Data Engineer- Senior Specialist
Core
Designing, developing, optimizing, and scaling robust, scalable, and secure batch and real-time ETL/ELT processes for a leading Hungarian telecommunications company.
Role type
Senior Data Engineer
Builds
Data pipelines, data warehouses (DWH), and data lakes for telecom data
Domain
Telecommunications
Required skills
Python, SQL, Apache Airflow, Google Cloud Platform, Linux, Docker, Git, CI/CD
Preferred skills
Apache Kafka, Apache Flink, Spark Streaming, NoSQL databases (Cassandra, Elasticsearch, MongoDB), Telecom domain knowledge (CDR, OSS/BSS)
Responsibilities
Design and develop robust, scalable, and secure batch and real-time ETL/ELT processes; Design logical and physical structure of data warehouses and data lakes; Optimize existing data queries and database processes to reduce latency; Integrate data from various source systems into central platforms; Implement automated unit tests and data quality checks; Mentor junior team members and conduct code reviews; Collaborate with business analysts and operations to implement technical solutions
Seniority
Senior, hands-on IC
