Ab Initio Developer

Role: Ab Initio DeveloperLocation: Tampa, FL (3 Days onsite/ week)Job Description:Sound Concepts of Large Datawarehouse/Data Lake Concepts, ETL/ELT – Ab Initio, Apache Spark, PySpark, SQL, Oracle, HADOOPAdvanced dimensional modeling, data vault, and schema design for large‐scale Data Warehouses and Data Lakes.Deep expertise in ETL/ELT engineering using Ab Initio (graphs, plans, PDL, metadata‐driven design) and migration of those patterns to Spark.Hands‐on PySpark/Spark proficiency for batch, streaming, joins, windowing, partitioning, and performance tuning on large datasets.Strong command of Hadoop ecosystem components: HDFS, Hive, YARN, Oozie/Airflow, Ranger, Atlas, and security/governance frameworks.Oracle SQL mastery including performance tuning, partitioning, materialized views, and implementing/decoding Virtual Private Database (VPD) policies.Data ingestion architecture using CDC, Kafka, file‐based ingestion, and incremental load frameworks for high‐volume HR and financial data.Data quality engineering: reconciliation frameworks, validation rules, audit controls, lineage, and automated regression testing.Cloud and lakehouse engineering on Databricks: Delta Lake, Unity Catalog, cluster optimization, job orchestration, and CI/CD.Metadata‐driven pipeline design, reusable transformation frameworks, and parameterized job orchestration patterns.Performance engineering across platforms: skew mitigation, partition strategy, broadcast vs shuffle decisions, and storage format optimization (Parquet/ORC/Delta).SRI Tech Solutions is an equal opportunity employer and does not discriminate on the basis of race, color, gender, religion, age, sexual orientation, national origin or citizenship status or ethnic origin, disability, marital status, veteran status, or any other occupationally irrelevant criteria.Industry:Computer SoftwareExperience:N/A