Senior Java & Distributed Cache Support Engineer

Datamatics Global Services Inc; Islamabad; On-site; PKR 2,400,000 - 4,200,000; Full time

Job summary

Datamatics Global Services Inc. is seeking a technically strong Distributed Cache & Java Support Engineer to support distributed caching solutions and onboard Java and Spring Boot application use cases to the distributed-cache platform.

The role combines hands-on Java development with practical enterprise distributed cache experience, focusing on cache use-case onboarding, Java integration support, and JVM diagnostics.

Qualifications

• Bachelor's degree in computer science, Software Engineering, or Information Technology.

Responsibilities

• Provide production support for distributed cache clusters and related Java application integrations.
• Monitor cluster health, partition distribution, memory, latency, throughput, capacity, and performance.
• Support cache configuration and troubleshooting across distributed maps, Near Cache, eviction and expiry/TTL, partitioning, backup and replication, serialization, and cluster discovery.
• Diagnose cache-related incidents including high latency, memory pressure, member restarts, split-brain conditions, data inconsistency, and degraded performance.
• Coordinate with application, infrastructure, and vendor support teams to investigate issues and drive technical resolution.
• Review and modify Java or Spring Boot code required to onboard application use cases to the distributed-cache platform.
• Work with application teams to understand the use case, data model, access pattern, expected load, and caching objectives.
• Implement application-side cache integration changes and validate serialization, distributed maps, Near Cache, eviction/TTL, and client configuration.
• Troubleshoot JVM and application issues encountered during onboarding, integration testing, and production stabilization.

Skills

Java backend

JVM troubleshooting

Spring Boot

Distributed caching

Onboarding & integration

Performance diagnosis

Education

Bachelor's degree in CS/SE/IT

Tools

Redis

Hazelcast

Apache Ignite

Ehcache

Oracle Coherence

Infinispan

Memcached

Job description

Datamatics Global Services Inc. is seeking a technically strong Distributed Cache & Java Support Engineer to support distributed caching solutions and onboard Java and Spring Boot application use cases to the distributed-cache platform.

The role combines hands-on Java development with practical enterprise distributed cache experience, focusing on cache use-case onboarding, Java integration support, and JVM diagnostics.