Senior Java/Spark Developer

Job Description

Title : Senior Java/Spark Developer

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Location : Jersey City, NJ | Hybrid (3 Days Onsite)

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Job Description:

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We are looking for an experienced Senior Java/Spark Developer to join a global financial services organization and help build a next-generation Big Data Risk Aggregation platform.

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This is an exciting opportunity to work on large-scale financial datasets, solve complex computational challenges, and develop high-performance data pipelines that support critical risk management and regulatory reporting.

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Key Responsibilities

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• Design and develop high-performance data aggregation platforms using Java and Apache Spark.
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• Build scalable data pipelines to process billions of financial calculation results.
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• Optimize Spark applications through partitioning, shuffle optimization, and performance tuning.
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• Implement complex financial risk aggregation algorithms.
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• Develop data models and semantic layers for analytics and reporting.
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• Integrate aggregated data with high-performance OLAP databases such as Apache Pinot and Apache Druid.
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• Collaborate with quants, risk managers, and engineering teams to deliver scalable solutions.
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Required Qualifications

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• 10+ years of professional software engineering or data engineering experience.
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• Strong hands-on experience with Java and Apache Spark.
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• Deep understanding of Spark internals, distributed computing, and performance optimization.
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• Experience in Capital Markets, financial risk technology, or risk aggregation.
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• Knowledge of VaR, CCAR, Stress Testing, or FRTB.
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• Strong SQL and data modeling skills.
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• Experience with Apache Pinot or Apache Druid is highly desirable.
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• Bachelor's or Master's degree in Computer Science, Financial Engineering, Financial Mathematics, or a related technical field.
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