Freelancer profile translated to English.
Back to original languageAbout Carsten
For more than 20 years, I have been developing solutions for the web with JavaScript/TypeScript. I am a specialist in frontends with React.js / Next.js and backends with Node.js / NestJS
I support you with SEO, Accessibility, Performance and Testing and perform code reviews.
Clean Code, Coding Guidelines and good test coverage are important to me.
I enjoy working with teams and in an agile environment.
German
Native or bilingual
English
Fluent
Can work on-site
Berlin (up to 50km)
Experience
- JakalaAMC Cook&Go AppApril 2024 - March 2025 (11 months)Backend and Web-Frontend Developmenthttps://app.amc.infoNode.js, Nest.js, Next.js, React.js, Typescript, jest, Testing-library,Postgres, OpenAPI/Swagger, OAuth,Azure DevOps,Azure Cloud (App Service, Function App, Search Service, Service Bus,Storage Blob)
- Mineral Waste ManagerMineral Waste Manager WebappJune 2023 - December 2023 (6 months)Berlin, GermanyFullstack Developer WebApphttps://www.mineral-waste-manager.deReact.js, Node.js, Express, Mongoose, MongoDB, OAuth,Swagger, OpenAPI, Jest
- Next Data ServicenextOROctober 2022 - October 2023 (1 year)Berlin, GermanyOP Planning Service for Hospitalshttps://www.next-or.de/Lead DeveloperReact.js, Redux, Material-ui, Mongoose, Jest, Node.js, Express,MongoDB, MySQL, RabbitMQ, Microsoft Azure DevOps
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Education
- Diplom-InformatikerTU Berlin1998Informatik