MainStreaming

Senior Backend Engineer/Data Engineer

Builds and maintains scalable batch and real-time data pipelines (ETL/ELT) into data lakes, warehouses and lakehouses, and designs backend services and APIs exposing data to internal and external consumers. Core stack: C#/.NET, SQL and relational databases, distributed systems, with ClickHouse, Kafka/RabbitMQ and Docker/Kubernetes as nice-to-haves.