Job Summary: We are seeking a Senior Java Developer to design, develop, and maintain applications, as well as provide technical support and resolve incidents. Key Highlights: 1. Solid experience in Java application development and support. 2. Proficiency in key technologies such as Core Java, J2EE, and Spring Framework. 3. Opportunity to optimize application performance and scalability. Capital Empresarial Horizonte, a Mexican company specializing in Human Resources and Information Technologies, is looking for: **Senior Java Developer / Java Support** **Conversational English required** Hybrid work model (3 days remote - 2 days onsite) **Work location options: CDMX, Guadalajara, Querétaro, or Monterrey** We are seeking a Java Developer with experience and strong expertise in application development and support. The ideal candidate will have over **5 years of hands-on experience in designing, developing, and maintaining Java-based applications**, as well as providing **technical support and incident resolution** for enterprise systems. **Requirements:** * Over **5 years of experience in Java development and application support.** * Strong knowledge of **Core Java, J2EE, and Spring Framework** (Spring Boot, Spring MVC). * Experience with **RESTful APIs, SOAP**, and microservices architecture. * Proficiency in **SQL** and relational databases (MySQL, Oracle, PostgreSQL). * Familiarity with **application servers (Tomcat, JBoss, WebLogic).** * Practical experience with version control systems (**Git**). * Strong debugging and problem-solving skills. **Responsibilities:** * Design, develop, and maintain Java applications following best practices. * Provide L2/L3 support for Java-based systems, including incident resolution and root cause analysis. * Optimize application performance and scalability. * Implement bug fixes, patches, and enhancements in production environments. **We Offer:** * Office working hours * 100% payroll employment model * Salary open to negotiation based on experience * Statutory benefits * Enhanced benefits (family SGMM, SV coverage of 1 million, grocery vouchers, 30-day bonus, PTU)