Job Summary: We are seeking a Senior Java FS Developer to design, develop, and scale an analytics platform, solving cutting-edge problems using ML/AI, microservices, and responsive design. Key Highlights: 1. Design, develop, and scale an analytics platform 2. Solve cutting-edge problems with ML/AI and microservices 3. Extensive experience in enterprise solutions with Java/J2EE Capital Empresarial Horizonte, a Mexican company specializing in Human Resources and Information Technologies, is looking for: **Senior Java FS Developer** **Conversational English required** **On-site work in CDMX or Guadalajara offices** Hybrid work model (3 days remote - 2 days on-site) We are seeking a **senior Java/J2EE backend developer** with extensive experience building **enterprise-grade** solutions. In this role, you will be primarily responsible for **designing, developing, and scaling** our analytics platform. If you enjoy solving cutting-edge problems using modern tools such as **ML/AI, microservices, and responsive design**, and take pleasure in delivering exceptional customer experiences, this is the ideal opportunity for you. **Tech Stack: Java/J2EE, Spring, Kafka, Spark, Hive, Hadoop, JavaScript, CSS, HTML, React/Angular/Vue** **Requirements:** * **8+ years of experience** building and scaling web services. * Solid experience with **relational and non-relational databases**. * Proficiency in the **Java/J2EE stack**, with a strong foundation in enterprise design principles. * Strong knowledge of **data structures and algorithm design**. * Basic knowledge of **SPA development** using modern frameworks (Angular, React, or Vue). * Implementation and scaling of **microservices** to support data-intensive services. * Collaborative work with the product team in an **Agile environment**, designing and implementing solutions that exceed customer expectations. **We Offer:** * Office working hours * 100% payroll-based employment * Salary open to negotiation based on experience * Statutory benefits * Enhanced benefits (family SGMM, SV coverage up to 1 million MXN, grocery vouchers, 30-day bonus, PTU)