Data Engineer

1 week ago

New Delhi, India Mastek Full time

Data Engineer – NiFi / Cloudera / Iceberg / Snowflake / DatabricksOverviewWe are seeking a Data Engineer with strong Apache NiFi expertise to design and implement pipelines that move and transform data from Cloudera (HDFS/Hive/Impala) into Apache Iceberg tables, with downstream integration into Snowflake and Databricks. The ideal candidate will have hands-on experience with modern data lakehouse architectures and will play a critical role in enabling scalable, governed, and high-performance data platforms.Key Responsibilities:- Data Ingestion & Pipeline Development - Design, configure, and maintain NiFi data flows to extract, transform, and load data from Cloudera into Iceberg tables. - Implement streaming and batch ingestion pipelines with NiFi processors and custom scripting where needed. - Optimize NiFi workflows for scalability, reliability, and monitoring. - Data Lakehouse Enablement - Build and manage Apache Iceberg-based datasets for structured, semi-structured, and unstructured data. - Ensure schema evolution, partitioning, and metadata management in Iceberg. - Develop integration flows from Iceberg to Snowflake and Databricks for analytics, ML, and reporting use cases. - Integration & Orchestration - Work with Snowflake to ingest curated data from Iceberg for enterprise reporting and commercial insights. - Collaborate with Databricks teams to enable advanced analytics and machine learning use cases. - Integrate NiFi pipelines with orchestration tools (Airflow, Oozie, or AWS/Azure/GCP schedulers). - Performance, Security & Governance - Tune NiFi flows and Snowflake/Databricks ingestion for performance and cost optimization. - Implement role-based security and ensure compliance (HIPAA, GDPR, SOX if applicable). - Work with governance teams to enable lineage, metadata tracking, and auditability.Qualifications:- Bachelor’s degree in Computer Science, Information Systems, or related field. - 5+ years of data engineering experience, with at least 2+ years working with Apache NiFi. - Strong experience with Cloudera ecosystem (HDFS, Hive, Impala, Spark). - Hands-on expertise with Apache Iceberg (schema evolution, time travel, partitioning, compaction). - Working knowledge of Snowflake and Databricks integration patterns. - Proficiency in SQL and one programming language (Python, Java, or Scala). - Understanding of data lakehouse architectures and ETL/ELT best practices.

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