Application Support

Description

Job Summary: We are seeking an experienced Application Support professional to ensure the stability, availability, and performance of critical enterprise applications, resolve incidents, and collaborate with various teams. Key Highlights: 1. Commitment to innovative and customized technological solutions. 2. Focus on excellence, integrity, and collaboration in long-term partnerships. 3. A positive and inclusive work environment that values every contribution. **About the Company:** At Sourcing Trust, we are committed to delivering innovative, reliable, and customized technological solutions that empower businesses to thrive in a rapidly evolving digital landscape. With a focus on excellence, integrity, and collaboration, we build lasting partnerships by understanding each client’s unique needs and providing specialized support across all stages. Our team is dedicated to fostering a positive and inclusive workplace where every employee’s contribution is valued, encouraging continuous growth, learning, and shared success. Join us and become part of a passionate organization driven by innovation and excellence. **About the Role:** We are looking for an experienced **Application Support** professional to join a **Production Support** team responsible for ensuring the stability, availability, and performance of critical enterprise applications. This role requires a detail-oriented professional with strong technical expertise, capable of managing production environments, efficiently resolving incidents, and collaborating with multiple stakeholders to deliver high-quality IT services and implement sustainable long-term solutions. **Responsibilities:** * Monitor and maintain business-critical applications to ensure high availability and optimized performance. * Actively participate in Incident, Problem, and Change Management processes, adhering to ITIL best practices and SLA requirements. * Diagnose and resolve technical issues, collaborating with development, infrastructure, and external teams to implement sustainable solutions. * Execute deployments, upgrades, patches, and change requests using DevOps tools and methodologies. * Implement and optimize monitoring and observability practices to proactively detect and resolve issues. * Maintain technical documentation, operational procedures, and troubleshooting guides. * Collaborate closely with Scrum teams to improve application reliability and user experience. * Participate in on-call support activities to ensure continuity of critical services. **Requirements:** * Experience in **Application Production Support** within complex and mission-critical environments. * Experience in **Incident Management, Problem Management, and Change Management**, aligned with ITIL frameworks. * Troubleshooting and performance optimization skills for Java-based applications. * Knowledge of monitoring and observability using modern monitoring platforms. * Excellent collaboration, communication, and stakeholder management skills. * Solid experience with **Java Application Servers (Red Hat JBoss EAP)** and diagnosing Java performance issues, including analysis of heap dumps and thread dumps. * Practical experience with **OpenShift, Kubernetes**, and cloud-based environments. * Knowledge of **API Gateway** technologies such as **Axway** or **Apigee**. * Solid experience in **Linux (RHEL)** administration. * Experience with monitoring and observability tools such as **Dynatrace, Grafana, Prometheus, Jaeger**, or **ELK**. * Knowledge of CI/CD tools including **GitLab, ArgoCD, Jenkins**, and **Nexus**. * Experience with **Infrastructure as Code** tools such as **Ansible** and/or **Terraform**. * Solid knowledge of relational databases including **SQL Server** and **PostgreSQL**. * Familiarity with **Agile** methodologies and **Scrum** practices. **Languages**: Professional proficiency in **Portuguese and English**. **Work Mode**: Hybrid in Lisbon Compensation: €35,000.00 – €38,000.00 per year Work Location: Hybrid remote work in Lisbon