Application Support Engineer – 24/7 Availability

Decskill; Lisboa; On-site; EUR 29,000 - 42,000; Full time

Job summary

Decskill is seeking an Application Support specialist to ensure the stability and availability of critical applications in Lisbon.

You will work with DevOps and development teams to implement upgrades, manage incidents, and maintain documentation. The role includes on-call rotations and 24/7 availability for priority systems.

Join a growing IT consultancy with international context and opportunities across Europe.

Qualifications

• Experience administering Java application servers (JBoss EAP) and performance tuning.
• Experience with API gateway integrations (Axway/APIGee).
• Experience with monitoring/observability tools (Dynatrace/ELK/Grafana/Prometheus).
• CI/CD tooling and automation (GitLab, ArgoCD, Jenkins, Nexus).
• Relational databases (MSSQL Server; PostgreSQL).
• Fluency in Portuguese is required.

Responsibilities

• Monitor and maintain application stability and availability.
• Lead or participate in incident management and RCAs within ITIL governance.
• Execute change requests and deployments following ITIL & DevOps processes.
• Collaborate with Development/ Scrum teams to design, deploy and enhance systems.
• Maintain and update technical documentation and share best practices.

Skills

Java knowledge

Portuguese fluency

Tools

Dynatrace

Jaeger

Grafana

Prometheus

ELK

GitLab

ArgoCD

Jenkins

Nexus Sonatype

Ansible

Terraform

JBoss EAP

Axway API Gateway

Job description

Decskill is seeking an Application Support specialist to ensure the stability and availability of critical applications in Lisbon.

You will work with DevOps and development teams to implement upgrades, manage incidents, and maintain documentation. The role includes on-call rotations and 24/7 availability for priority systems.

Join a growing IT consultancy with international context and opportunities across Europe.