EPAM NEORIS is a Digital Accelerator that helps companies enter the future, with 25 years of experience as Digital Partners to some of the world's largest companies. We are over 4,000 professionals across 11 countries, with our multicultural startup culture where we foster innovation and continuous learning to create high-value solutions for our clients. We are looking for a **Java Fullstack Developer**, **Main responsibilities:** * Design, develop, and maintain high-quality microservices and RESTful APIs using Spring Boot and Java 8\-17\. * Manage application security by implementing authentication and authorization using OAuth2, JWT, and Spring Security. * Implement session management and role-based access control (RBAC). * Build dynamic, responsive, and reactive user interfaces (Single Page Applications \- SPA) using Angular or React. * Efficiently integrate frontend components with backend services. * Compile, package, and automate application build processes using Maven and Ant. * Manage source code using Git and lead or participate in Continuous Integration and Continuous Delivery (CI/CD) processes using tools such as Jenkins or GitLab CI. * Deploy and manage applications in application server environments such as JBoss/WildFly and WebSphere Application Server (WAS). * Connect and manage data in relational and NoSQL databases. * Apply security principles throughout all development phases, identifying and mitigating common vulnerabilities (OWASP Top 10\). **Requirements:** * More than 8 years of experience in developing and modernizing enterprise applications using the Java ecosystem v.8\-17\. * Proven experience in developing microservices and REST APIs with Spring Boot. * Knowledge of implementing security with Spring Security, OAuth2, and JWT. * Practical experience developing with one or both frameworks: Angular or React. * Advanced proficiency with build and automation tools: Maven (essential) and Ant (desirable). * Experience with version control systems, preferably Git. * Knowledge of configuring and maintaining CI/CD pipelines (Jenkins or GitLab CI). * Experience deploying and configuring applications on JBoss/WildFly and/or WebSphere Application Server (WAS). * Knowledge of managing relational databases (Oracle, PostgreSQL, MySQL) and NoSQL (MongoDB, Redis, etc.). **Desirable certifications and requirements:** * Basic administration of application servers (JBoss and WAS). * Containerization with Docker, orchestration with Kubernetes (basic). * Use of Postman for security testing and authentication flow validation. * Experience in cloud environments (Azure, AWS or GCP desirable). * Oracle Certified Professional: Java SE 11/17 Developer. * Spring Professional Certification (VMware). * Certification in Web Application Security (e.g., OWASP or similar). * Certification in OAuth2/OpenID Connect (Okta, Auth0, etc.). **We offer:** * 100% formal employment * Statutory benefits * Benefits package * Professional Development Plan * Multicultural collaboration We invite you to get to know us at http://www.epamneoris.com. Join NEORIS and be part of the digital transformation of the future! Andrea Velázquez \#LI\-AV2