Senior Frontend Developer \| Köln, Germany \| Hybrid
We're working with Ströer on this exciting opportunity. Join a leading German media company known for its "OOH plus" strategy, creating innovative communication solutions in the digital and public space. Grow with a company that leverages the strengths of out-of-home advertising, supported by Digital \& Dialog Media and DaaS \& E-Commerce.
The Role
Design and implement the leading master data system in outdoor advertising within a cross-functional team
Develop new features and thoroughly test code in close consultation with specialist departments
Ensure optimal performance and code quality, emphasizing test automation
Translate requirements and deliver suitable solutions in collaboration with specialist and backend teams
Mentor team members through code reviews and share your experience and technology know-how
What You'll Need
A degree, vocational training, or relevant professional experience in computer science
Proven experience in building web applications with Angular and declarative programming with Observables
Experience with Large Language Models (LLMs) and generative AI, or strong motivation to dive into these topics
Ideally, experience in frontend development for mobile devices (Responsive Design)
Practical experience in "Vibe Coding" and prototyping with AI-first tools like Figma, Make, Lovable, or Claude is a plus
Proficient in German and English
What's On Offer
30 days of annual leave and sabbatical options for extended breaks
Flexible working hours, including trust-based working and hybrid home office options (2-3 days/week)
Comprehensive benefits including Jobbike, Deutschlandticket subsidy, company Kita subsidy, and corporate discounts
Opportunities for professional development, internal talent programs, and extensive onboarding
Modern, paperless offices and exciting company events
Apply via Haystack today!