**Vacancy: **DataEngineer
Grade: Senior
Company: JETLYN
Format: Remote
Location: Russia
Citizenship: RF
Salary Range: from 230,000 to 320,000 rubles net per month
Employment Terms, Format: Labor Code/Individual Entrepreneur
🟡Field of Activity: large retail company.
🟡Project Tasks
- Independent development, implementation, and support of integration solutions using the technology stack adopted by the team (Java, Groovy, Apache Nifi, Airflow);
- Determination of the technology stack for specific projects and tasks;
- Solving technically complex problems that other engineers in the team cannot solve;
- Prompt response to information about problems in the area of responsibility, task completion within the established deadline;
- Development and maintenance of documentation for the interaction of big data platform configuration units;
- Providing reports on activities to the head of department/manager as established by management;
- Control over the quality of integration solutions, followed by creating tasks/defects for refactoring;
- Determining the technological strategy for project or product development, working for the future;
- Building processes (e.g., CI/CD, code review), implementing and developing engineering practices.
🟡Mandatory Requirements
- Proficiency in one of the programming languages (Java, Groovy), knowledge of OOP principles, ability to read others' code;
- Experience in building projects, compiling, and deploying in Rancher (Docker); - Experience in designing, implementing, developing, and supporting integration solutions using the BigData technology stack; - Knowledge of SQL (indexes, functions, ability to read query plans, query optimization);
- Experience with any relational database (Oracle, Postgres, MySQL, MsSQL, DB2, etc.); - Ability to work with Git in the console;
- Knowledge of ETL tools specifics (Apache Nifi, Airflow, SAP BW integration buses, Talend, Informatica, SAS, etc.);
- Experience with Hadoop; - Understanding of HDFS structure, data formats;
- Experience with Hive or any other Hadoop-based storage;
- Experience using project management and documentation systems;
- Ability to work with architectural diagrams;
- Understanding of data construction and storage principles
- DWH and Data Lake.
📌Additional Requirements
- Experience in Unix/Linux or Hadoop administration (HDFS, Yarn, Ranger, Spark, Zookeeper), Zabbix, Ansible is desirable;
- Understanding of SAP HANA diagnostic and trace files: structure, purpose, basic event interpretation;
- Proficient Python/Go/Java/C++/Rust for parsing logs and binary formats, experience writing utilities for file parsing;
- Experience with SAP HANA as a data source: HANA SQL dialect, data types, export formats (CSV/binary), basic administration is useful;
- Ability to convert parsed data into Iceberg/Paimon format (tables, events, JSON) and export to Apache Kafka (or any other suitable source);
- Practice in data engineering/observability/SRE: automation of log/trace analysis, incident investigation for performance and errors.
Resumes and questions, please send to Telegram DMs @Geniya_HR 📲
