We are looking for a **Senior Java Developer** to enhance our team by creating white\-label UI templates and SDK APIs tailored for external partners. You will be instrumental in developing scalable, efficient services using Java, Spring Boot, and microservices architecture to improve both client and supplier interactions on our platform. Join us to work on cloud\-centric projects and bring innovative solutions to life. **Responsibilities** * Develop and sustain high\-quality Java services and APIs within a microservice framework * Build and maintain white\-label UI components and SDK APIs for seamless external integration * Collaborate with system architects and team members to create scalable, maintainable software solutions * Utilize Spring Boot and Spring Core to develop reliable service layers * Apply SOLID principles and design patterns to produce clean, testable code * Perform detailed debugging, monitor performance, and optimize applications * Prepare thorough documentation for technical designs and integration workflows * Analyze complex system requirements to devise effective technical solutions * Manage NoSQL and SQL database integrations such as MongoDB, Redis, AWS DynamoDB, and MSSQL * Deploy and operate services on cloud platforms, focusing on Amazon AWS * Engage in code review processes and promote continuous improvement * Resolve production issues and provide technical support * Communicate complex technical ideas clearly within the team and to stakeholders **Requirements** * Proven experience of 3\+ years in professional Java development * Solid understanding of algorithms, data structures, and design patterns * Proficiency in Java 8 and Java 11 * Hands\-on expertise with Spring Boot and Spring Core frameworks * Experience in building and maintaining microservices on cloud platforms * Familiarity with NoSQL and SQL databases including MongoDB, Redis, AWS DynamoDB, and MSSQL * Strong analytical skills to interpret and solve complex system problems * Excellent debugging, testing, and technical documentation capabilities * Experience deploying and managing services on Amazon AWS or equivalent cloud services * Upper\-Intermediate (B2\) English proficiency * Effective communication skills for collaboration and technical discussions **Nice to have** * Familiarity with ReactJS for front\-end development * Certifications or extensive hands\-on experience in Amazon Web Services **We offer** * Career plan and real growth opportunities * Unlimited access to LinkedIn learning solutions * Constant training, mentoring, online corporate courses, eLearning and more * English classes with a certified teacher * Support for employee’s initiatives (Algorithms club, toastmasters, agile club and more) * Enjoyable working environment (Gaming room, napping area, amenities, events, sport teams and more) * Flexible work schedule and dress code * Collaborate in a multicultural environment and share best practices from around the globe * Hired directly by EPAM \& 100% under payroll * Law benefits (IMSS, INFONAVIT, 25% vacation bonus) * Major medical expenses insurance: Life, Major medical expenses with dental \& visual coverage (for the employee and direct family members) * 13 % employee savings fund, capped to the law limit * Grocery coupons * 30 days December bonus * Employee Stock Purchase Plan * 12 vacations days * Official Mexican holidays, plus 5 extra holidays (Maundry Thursday and Friday, November 2nd, December 24th \& 31st) * Monthly non\-taxable amount for the electricity and internet bills EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi\-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting\-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential. *By applying to our role, you are agreeing that your personal data may be used as in set out in EPAM´s Privacy Notice and Policy.*