Company Overview: Our sister company is a fast-growing personalized vitamin and supplement platform based in Europe, committed to delivering customized wellness solutions via smart digital experiences. As we expand our backend infrastructure to support advanced e-commerce and personalization features, we are seeking a Backend Developer to strengthen our digital stack. Key Responsibilities: • Design, develop, and maintain backend components of our e-commerce platforms and web applications. • Enhance and optimize existing Java-based microservices and REST APIs. • Collaborate with frontend developers and data engineers to ensure seamless data integration and application performance. • Manage and structure databases using MySQL/PostgreSQL and optimize query performance. • Implement secure APIs and ensure compliance with data protection and coding best practices. • Conduct system integrations with third-party services (e.g., payment gateways, CRM, email automation). • Support DevOps proce ...