Trino Developer

Job Description:

• We are looking for a Trino Developer who can own query engine performance lead migration of existing
• pipelines and warehouses and help establish a scalable cost efficient lakehouse architecture
• You will work at the intersection of query engineering data modeling and platform operations translating
• legacy Snowflake Spark logic into performant Trino Iceberg workloads while ensuring correctness parity and
• reliability

Key Responsibilities:

• Hands on production experience with Trino or PrestoSQL Presto
• Strong deep SQL expertise complex analytical queries window functions CTEs query optimization
• Hands on experience with Apache Iceberg or comparable open table formats Delta Lake Hudi
• including schema partition evolution and table maintenance
• Practical experience with Snowflake and or Apache Spark enough to read understand and migrate
• existing workloads
• Understanding of distributed query execution MPP architecture join distribution memory spill behavior
• partition pruning and predicate pushdown
• Experience with cloud object storage and columnar file formats Parquet ORC
• Proficiency in at least one programming language Python Java or Scala for tooling UDFs and
• automation
• Version control Git and CI CD for data pipelines

Technical Requirements:

• Experience leading a Snowflake Trino or Spark Trino migration at scale
• Trino cluster administration and deployment on Kubernetes
• Workflow orchestration Airflow Dagster or similar and dbt
• Experience building data validation reconciliation frameworks for migration parity
• Knowledge of Trino internals or connector development contributing custom connectors UDFs
• Streaming CDC ingestion into Iceberg Kafka Flink Debezium
• Data governance lineage and cost optimization tooling

Additional Responsibilities:

• Strong analytical and problem solving mindset for debugging correctness and performance issues
• Clear communication able to document migration decisions and work with analytics platform and
• business teams
• Ownership mentality with attention to data correctness and reliability

Preferred Skills:

Technology->Big Data - Data Processing->Spark->SparkSQL,Technology->Data on Cloud-DataStore->Snowflake