Senior Frontend Developer React/Typescript (m/f/d)

alphacoders; Frankfurt; Hybrid; Vertraulich; Vollzeit

Zusammenfassung

Eine digitale Agentur sucht einen Senior Frontend Developer (m/w/d) mit Fokus auf TypeScript und React. Sie sind für die technische Verantwortung von .NET-basierten Projekten zuständig, einschließlich der Migration von Angular zu React. Ein attraktives Arbeitsumfeld mit flexibler Arbeitszeit und der Möglichkeit, im Home Office zu arbeiten, wird geboten.

Leistungen

Halbjährlicher Bonus

30 Tage Urlaub

Flexible Arbeitszeiten

Homeoffice 1-2x pro Monat

Betriebliche Altersvorsorge

Weiterbildungsmöglichkeiten

Teamkultur mit Offsite-Events

Qualifikationen

• Mindestens 5 Jahre Erfahrung mit React und TypeScript in größeren Projekten.
• Gutes Verständnis moderner React-Muster und Architektur.
• Selbstständig, kundenorientiert, starke Kommunikationsfähigkeiten.

Aufgaben

• Technische Verantwortung für Frontend-Projekte übernehmen.
• Migration der bestehenden Frontends von Angular nach React.
• Aktive Mitarbeit in Scrum-Sprints.

Kenntnisse

React

TypeScript

Testing (z.B. Jest)

Git

Englisch (sehr gut)

Tools

Bitbucket

Jira

Jobbeschreibung

For our client Mediatis we are looking for a Senior Frontend Developer (m/f/d) with a focus on TypeScript/React. Mediatis is a digital agency with two strong pillars: TYPO3 development and individual software development - increasingly with a focus on AI. 26 colleagues, very flat hierarchies, honest and solution-oriented approach - that's what describes Mediatis.

Tasks

As a Senior Frontend Developer, you will take on technical responsibility for the frontend of .NET-based projects. Your first field of activity: the ongoing migration from Angular to React as well as the further development of modern, long-lasting platforms - including the integration of AI features.

• Migration of existing frontends from Angular to React (TypeScript)
• Architecture, implementation and code reviews for new features
• Close collaboration with backend (C#/.NET) and QA
• Integration of AI functionalities (e.g. agent co-pilot, editor support, AI search)
• Active collaboration in Scrum sprints (4 weeks): Planning, reviews, estimations (planning poker rounds)
• Coordination with the customer (incl. international stakeholders)
• Quality assurance through testing and clean Git workflows

Requirements

• 5+ years of professional experience with React and TypeScript in larger projects
• Deep understanding of modern React patterns (hooks, state management, performance)
• Solid testing experience (e.g. Jest)
• Confident handling of Git and ticketing (Bitbucket, Jira)
• Very good English skills; German skills an advantage
• Senior mindset: independent, customer-oriented, strong communicator, able to take criticism

Nice-to-have

• Angular experience (helpful for the migration) & Vue.js knowledge (interfaces to the TYPO3 team)
• Basic knowledge of C#/.NET; alternatively backend experience with Java or Node.js
• Practice with AI-supported features or agent systems

Benefits

• Half-yearly bonus
• 30 days vacation
• 40 hours/week, very flexible working hours
• Home office: 1-2x per month in the office, the rest can be done from the HO
• Company pension plan, company supplementary health insurance
• Germany ticket, JobRad, optional company car, Edenred card
• Further training: 1x/year trade fair/conference, online courses
• Team culture: 1-2 offsites/year (partly with families), weekly games evening, fitness in the office

Sounds like your next step? Send us your CV and, if available, links to GitHub/portfolio. We look forward to hearing from you!