We are looking for a **Senior Java Backend Developer** who enjoys **designing scalable architectures and participating in key technical decisions**, not just implementing tickets. You will be part of technically advanced projects focused on performance, stability, and scalability, collaborating with multidisciplinary teams in Cloud environments. **Requirements** **Education and Experience** * Degree in Engineering, Computer Science, or related field. * Minimum **5 years of experience** as a Java Backend Developer. * Experience with **cloud infrastructure**. * Knowledge of and participation in **distributed and/or serverless architectures**. **Language** * English **B1 – Intermediate**: * Ability to read and write emails, brief technical documentation, and reports. * Comprehension of internal communications and participation in everyday work conversations. **Responsibilities** * Design, develop, and maintain **robust, scalable, and maintainable backend services**. * Build and evolve **high-performance APIs** (REST and GraphQL). * Model, manage, and optimize **SQL and NoSQL databases**, ensuring data integrity and performance. * Implement **event-driven and messaging-based architectures** for distributed systems. * Collaborate in **Cloud environments**, integrating DevOps practices for automated deployments. * Actively participate in architecture reviews, code quality assessments, and continuous improvement initiatives. **Essential Technical Skills** * **Java JDK 11 or higher**. * **Spring Boot** (Spring Security, Hibernate / JPA). * Development of **REST APIs**. * Proficiency with **PostgreSQL or MySQL** databases. * Experience with **distributed architectures**. * Familiarity with at least **one messaging technology**: Kafka or RabbitMQ. * Version control using **Git (GitHub or GitLab)**. **Desirable Knowledge** * GraphQL. * MongoDB, Redis, or Cassandra. * Serverless computing in Cloud environments. * Observability and monitoring with Dynatrace or Prometheus. * Experience with AWS messaging services. **Personal Competencies** * Analytical thinking and problem-solving orientation. * Ability to work under pressure. * Results-driven mindset. * Effective communication skills. * Attention to detail. **Benefits** * Major Medical Expense Insurance. * Life Insurance. * Year-end bonus as required by law. * Vacation bonus. * Statutory vacation days. Employment Type: Indefinite-term contract Salary: $35,000.00 – $40,000.00 per month Experience: * Backend Developer: 5 years (Preferred) * Spring Boot: 2 years (Required) * Production REST APIs: 1 year (Required) * Relational databases (PostgreSQL or MySQL): 1 year (Required) Language: * English at B1 level (Preferred) Work Location: Hybrid remote in Miguel Hidalgo, CDMX