Java Developer - Hadoop

Java Developer with Hadoop Charlotte, NC Fulltime - Need only independent VISA Holders Must Have Technical/Functional Skills Primary Skill: Spring boot, Core java, Hadoop, pyspark, Hive

Secondary: Kafka

We are seeking a Java Developer with strong expertise in Java 10+ and modern backend application development. The ideal candidate should have hands-on experience in building scalable microservices, REST APIs, and cloud-native applications. Exposure to Hadoop ecosystem technologies is required to support data-intensive applications and integrations, though this is not a core Hadoop development role.

Must Have Skills Java 10+/11+/17+

Spring Boot

Microservices Architecture

RESTful Web Services

Kafka

OpenShift / Kubernetes

Oracle SQL / PL-SQL

JUnit, Mockito

Git, Maven, CI/CD

Basic to Intermediate Hadoop ecosystem experience

Roles & Responsibilities Design, develop, and maintain enterprise applications using Java and Spring Boot.

Develop scalable Microservices and REST APIs.

Integrate applications with distributed data platforms and messaging systems.

Collaborate with cross-functional teams to deliver high-quality solutions.

Participate in code reviews, testing, deployment, and production support.

Optimize application performance and scalability.

Work in Agile/Scrum development environments.

Support data processing and integration workflows involving Hadoop-based platforms.

Required Technical Skills Strong hands-on experience with Java, Spring Boot, and Microservices.

Experience developing RESTful APIs and backend services.

Knowledge of Kafka and event-driven architecture.

Experience with OpenShift, Docker, or Kubernetes.

Good understanding of relational databases such as Oracle or SQL Server.

Familiarity with CI/CD pipelines using Jenkins, GitLab, or similar tools.

Understanding of software design patterns and secure coding practices.

Hadoop Experience (Good to Have / Secondary Skill)

Candidate Should Possess Working Knowledge Of Hadoop ecosystem concepts (HDFS, YARN, Hive)

Basic Hive query development and troubleshooting

Understanding of data ingestion and batch processing workflows

Experience working with Hadoop-based data platforms in support of application development

Exposure to Spark is a plus

Note: Hadoop is a secondary skill. Candidates are not expected to perform deep Hadoop administration, cluster management, or advanced big-data engineering.

Preferred Skills Apache Spark

NoSQL Databases (Cassandra/MongoDB)

Splunk, Dynatrace

AWS, Azure, or GCP

Domain experience in Banking/Financial Services

DevSecOps practices