Java Developer

We are delivering reliable backend systems and are looking for a Middle Java Developer to build efficient Java services with strong performance. You will use Java 17\+, Maven or Gradle, and Apache Beam on Dataflow while partnering with clients, reviewing code, and improving team standards; apply now   **Responsibilities** * Create robust backend systems using Java tools and frameworks * Partner with colleagues to design solutions that meet business goals and technical requirements * Deliver maintainable, efficient code that follows best practices and standards * Tune application performance and scalability to keep experiences responsive * Resolve bugs and technical issues to ensure dependable operations * Participate in code reviews and help raise team processes and standards * Work with stakeholders to collect requirements and align deliveries with objectives * Investigate new technologies and help bring useful innovations into the team **Requirements** * Professional background of 2\+ years in Java, leveraging Core, Collections, StreamAPI, and Concurrency for backend systems * Proficiency with JDK 17\+ along with hands\-on use of Maven or Gradle to handle builds and dependencies * Real\-world experience with Apache Beam and Dataflow, including DoFn, ParDo, and GroupByKey transforms plus job deployment and monitoring * Strong focus on quality through JUnit unit testing and careful participation in code reviews * Advanced English at B2\+ (Upper\-Intermediate) or higher, with proven client\-facing communication for requirements and updates **Nice to have** * Knowledge of GCP services like Cloud Storage and Pub/Sub, plus IAM roles and security practices * Experience with SQL and NoSQL databases, including BigQuery, relational databases, or other NoSQL systems * Familiarity with CI/CD processes and tools such as Jenkins for build and deployment automation * Understanding of AVRO and Parquet for data serialization and efficient storage * Experience with XML and XSD for modeling and validation * Exposure to Equifax GBP or similar solutions used for financial or credit data management   **We offer** * International projects with top brands * Work with global teams of highly skilled, diverse peers * Healthcare benefits * Employee financial programs * Paid time off and sick leave * Upskilling, reskilling and certification courses * Unlimited access to the LinkedIn Learning library and 22,000\+ courses * Global career opportunities * Volunteer and community involvement opportunities * EPAM Employee Groups * Award\-winning culture recognized by Glassdoor, Newsweek and LinkedIn