Senior Data Engineer Needed to Design, Build, and Optimize Scalable Data Pipelines & Infrastructure

We're looking for an experienced Data Engineer to help us build, maintain, and optimize scalable data pipelines and infrastructure for Blockchain and Web3 projects. The ideal candidate should have strong experience with Python, SQL, ETL/ELT processes, data integration, and database management. Experience with technologies such as PostgreSQL, ClickHouse, Apache Kafka, Apache Spark, and Airflow is highly valued. Responsibilities include developing reliable data pipelines, integrating data from blockchain networks and external APIs, processing large datasets, optimizing database performance, and ensuring data quality and consistency. Experience with blockchain data indexing, Ethereum, smart contract events, The Graph, or Subsquid is a strong advantage. We're looking for someone proactive, detail-oriented, and comfortable working independently in a fully remote environment. This is an hourly contract with potential for long-term collaboration.