
Rollup Experts in Germany
matched in minutes from over 15,000 CVs with the power of AI.Hire experts who ship lean JavaScript bundles, configure tree shaking and code splitting, and tune Rollup plugins for modern front-end builds. Get fast, precise matching with vetted, available freelancers.
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
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
Artur S.
Last position:
Senior Consultant at MHP - A Porsche Company
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
Philipp K.
Last position:
Crisis Infrastructure
- Working on a project related to redundant crisis infrastructure
- Used tech: TypeScript, Node, Java, MongoDB, Kafka
Discover over 15,000 top freelancers
Statistics of experts using Rollup
Aggregated from the professional profiles of matched freelancers.
Experience
14 years

Position duration
1.8 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 19 Sep 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Germany 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 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 19 Sep 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
Bundle building
Rollup is a JavaScript module bundler used to turn source files into production-ready bundles. It is a common choice for libraries, design systems, and front-end packages where clean ESM output and small bundles matter.
What it handles
- Library builds for npm packages
- Tree shaking for unused code
- Code splitting for larger apps
- Output in ESM, CJS, and UMD formats
- Build pipelines for Rollup.js projects
Ecosystem
Strong Rollup work depends on more than the core bundler. Professionals often use plugins, TypeScript, Babel, PostCSS, CSS handling, and source maps to shape the final build. They also know when a plugin is enough and when a custom plugin is the safer path.
When companies bring in help
Teams usually look for freelance experts when builds become slow, output sizes grow, or packaging breaks after a framework upgrade. In Germany, this often comes up in product teams that need remote support for distributed work or short on-site sessions with clear handover notes.
What strong specialists do
A solid Rollup specialist reads build output, traces dependency graphs, and keeps configuration focused. They avoid plugin bloat, preserve package compatibility, and document build decisions so the next release stays maintainable.
Good delivery signs
- Clear Rollup config with small, named steps
- Correct handling of external dependencies
- Stable builds across environments
- Plugin choices explained in plain terms
- Output that matches the package or app goal
Frequently asked questions
Curious about Rollup? Here are the answers that come up again and again.
Rollup is used to bundle JavaScript for libraries, component packages, and front-end applications. It is especially useful when teams need small outputs, good tree shaking, and clean ESM builds. Many freelancers also use it to prepare package distributions for npm.
Rollup is often chosen for library packaging and precise bundle control, while Webpack is broader and more configurable for complex app pipelines. Vite uses Rollup under the hood for production builds, and esbuild is faster for some tasks but less flexible in plugin-heavy setups. The right choice depends on whether the goal is packaging, app bundling, or rapid tooling.
A strong Rollup freelancer usually knows TypeScript, modern JavaScript modules, Babel, PostCSS, and source maps. CSS handling, package publishing, and plugin writing are also useful. For front-end teams, framework knowledge often matters because the build must fit the app structure.
Bring in a Rollup expert when build config becomes hard to maintain, when package output is wrong, or when tree shaking does not behave as expected. Specialists are also valuable during library launches, framework migrations, and plugin troubleshooting. Their focus is the build pipeline, not just the application code.
Yes, Rollup work is often well suited to remote collaboration because the key tasks live in code, config, and build logs. For teams in Germany, remote support is common when the specialist can review repository access, run builds locally, and document changes clearly. Short on-site sessions can help when handover or workshop time is needed.
Look for a Rollup specialist who can explain output format choices, external dependencies, and plugin trade-offs without hand-waving. Good signs include clean config structure, stable builds, and clear reasoning about package size and compatibility. Ask for examples of library builds or build-fix work, not just general front-end experience.
Rollup and Rollup.js usually refer to the same bundler, so searchers often use both terms. Some people also search for the broader phrase bundler or for plugin-related work around the same ecosystem. A good freelancer should recognize all three terms and understand what each project needs.
A Rollup project can be simple if the goal is a small package build, but more complex if it involves plugins, multiple outputs, or framework-specific tooling. The right specialist should have enough depth to debug dependency issues and shape the build without breaking compatibility. For migrations, packaging, or publish pipelines, deeper experience matters more than broad front-end exposure.
The average hourly rate of freelancers in Germany who have used Rollup in their recent projects is 93 €, which corresponds to a daily rate of about 744 € 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 1.8 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.
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