Java & Distributed Cache Support Engineer

Datamatics Global Services Inc; Karachi Division; On-site; PKR 2,500,000 - 4,500,000; Full time

Job summary

Datamatics Global Services Inc. seeks 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. You will focus on cache use-case onboarding, Java integration support, and JVM diagnostics to ensure production stability.

Qualifications

• Bachelor's degree in computer science, software engineering, or information technology.
• 7+ years of relevant experience in Java backend development, Java application support, distributed systems, or related engineering work.
• 3+ years hands-on experience with distributed caching or in-memory data grid technologies with Java applications.
• Strong hands-on Java development experience and the ability to write/modify Java code.
• Experience with distributed maps, Near Cache, eviction/TTL, partitioning, backup/replication, and cluster discovery.

Responsibilities

• Provide production support for distributed cache clusters and Java app integrations.
• Monitor cluster health, memory, latency, throughput, and capacity.
• Configure and troubleshoot cache across distributed maps, Near Cache, eviction/TTL, and replication.
• Diagnose incidents like high latency, memory pressure, data inconsistency, or split-brain.
• Collaborate with app, infra, and vendor teams to drive resolution.
• Review/modify Java or Spring Boot code for onboarding use cases.
• Implement cache integration changes and validate serialization and client config.
• Troubleshoot JVM and app issues during onboarding, testing, and production stabilization.

Skills

Java backend development

JVM troubleshooting

Spring Boot development

Distributed caching / in‑memory data

Code modification / integration

Education

Bachelor's degree in CS/Software Eng/IT

Tools

Redis

Hazelcast

Apache Ignite

Ehcache

Oracle Coherence

Infinispan

Memcached

Job description

Datamatics Global Services Inc. seeks 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. You will focus on cache use-case onboarding, Java integration support, and JVM diagnostics to ensure production stability.