Job Details

Bell Integrator is seeking a Hadoop Developer with 2+ years of Java experience for a fintech project. The role offers remote, hybrid, or office-based work in Moscow, St. Petersburg, Sochi, or Nizhny Novgorod. Full-time employment.

Bell Integrator is a leading integrator offering a wide range of projects in technological services and innovative solutions. We are an accredited IT company. Tasks: - Development and support of ETL processes based on Apache Hadoop (Hive, Spark, possibly HBase, Hue) for processing and analyzing large volumes of data. - Development and construction of data marts (SQL, PL/SQL, PostgreSQL). - Implementation of data processing and enrichment logic. - Integration with Apache Kafka: reading, processing, and writing data to topics. - Interaction with target systems for transferring processed data. - Participation in the design of data mart architecture. - Performance optimization and pipeline monitoring.

- Commercial Java development experience of at least 2 years. - Practical experience with relational databases (PostgreSQL), experience with functions, stored procedures, triggers, OLAP cubes is welcome. - Practical experience with the Hadoop ecosystem: Hive, Spark from 2 years. - Experience with Apache Kafka: understanding the principles of producers and consumers. - Understanding of ETL/ELT process construction principles. - Knowledge of SQL and experience with databases, query optimization. - Experience with version control systems (Git). - Ability to work in a team, responsibility, desire to develop in Big Data.

• 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: at the employee's choice in Moscow, St. Petersburg, Sochi, Nizhny Novgorod.