Frontend Engineer React / Next.js

Frontend Engineer React / Next.js at Pets Deli Tonius GmbH

Requirements

Location: Only for applicants from Germany

Language: English - Fluent

• 3+ years of professional experience building React/Next.js applications (SSR, ISR, middleware), ideally in an e-commerce or D2C environment.
• Strong TypeScript skills and a good grasp of modern state management (Zustand)
• Hands-on experience with Tailwind CSS or a utility-first CSS approach
• Familiarity with headless CMSs such as Contentful (or similar)
• Collaborative mindset, product-thinking, and eagerness to take ownership
• Proven focus on performance: you measure, profile, and optimise rendering to deliver fast, smooth user experiences
• Code accountability: you own what you ship through review, deployment, monitoring, and continuous improvement
• Confidence writing unit tests and caring about CI/CD quality gates
• Fluency in English (German a plus). We’re an international, pet-friendly team
• Please note that a valid work permit for Germany is a prerequisite for employment in this role.
• Please note that a valid work permit for Germany is a prerequisite for employment in this role.
• While we offer flexibility in terms of work location, the ability to attend in-person meetings in Berlin when needed is required.
  
  

Nice to have:

• Experience with payments (PayPal, Apple Pay), analytics (Google Tag Manager) or A/B testing (Ninetailed)
• Knowledge of AWS.
• Experience with React Native
• E-commerce or D2C background
  
  

Activities

• Ship new customer-facing features, focusing on performance, accessibility and clean UX
• Work across the full lifecycle: idea → technical design → implementation → deployment → monitoring
• Own technical decisions. Help shape our component architecture, testing strategy and tooling
• Write maintainable, well-tested code and build reusable UI components.
• Collaborate daily with product managers, designers and backend engineers, integrating RESTful APIs and content from Contentful CMS.
  
  

Team

You’ll join our cross-functional product team at Pets Deli, working closely with frontend and backend developers, designers, and product managers. Our frontend team is passionate about creating high-quality, user-friendly digital experiences for pet lovers across Europe. We collaborate in an open, respectful environment where code quality, ownership, and continuous learning are highly valued. As we grow, you’ll play a key role in shaping both the product and the frontend culture.

About The Company

Our Culture

Our vision "A better world for pet lovers" requires great ideas, pure passion and the best minds in their field. Pets Deli stands for excellence not only in its product and customer experience, but also in its corporate culture. For us, culture is one of the main components of a thriving company. We support each other, value every opinion and stand for diversity, inclusion and equality. You are now invited to take a look behind the scenes and get to know us a little better. It would be a pleasure to start off the recruitment process with you soon.

Click on "Apply" for details on the benefits, the team and the application process.