Java Developer

Key Responsibilities

• Design, develop, and maintain scalable distributed applications in Core Java.
• Deploy, configure, and troubleshoot servlet-based applications on WildFly application server.
• Implement concurrent and parallel processing solutions using multithreading and multiprocessing techniques.
• Manage distributed coordination and cluster services using Apache Curator and ZooKeeper.
• Integrate and optimize PostgreSQL and Cassandra database connectivity and driver-level operations.
• Analyze system performance, identify bottlenecks, and optimize application throughput and latency.
• Ensure application reliability, scalability, and security best practices.

Technical Skills

• Strong proficiency in Core Java (Java 11/17/21+).

• Hands-on experience with:

Servlet application deployment on WildFly

gRPC development

Multiprocessing and multithreading concepts

Apache Curator for cluster management

PostgreSQL JDBC driver and database integration

Cassandra database development and optimization

• Good understanding of:

JVM internals and performance tuning

Concurrency utilities and thread-safe programming

Distributed systems concepts

REST/gRPC communication patterns

Linux environment and shell scripting

• Experience with build and dependency management tools such as Maven or Gradle.
• Familiarity with Git, Docker and CI/CD pipelines.