**Role: Senior Java Engineer** **Location: Jersey City, NJ (Hybrid - 3 days in office)** **Position type: 12 months with high possibility of extension/Conversion as FTE** **Pay range: $78 - $85/hr on W2 (All inclusive)** **Interview in-person required** **NEED TO BE STRONG IN BIG DATA AND JAVA.** **Notes:** Lead engineer in Jersey City office -very strong in Java and performance tuning (7+ years of java development) -very good big data experience - especially spark and impala -Linux system experience -financial industry experience is a plus **Role Summary:** A senior java engineer with very strong java understanding along with subject matter expertise in big data. The role demands for Java, any flavor of Spark, Hadoop, Linux, Bash, NoSQL, MPP Databases and Columnar file formats, CI/CD, DevOps understanding, and Containerization hands on . **Responsibilities:** • Implement application features/function using Java , Spring , Big Data technologies . • Tune and optimize JAVA processes using various techniques such as JVM tuning like heap dumps , thread dumps and JDK dynamic monitoring . • Tune various Big Data processes for egress/ingress optimization, monitoring, scaling . • Participate in daily scrums and application roadmap meetings. Present ideas to improve application framework and own the execution. • Ensure the application development standards are maintained and enhanced related to readability, testability and continuous integration. **Required Skills & Experience:** • Minimum of 10 years of hands on development experience. • At least 7 years of working as a lead developer on Java backends. • At least 5 years of working as a Big Data Developer. • Must have worked as an architect on multi-tier applications, has design experience, and hands on coding skills. • Must have strong understanding of the big data framework and understands Spark, Hive, HDFS, Impala, Presto and can query and tune those systems. • Must have understanding of latest java versions along with Spring Framework, Executor patterns, and Lambda. Deep understanding of data structures also required along with basic principles of Java. • Must have understanding of Linux , Bash and basic scripting along basics like Unix group , host group etc. • Must have basic understanding of RDBMS vs NO SQL vs Columnar Databases. Understanding of the file formats like Parquet, AVRO, ORC, and Iceberg also required. • Must have basic understanding of basics of Microservice Architecture, Containerization, and Orchestration. • Must have basic understanding of Helm, Jenkins, Bitbucket, Gradle, and Maven. • Must have basic understanding of the telemetry specifically open telemetry, ELK, Grafana, and Prometheus. If this is a role that interests you and you’d like to learn more, click apply now and a recruiter will be in touch with you to discuss this great opportunity. We look forward to speaking with you! **About ManpowerGroup, Parent Company of:** **Manpower, Experis, Talent Solutions, and Jefferson Wells** _ManpowerGroup® (NYSE: MAN), the leading global workforce solutions company, helps organizations transform in a fast-changing world of work by sourcing, assessing, developing, and managing the talent that enables them to win. We develop innovative solutions for hundreds of thousands of organizations every year, providing them with skilled talent while finding meaningful, sustainable employment for millions of people across a wide range of industries and skills. Our expert family of brands –_ **_Manpower, Experis, Talent Solutions, and Jefferson Wells_** _–_ creates substantial value for candidates and clients across more than 75 countries and territories and has done so for over 70 years. We are recognized consistently for our diversity - as a best place to work for Women, Inclusion, Equality and Disability and in 2022 ManpowerGroup was named one of the World's Most Ethical Companies for the 13th year - all confirming our position as the brand of choice for in-demand talent. ManpowerGroup is committed to providing equal employment opportunities in a professional, high quality work environment. It is the policy of ManpowerGroup and all of its subsidiaries to recruit, train, promote, transfer, pay and take all employment actions without regard to an employee's race, color, national origin, ancestry, sex, sexual orientation, gender identity, genetic information, religion, age, disability, protected veteran status, or any other basis protected by applicable law.