Job Details

Bell Integrator is looking for a Java Developer with HDFS experience for a fintech project. Full-time, remote/hybrid/office options available. Salary up to 230k net.

Bell Integrator is a major/leading integrator offering a wide range of projects in technological services and innovative solutions. We are an accredited IT company.

Required experience with Linux and HDFS. Plus experience with BI (Qlik Sense) - Java Core, Spring Boot, Spring Data JPA/Hibernate Understanding of OOP, SOLID, design patterns (Factory, Strategy, Observer). SQL (PostgreSQL/MySQL): complex JOINs, aggregation, window functions, indexing, query plan optimization (EXPLAIN ANALYZE). Experience in data warehouse development: Star/Snowflake schemas, OLAP cubes (Mondrian or similar). CI/CD: Git, Maven/Gradle, Docker, Kubernetes for deployment. Will be a plus: NoSQL (ClickHouse, Elasticsearch) for analytical queries and aggregations. ETL tools: Apache Kafka/Spark for stream processing, Apache Airflow for pipeline orchestration. Integration with BI tools (Tableau, Power BI) via JDBC/ODBC. Monitoring: Prometheus, Grafana for performance analytics.

Opportunity for professional and career growth within the company; Opportunity to participate in various projects; Experience working in a distributed team of professionals; Salary level is discussed individually; Work format: employee's choice.