Java Spark Developer

• 10+ years of experience in software development, with strong Java development expertise.
• Strong hands-on experience with Apache Spark and Java-based Spark application development.
• Expertise in Java 8/11/17, Core Java, Collections, Multithreading, Streams, and OOP concepts.
• Strong knowledge of Spark Core, Spark SQL, DataFrames, Datasets, and Spark Streaming.
• Experience developing scalable ETL pipelines and distributed data processing solutions.
• Strong SQL skills and experience working with relational and NoSQL databases.
• Experience with Spring Boot, Spring Framework, and REST APIs.
• Knowledge of Hadoop, HDFS, Hive, Kafka, and other Big Data technologies.
• Experience with performance tuning, debugging, and optimization of Spark applications.
• Familiarity with Git, Maven/Gradle, Jenkins, and CI/CD pipelines.
• Experience working in Agile development environments.

Preferred / Good-to-Have Skills

• Experience with cloud platforms such as AWS, Azure, or GCP.
• Knowledge of Databricks, Delta Lake, and Lakehouse architecture.
• Experience with Snowflake, Amazon S3, or Azure Data Lake Storage.
• Familiarity with Docker, Kubernetes, and containerized deployments.
• Experience with data modeling, data warehousing, and real-time data processing.
• Knowledge of Python or Scala alongside Java.