Senior Fullstack Developer – TypeScript, React, Accessibility

Interval Group

Senior Fullstack Entwickler focused on TypeScript and React development in a remote setting with occasional travel to Germany. Engaging in agile team collaboration and ensuring accessibility standards.

Posted 5/9/2026contractRemote • 🇩🇪 GermanySeniorWebsite

Tech Stack

Tools & technologies

JavaScriptReactTypeScript

About the role

Key responsibilities & impact

Independently implement user stories within the Scrum team
Ensure accessibility compliance according to WCAG AA/AAA
Proactively evolve the application, both functionally and technically
Gain domain knowledge related to e-invoicing / XRechnung
Close collaboration within the development team

Requirements

What you’ll need

Very strong experience in TypeScript (plain JavaScript is not sufficient)
High-level proficiency in React, HTML, and CSS
Experience with OpenAPI (API specification)
Frontend unit testing and end-to-end testing
Accessibility (WCAG 2.1/2.2) and relevant design patterns
Understanding of software architecture and user-centered development
Agile working (Scrum), independent and proactive
Strong focus on clean code
Very good German language skills
Residence in the EU or UK
Willingness to travel (within Germany)

Benefits

Comp & perks

Flexible working hours
Freedom to choose projects
Access to interesting projects across different industries
Fair compensation
Supportive team that helps with questions
Autonomous work

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

TypeScriptReactHTMLCSSOpenAPIfrontend unit testingend-to-end testingaccessibility complianceclean codesoftware architecture

Soft Skills

independentproactivecollaborationuser-centered developmentstrong focus