
Last position:
Freelance Developer at Centrotherm International AG
- Did a complete rewrite of centrotherm.de with Next.js, migrating from Gatsby
- Built a system to automatically generate printable product datasheets
- Technologies: React, TypeScript, Storybook, SASS, Next.js, I18n
Discover over 15,000 top freelancers
Statistics of experts using Rollup
Aggregated from the professional profiles of matched freelancers.
Experience
14 years
Position duration
1.9 years
Positions per freelancer
12
Top business areas
Information Technology, Product Development, Quality Assurance
Top industries
Information Technology, Banking and Finance, Transportation
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
83%
Master's degree or higher
33%
Certifications per freelancer
2
Most common languages
English, German, Arabic
Speak two or more languages
100%
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Germany using Rollup
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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Rollup 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%)
- Banking and Finance (86%)
- Transportation (57%)
- Media and Entertainment (57%)
- Energy (43%)
- Retail (43%)
- Automotive (29%)
- Education (29%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What Rollup does
Rollup is a JavaScript module bundler built around native ES modules. It combines source files into efficient bundles for browsers, Node.js packages and reusable libraries. Its static analysis enables effective tree-shaking, removing code that a project does not use while preserving clear module boundaries.
Where it fits
Rollup appears in component libraries, design systems, browser SDKs, developer tools and TypeScript packages. It can produce formats such as ES modules, CommonJS and UMD, helping one codebase serve different consumers. Companies in Germany use it in product teams where bundle size, library compatibility and predictable releases matter.
Core ecosystem
Rollup projects often connect with a focused set of plugins and build tools:
- Resolve packages with @rollup/plugin-node-resolve
- Transform TypeScript, JSX or modern syntax with suitable plugins
- Replace environment values and load JSON or CSS assets
- Generate declaration files and multiple package entry points
- Integrate Rollup into npm scripts, CI pipelines and release workflows
When specialists help
Freelance expertise is useful when a team is moving from a custom script or another bundler to Rollup, publishing a library, or reducing an oversized distribution. Specialists can audit configuration, separate application and package builds, resolve peer dependency issues and make plugins work consistently across local and CI environments.
- A library needs reliable ESM and CommonJS output
- Tree-shaking removes too little or causes runtime problems
- A migration requires compatible exports and release automation
Skills that matter
Strong professionals understand JavaScript modules, package exports, npm publishing and semantic versioning alongside Rollup configuration. They know how Babel, TypeScript, PostCSS, terser and source maps affect the final artifact. They also inspect generated bundles rather than trusting a successful build alone, and they document assumptions for the next team.
Choosing the right expert
Ask for examples of libraries or SDKs shipped with Rollup.js, including the output formats, plugin choices and testing approach. A capable specialist can explain why Rollup is preferable to tools such as webpack, esbuild or Vite for a particular deliverable, and can show how they handled externals, dynamic imports and watch mode. For remote work, clear repository access, written build requirements and shared release practices matter; German or English collaboration can fit different teams.
Frequently asked questions
Curious about Rollup? Here are the answers that come up again and again.
Rollup bundles JavaScript and TypeScript modules into distributable files. It is especially suited to libraries, component systems, browser SDKs and packages where small, well-structured output and tree-shaking are important.
Rollup is often chosen for libraries and packages because its ES module focus produces clean, compact output. webpack is commonly preferred for complex web applications with broad asset handling, extensive loader support and application-oriented development features.
Rollup is the bundling engine used for production builds by Vite. Vite adds a development server and fast development workflow, while a direct Rollup setup gives a team more control over library output, plugins and build configuration.
A strong Rollup specialist should understand JavaScript modules, TypeScript, npm package publishing and package exports. Experience with Babel, JSX, CSS processing, source maps, testing and CI release pipelines is also valuable.
The right level for Rollup depends on the deliverable. A small package may need configuration and troubleshooting skills, while a multi-format library or migration calls for someone who can manage plugin interactions, externals, exports, compatibility and release automation.
Rollup work is usually well suited to remote collaboration because configuration, generated artifacts and build logs can be reviewed in a shared repository. Teams in Germany should define access, review routines, release ownership and whether communication will be in German, English or both.
Ask a Rollup professional to explain the resulting formats, tree-shaking behavior, external dependencies and source-map strategy. Review bundle output, automated checks, documentation and the reasoning behind each plugin instead of judging quality only by whether the build completes.
Bring in a Rollup freelancer when a package needs reliable distribution, a build migration is blocked, or output quality has become difficult to control. An experienced specialist can establish the configuration, solve compatibility issues and leave maintainable build documentation for the internal team.
The average hourly rate of freelancers in Germany who have used Rollup in their recent projects is 95 €, which corresponds to a daily rate of about 760 € based on an 8-hour working day.
Of the freelancers in Germany who have used Rollup in their recent projects, 83% hold at least a Bachelor's degree and 33% hold at least a Master's degree.
On average, freelancers in Germany who have used Rollup in their recent projects have 14 years of professional experience, with a single engagement typically lasting around 1.9 years.
The most common languages among freelancers in Germany who have used Rollup in their recent projects are English (100%), German (86%), and Arabic (14%).
The most common industries among freelancers in Germany who have used Rollup in their recent projects are Information Technology (100%), Banking and Finance (86%), and Transportation (57%).
The most common business areas among freelancers in Germany who have used Rollup in their recent projects are Information Technology (100%), Product Development (100%), and Quality Assurance (43%).
Main locations of FRATCH Experts, who have recently used Rollup
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 Dortmund Essen Bremen Dresden Hanover Nuremberg Request a free demo
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Philipp Thomaschewski
FRATCH CEO
