**Role Description:** We are seeking an Experienced Application Support Engineer to join our team. Support engineer responsible for the operation, availability, and diagnosis of web applications in middleware and container environments. Supports deployments, production troubleshooting, and scaling. Provide infrastructure application support for a critical middleware platform. Infrastructure support. **(Middleware / Containers / OpenShift).** This platform consists of multiple instances that handle various functions such as ATM/Mobile transactions, branch operations, and common services. **Job Duties:** * Infrastructure Support: Provide L1/2 support for the middleware platform's infrastructure, including dev/pre\-production environments, ensuring smooth and efficient operations. * Application Monitoring: Proactively monitor the performance and health of the middleware applications, identifying and resolving any issues to maintain optimal functionality. * Document Processing: Support the platform in processing documents and their associated metadata, ensuring accurate and timely uploads into content management systems. * Issue Resolution: Troubleshoot and resolve technical issues related to the middleware platform, working closely with other IT teams and stakeholders as needed. * Maintenance and Updates: Assist in the maintenance and regular updates of the middleware applications to ensure they meet the latest standards and requirements. This includes reviewing logs, starting/stopping services, installing certificates, and creating directories. * User Support: Provide assistance and support to end\-users, addressing their queries and helping them navigate and utilize the platform effectively. * Coordination: Coordinate efforts such as meetings, work sessions, planning, and troubleshooting with various teams to ensure platform reliability. * Ticket Management: Manage ServiceNow (SNOW) tickets assigned for the middleware platform, including opening, assigning, and closing support and incident tickets, as necessary. Re\-open cases, as necessary. * Reporting: Provide daily health check reports of the middleware platform (Monday\-Friday) and SME logs and support where necessary. * Review and apply changes following production checklist and Permit\-to\-Operate processes. * Proactive monitoring and tuning of JVM/containers to prevent degradation. * Prepare evidence/logs (Kibana) and collaborate on audits/compliance. **Technical Environment:** * Experience with **Docker** containers and pods: oc debug, port\-forward, probes (readiness/liveness), logs, and events. * **Kubernetes / OpenShift:** Deployments, Stateful Sets, Services, Routes, ConfigMaps, Secrets, Volumes/PVC, Horizontal Pod Autoscaler, rollout/rollback, oc / kubectl. * **Spring Boot:** configuration, Actuator (health/metrics), JAR packaging, profiles, JVM tuning, and properties management. * **Apache Tomcat:** administration, connector configuration, contexts, session management, and tuning for production. * Knowledge of traditional **middleware** (e.g., WebSphere/Liberty) and its container equivalent (migrations, JNDI dependencies, data sources). * Observability/logging: ELK/EFK (Elasticsearch, Logstash/Fluent, Kibana)—searches, dashboards, parsing, and alert creation. * Monitoring and APM: Prometheus/Grafana, commercial tools (Dynatrace, New Relic), and JVM metrics (GC, heap). * Integration and messaging: familiarity with JMS/IBM MQ/RabbitMQ/Kafka (connections, tuning, troubleshooting). * Java application debugging: remote JDWP, heap/thread dumps, GC log analysis, use of jstack,jmap. * Scripting and automation: Bash, or similar, to automate operational tasks and log parsers. * Databases and connectivity: JDBC, pool tuning (HikariCP/etc.), DB latency troubleshooting. * Incident management and runbooks: creation and maintenance of operational playbooks. Networks and security: SSL/TLS, certificates, network policies (NetworkPolicies), authentication/SSO (OIDC/Key cloak), service account management. **Education \& Requirements:** * Bachelor’s degree in computer science, Engineering, or a related field. * Intermediate level: 3–5 years in web application support and practical experience in Kubernetes/OpenShift. * Spanish (verbal, written) and Technical English is mandatory ( Intermediate) **Preferred Qualifications: not mandatory:** * Oracle/Java SE (or demonstrable experience with Java 8/11/17\). * Courses in observability (ELK, Prometheus) or commercial APMs. Tipo de puesto: Tiempo completo Sueldo: $1\.00 \- $2\.00 al mes Experiencia: * Middleware : 3 años (Obligatorio) * OpenShift: 3 años (Obligatorio) * Docker Containers: 3 años (Obligatorio) Idioma: * Intermediate English (Technical) (Obligatorio) Lugar de trabajo: Empleo remoto