Application Infrastructure and Middleware Specialist
QUANTEAM (SINGAPORE) PTE. LTD.Salary Range
SGD 96,000 - SGD 144,000 /year
SGD 8,000 - SGD 12,000/month
Skills Required
Job Description
Job Description: Application Infrastructure& Middleware Specialist
Role Overview
We are seeking an experienced Application Infrastructure & Middleware Specialist to manage, optimize, and support enterprise‑level application platforms across complex, multi‑tier environments. The ideal candidate will have strong expertise in middleware technologies, CI/CD automation, monitoring, cloud platforms, and security components, with hands‑on experience supporting mission‑critical applications in large enterprise or banking environments.
Key Responsibilities
· Manage and support middleware platforms and application servers across production andnon‑production environments
· Perform deployments, configuration, tuning, and troubleshooting of enterpriseapplications
· Implement and maintain CI/CD pipelines to automate build, deployment, and releaseprocesses
· Monitor application and infrastructure performance using enterprise observability tools
· Collaboratewith cross‑functional teams including development, QA, security, and operations
· Manage certificates, firewalls, and security configurations for application environments
· Support cloud‑based and hybrid infrastructure components
· Perform root cause analysis, incident resolution, and preventive maintenance
· Maintain documentation, standards, and best practices for application infrastructure
Required Skills & Expertise
Middleware &Application Servers
· IBMWebSphere Application Server
· WebLogic
· JBoss
· Tomcat
· ApacheHTTP Server
· Nginx
· IIS
DevOps & CI/CD
· Jenkins
· GitLabCI
· XLDeploy
· OpenShift
· Docker
· Kubernetes
Monitoring &Observability
· Dynatrace
· PRTG
· Splunk
· AppManager
· Genesis
ITSM / Workflow Tools
· JIRA
· ServiceNow
· Tracker
Security &Networking
· F5
· Beeware/ DenyAll
· Certificate& Keystore Management
Messaging &Integration
· IBMMQ Appliance
· VHI
Diagnostics &Performance Tools
· IBM Thread Analyzer
· IBM Heap Dump Analyzer
Virtualization
· VMware vSphere
Cloud Platforms
· AWS
· Azure
Databases
· MS‑SQL
· SSMS
· PosgreSql/MongoDB
Operating Systems
· Linux/ Unix
· Windows
Digital Banking &Mobile Ecosystem (Preferred)
· Apple Developer Program
· GooglePlay Console
· GoogleDeveloper Console
· Firebase
· HIDActive Server
· WSO2
Preferred Experience
· Experience in banking, financial services, or regulated environments
· Exposureto high‑availability, disaster recovery, and performance‑critical systems
· Strong understanding of application security, compliance, and access control
· Ability to work in fast‑paced, production‑driven environments
Soft Skills
· Strong analytical and problem‑solving abilities
· Excellent communication and stakeholder management
· Ability to work independently and collaboratively
About QUANTEAM (SINGAPORE) PTE. LTD.
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