Job Summary: We are seeking a Java Developer/Support professional to design, develop, and maintain applications, provide L2/L3 support, and optimize performance and stability. Key Highlights: 1. Experience with Core Java, J2EE, and Spring Framework (Spring Boot, Spring MVC). 2. Proficiency in RESTful APIs, SOAP, and microservices architectures. 3. Strong debugging, analysis, and problem-solving skills. Capital Empresarial Horizonte, a Mexican company specializing in Human Resources and Information Technologies, is looking for: Java Developer / Support **Conversational English required** **Hybrid work model (2 days remote - 3 days on-site)** **To work in Querétaro, CDMX, Guadalajara, or Monterrey** Requirements * More than 5 years of experience in Java application development and support. * Proficiency in Core Java, J2EE, and Spring Framework (Spring Boot, Spring MVC). * Experience with RESTful APIs, SOAP, and microservices architectures. * Solid knowledge of SQL and relational databases such as MySQL, Oracle, or PostgreSQL. * Familiarity with application servers: Tomcat, JBoss, WebLogic. * Practical experience with version control systems (Git). * Strong debugging, analysis, and problem-solving skills. * Excellent communication, teamwork, and critical thinking abilities. Main Responsibilities * Design, develop, and maintain Java applications following industry quality standards and best practices. * Provide L2/L3 support for Java-based systems, including incident analysis, problem resolution, and root cause analysis (RCA). * Collaborate with cross-functional teams to ensure seamless deployments, integrations, and updates. * Optimize application performance, stability, and scalability. * Implement bug fixes, patches, and enhancements in production and pre-production environments. * Maintain up-to-date technical documentation: code, processes, manuals, and troubleshooting guides. * Ensure compliance with security standards, coding guidelines, and internal policies. Desirable * Experience with cloud platforms: AWS, Azure, or GCP. * Knowledge of CI/CD tools: Jenkins, Maven, Gradle. * Familiarity with containers and orchestration: Docker, Kubernetes. * Experience with monitoring tools: Splunk, ELK, Dynatrace **We Offer:** * Office hours * 100% payroll scheme * Salary open to negotiation based on experience * Statutory benefits * Enhanced benefits (family SGMM, SV 1 million, grocery vouchers, 30-day bonus, PTU)