Fullstack Engineer

• Develop and maintain high-quality, responsive, and scalable frontend systems for partner-facing web applications
• Extend backend services and adjust API endpoints as needed to support frontend requirements
• Collaborate with product managers to refine requirements and with UX/UI designers to translate complex B2B workflows into intuitive interfaces
• Champion best practices in frontend development
• Write clean, modular, and testable code
• Mentor other engineers on modern UI standards
• Participate in the entire product development lifecycle
• Take full ownership of features
• Proactively identify and solve complex technical challenges

• Proven professional experience in web development with a strong command of React and TypeScript
• Deep and practical understanding of modern JavaScript (ES6+), HTML5, CSS3, and the broader ecosystem of web technologies
• Hands-on experience with modern state management libraries (such as Redux, React Query, or Context API)
• Proficient in building responsive and performant user interfaces
• Comfortable navigating backend codebases (e.g., Java, Kotlin)
• Good communication and collaboration skills
• Strong analytical and problem-solving skills

Proven experience working on backend microservices

• Culture of trust, empowerment and constructive feedback
• Internal guilds and Employee Resource Groups
• Knowledge sharing through tech talks and open source commitment
• Internal tech academy and blogs
• Competitive salary and employee shares program
• 40% Zalando discount
• 30% off Zalando Lounge
• Additional discounts from external partners
• Monthly transport, lunch and recreation vouchers
• Private health insurance and occupational health care services
• Family services
• Free beverages and snacks
• Diverse sports and health offerings
• Centrally located office in Kamppi, Helsinki
• Flexible working times
• Additional holidays
• Hybrid working model
• Extensive onboarding, mentoring and training opportunities
• International team of experts