> Markdown version of [/jobs/ext/2625115-java-spark-engineer](https://www.wearedevelopers.com/jobs/ext/2625115-java-spark-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Java Spark Engineer - **Company:** InfiCare Inc - **Location:** Berkeley Heights, NJ, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Cloud Computing, Continuous Integration, Data Governance, Distributed Systems, Memory Management, Fault Tolerance, Performance Tuning, Standard Sql, Workflow Management Systems, Parquet, Apache Yarn, Apache Spark, Containerization, Data Lakes, Kubernetes, Infrastructure Automation Frameworks, Information Technology, Apache Flink, Avro, Apache Kafka, Data Management, Stream Processing, Data Pipelines - **Published:** August 4, 2026 - **Apply:** https://www.dice.com/job-detail/f8e22a38-7420-44b0-bb4e-64d38f7f9fa5 ## About the Role Experience: 7+ years Java development; 5+ years Apache Spark in production, * 7+ years professional Java development experience * 5+ years hands-on Apache Spark in production environments * Expert-level distributed systems knowledge: fault tolerance, data locality, shuffle mechanics, resource management * Proven track record designing systems at terabyte+ scale * Strong SQL and deep familiarity with columnar storage formats: Parquet, ORC, Avro, Delta Lake/Iceberg * Experience with cluster managers: YARN, Kubernetes, cloud-managed Spark * Proficiency with Apache Kafka * Strong grasp of CI/CD, containerization, and infrastructure-as-code practices Preferred Skills * Experience with Apache Flink or other stream-processing frameworks * Familiarity with data governance, lineage, and quality frameworks * Experience with workflow orchestration at scale * Background in system design for multi-tenant or multi-region data platforms, 5 openings available. Contract engagement. Bachelor's or Master's degree in Computer Science, Engineering, or related field required. ## Description * Architect and build scalable, fault-tolerant data pipelines using Apache Spark (Java) * Drive performance tuning: partitioning strategy, memory management, shuffle/skew optimization * Mentor mid-level and junior engineers; act as technical escalation point * Partner with product, analytics, and platform teams to translate requirements into scalable systems * Own production reliability - incident response and root-cause analysis for pipeline failures * Contribute to capacity planning and cost optimization for cluster infrastructure, Berkeley Heights, NJ - fully onsite, 5 days per week. Candidates must be flexible to support weekend operations when needed. ## Related Videos - [Parquet, Delta, Iceberg & Ducklake - An introduction for developers](https://www.wearedevelopers.com/videos/100075-parquet-delta-iceberg-ducklake-an-introduction-for-developers) - [Flex your Energy: Building a Cloud-Native Platform for Renewable Energy Communities](https://www.wearedevelopers.com/videos/1990-flex-your-energy-building-a-cloud-native-platform-for-renewable-energy-communities) - [Understanding Kubernetes in a visual way](https://www.wearedevelopers.com/videos/100085-understanding-kubernetes-in-a-visual-way) - [From event streaming to event sourcing 101](https://www.wearedevelopers.com/videos/91-from-event-streaming-to-event-sourcing-101) - [PySpark - Combining Machine Learning & Big Data](https://www.wearedevelopers.com/videos/44-pyspark-combining-machine-learning-big-data) - [Instant KAI Sandboxes with vCluster: Multi-Tenant, Multi-Scheduler GPU Sharing](https://www.wearedevelopers.com/videos/100333-instant-kai-sandboxes-with-vcluster-multi-tenant-multi-scheduler-gpu-sharing) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Top Big Data Technologies That You Need to Know](https://www.wearedevelopers.com/magazine/108-top-big-data-technologies-that-you-need-to-know) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [7 Cloud Computing Trends Coming in 2025 for Developers](https://www.wearedevelopers.com/magazine/412-7-cloud-computing-trends-coming-in-2025-for-developers) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)