Summary: Seeking a Middle Java Developer to build scalable, high-reliability, and high-performance backend solutions using Java frameworks and Apache Beam. Highlights: 1. Build scalable and reliable Java solutions with high performance 2. Develop Java 17+ services and implement Apache Beam transforms 3. Collaborate with clients and the team to design innovative solutions We are expanding our backend capabilities and need a Middle Java Developer to build scalable Java solutions with high reliability and performance. You will develop Java 17\+ services, implement Apache Beam transforms, operate Dataflow jobs, and collaborate with clients and the team; apply today **Responsibilities** * Implement scalable backend systems using Java frameworks and tooling * Collaborate across the team to design solutions that satisfy business and technical needs * Write efficient, well\-structured code that remains maintainable over time * Increase performance and scalability to support great user experiences * Debug issues and deliver fixes that protect system reliability * Support code reviews and contribute to continuous improvement of processes and standards * Partner with stakeholders to capture requirements and deliver solutions aligned with business objectives * Research emerging technologies and propose adoption to drive innovation **Requirements** * At least 2\+ years of Java development experience, applying Core, Collections, StreamAPI, and Concurrency in backend systems * Hands\-on ability with JDK 17\+ and build tooling like Maven or Gradle for builds and dependency control * Practical expertise in Apache Beam and Dataflow, including DoFn, ParDo, and GroupByKey transforms and Dataflow job deployment/monitoring * Strong QA and testing capabilities, including creating JUnit unit tests and performing detailed code reviews * Advanced English communication at B2\+ (Upper\-Intermediate) or higher, experienced in client\-facing requirement gathering and progress reporting **Nice to have** * Familiarity with Google Cloud Platform (GCP) including Cloud Storage, Pub/Sub, IAM roles, and security practices * Experience with SQL and NoSQL databases such as BigQuery, relational databases, or other NoSQL systems * Knowledge of CI/CD processes and tools like Jenkins to automate build and deployment workflows * Understanding of AVRO and Parquet for data serialization and storage * Experience working with XML and XSD for modeling and validation * Exposure to Equifax GBP or similar systems for financial or credit\-related data management