We are seeking a skilled **Java Developer** to join our team, focusing on the development of white\-label UI templates and SDK APIs for external partners. You will play a key role in building scalable, high\-performance services using Java, Spring, and microservice architecture to enhance both customer and supplier experiences on our platform. If you are passionate about cloud\-based solutions and eager to contribute to innovative projects, we encourage you to apply. **Responsibilities** * Design, develop, and maintain high\-quality Java services and APIs within a microservices architecture * Implement and support white\-label UI solutions and SDK APIs for external integration * Collaborate with architects and team members to design scalable, maintainable systems * Leverage Spring Boot and Spring Core frameworks for robust service development * Apply object\-oriented principles and design patterns to deliver clean, testable code * Conduct thorough debugging, performance monitoring, and optimization of applications * Document technical designs, development processes, and system integrations * Analyze and interpret complex system requirements for technical solutions * Integrate and manage NoSQL and SQL databases (e.g., MongoDB, Redis, AWS DynamoDB, MSSQL) * Deploy and maintain services using cloud platforms, particularly Amazon AWS * Participate in code reviews and contribute to continuous improvement initiatives * Support troubleshooting and resolve issues in production environments * Communicate technical concepts effectively within the team and with stakeholders **Requirements** * 2\+ years of professional Java development experience * Strong knowledge of algorithms, data structures, and design patterns * Proficiency with Java 8 and Java 11 * Hands\-on experience with Spring Boot and Spring Core * Experience building and maintaining cloud\-based microservices * Familiarity with NoSQL and SQL databases (MongoDB, Redis, AWS DynamoDB, MSSQL) * Ability to analyze and understand complex systems * Strong debugging, testing, and documentation skills * Experience deploying and managing services on Amazon AWS or similar cloud platforms * Upper\-Intermediate (B2\) English proficiency * Excellent communication skills for effective collaboration and technical discussions **Nice to have** * Experience with ReactJS for UI development * AWS certifications or significant hands\-on experience with Amazon Web Services