Hiring - Java Spark Engineer for Berkley Heights, NJ location

Hello Folks,

 

Hope you are doing great!

 

This is Himank Jani from ApTask.

 

We have urgent requirements with one of our client’s, please review the job description below and let me know if you have any relevant candidates on your bench, Kindly share.

 

Kindly share the DL location and work authorization status along with the profile

 

Role: Java Spark Engineer

No. of Positions: 5

Location: Berkley Heights, NJ

Work Mode: 5-days in office (flexible to support weekend)

 

Responsibilities:

• Architect and build scalable, fault-tolerant data pipelines using Apache Spark (Java)

• Lead design of batch and streaming ETL/ELT systems handling large data volumes

• Deep-dive performance tuning: partitioning strategy, memory management, shuffle/skew optimization, job cost reduction

• Set coding standards and lead code/design reviews across the team

• Drive technical decisions on data architecture, storage formats, and pipeline orchestration

• Mentor mid-level and junior engineers; act as a technical escalation point

• Partner with product, analytics, and platform teams to translate requirements into scalable systems

• Own production reliability — on-call ownership, incident response, root-cause analysis for pipeline failures

• Evaluate and introduce new tools/frameworks where they improve the system

• Contribute to capacity planning and cost optimization for cluster infrastructure

 

Required Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field

• 7+ years of professional Java development experience

• 5+ years hands-on experience with Apache Spark in production environments

• Expert-level understanding of distributed systems: fault tolerance, data locality, shuffle mechanics, resource management

• Proven track record designing systems processing terabyte+ scale data

• Strong SQL skills and deep familiarity with columnar storage formats (Parquet, ORC, Avro, Delta Lake/Iceberg)

• Experience with cluster managers (YARN, Kubernetes) and cloud-managed Spark

• Proficiency with Kafka

• Strong grasp of CI/CD, containerization, and infrastructure-as-code practices

 

Preferred Qualifications

• Experience with 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

• Prior experience leading a team or acting as a technical lead

 

Soft Skills / Leadership

• Excellent communication — able to explain technical tradeoffs to non-technical stakeholders

• Strong mentorship and coaching ability

• Comfortable driving ambiguous, cross-team technical initiatives

 

Behavioral Skills:

• Good Communication skills
• 5 days Work from Office at Berkley Heights, NJ
• Team Player
• Ability to work in a changing environment
• Strong problem solving and analytical skills
• Ability to work independently or within a team
• Manage day-to-day challenges and communicate developmental risks with the technical team

 

 

 

 

 

 

 

Best Regards,

Himank Deepak Jani

 

ApTask | A global, diversity-certified workforce solutions provider.

Address: 120 Wood Ave South, Suite # 300, Iselin, NJ 08830

 

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