Senior Apache Spark Developer

Apex Systems, LLC; Jersey City, Northern (NJ, KY); Hybrid; USD 99,000 - 101,000; Full time

Job summary

Everforth Apex in Jersey City, NJ is seeking a Senior Apache Spark Developer to design and optimize Spark-based data processing solutions. The role focuses on streaming and batch processing with Kafka, and migrating workloads to Databricks and AWS.

You will collaborate with platform engineers to build scalable cloud-native data pipelines and ensure performance and reliability. The candidate should have 5+ years of Spark experience, strong Java and Python skills, and a track record of supporting

Qualifications

• Bachelor’s Degree required.
• 5+ years hands-on Spark development experience.
• Experience designing large-scale distributed systems.
• Experience with relational and distributed data platforms.

Responsibilities

• Design, develop and optimize Spark-based applications for large-scale data processing.
• Build streaming and batch solutions using Kafka and Spark.
• Develop reusable data engineering frameworks and components.
• Support migration from on-prem to Databricks and AWS.
• Collaborate with architects to implement cloud-native data solutions.
• Implement CI/CD, monitoring, and observability for distributed data apps.
• Troubleshoot Spark, Kafka, Databricks and cloud environments.

Skills

Spark SQL

Structured Streaming

DataFrames/Datasets

Performance tuning

Spark-Kafka integration

Java

Python

Education

Bachelor's Degree

Tools

Databricks

AWS

Apache Kafka

Job description

# Senior Apache Spark DeveloperApply**Job#: 3053738****Job Description:**Senior Apache Spark Developer**Location:** Jersey City, New Jersey (Onsite)Role OverviewWe are seeking a Senior Apache Spark Developer to help build and expand our next-generation data processing platform. This role will focus on designing and developing distributed data processing solutions using Apache Spark while leveraging an existing enterprise Kafka ecosystem. The successful candidate will play a role in scaling data processing capabilities, enabling cloud adoption, and supporting strategic migration initiatives involving Databricks and AWS.Key Responsibilities* Design, develop, and optimize Spark-based applications for large-scale data processing.* Build streaming and batch data solutions leveraging Apache Kafka and Apache Spark.* Develop reusable frameworks and components supporting enterprise data engineering initiatives.* Support migration efforts from on-premises data platforms to Databricks and AWS.* Collaborate with architects and platform engineers to implement cloud-native data solutions.* Optimize Spark jobs for performance, scalability, reliability, and operational efficiency.* Participate in system design, code reviews, testing, and production support activities.* Implement CI/CD, monitoring, and observability practices for distributed data applications.* Troubleshoot and resolve issues across Spark, Kafka, Databricks, and cloud environments and with other enterprise messaging systems.Required Qualifications**Education:** Bachelor’s Degree.**Experience:** 5+ years of hands-on development experience with Apache Spark. Experience designing and supporting large-scale distributed systems. Experience working with relational and distributed data platforms.**Technical Skills:** Strong expertise in Spark SQL, Structured Streaming, DataFrames/Datasets, and performance tuning. Experience integrating Spark with Apache Kafka. Strong development skills in Java and Python.Preferred Qualifications* Databricks experience (SQL).* AWS experience (S3, EMR, Glue, Lambda, ECS/EKS).* Experience supporting large-scale cloud migration initiatives.* Experience with lakehouse architectures and modern data platform patterns.* Experience handling multi-terabyte or petabyte-scale datasets.* Financial services or regulated industry experience. *Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.**Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at https://www.apexsystems.com/privacy-policy**Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Everforth Apex team member can provide.**Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.**If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [e-mail] or 804-523-8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.**UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.***Employee Type:** Contract**Location:** Jersey City, NJ, US**Job Type:****Date Posted:** September 25, 2026**Pay Range:** $72 - $73 per hour