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Senior Data Engineer
Senior Data Engineer at BlackRock who modernized risk data pipelines and cut Spark job runtime from 90 to 35 minutes.
United StatesSenior Data Engineer at BlackRock
Owned end-to-end data pipelines for BlackRock Aladdin risk and portfolio analytics, ingesting and transforming market, position, and client data from 15+ sources via Azure Data Factory. Developed optimized PySpark workloads on Azure Databricks and built Snowflake ELT frameworks to support daily valuation and exposure reporting.
Azure Data FactoryData Lake Storage Gen2PythonPySparkAzure DatabricksSnowflakeDBTKafkaAzure Event HubsAzure SynapseAirflowMicrosoft PurviewAzure DevOpsGitHubPower BITableauAzure Machine LearningDelta LakeSQLCI CD
Developed near-real-time streaming pipelines using Apache Kafka and Amazon Kinesis for fraud monitoring, reducing processing latency from 10 minutes to under 2 minutes. Built reusable ingestion pipelines with AWS Glue and S3, and implemented incremental ELT pipelines to Snowflake for card transaction data.
KafkaAmazon KinesisAWS GlueS3PySparkAmazon EMRSnowflakeDBTAWS Step FunctionsAirflowAWS LambdaPower BITableauGitJenkinsSQLCI CD
Blue Cross Blue Shield Association
Supported near-real-time streaming pipelines using Azure Event Hubs and Azure Stream Analytics for eligibility verification, reducing latency from 6 hours to under 45 minutes. Performed root-cause analysis of duplicate claims in Snowflake and implemented deduplication logic, reducing erroneous payments by $180K quarterly.
Azure Event HubsAzure Stream AnalyticsSnowflakePySparkAzure DatabricksAzure PurviewPower BIPythonSQLGitHub ActionsAzure Logic AppsEvent GridAzure Data FactoryDebeziumazure monitor
Supported development and maintenance of backend components for Medicaid, Medicare, claims, member eligibility, provider, encounter, and care management applications. Designed and optimized SQL Server database objects and built SSIS packages to orchestrate healthcare data movement.
SQL ServerT SQLSSISAzureHIPAAPHIData GovernanceDelphiXETLData ValidationError HandlingLoggingReconciliationsSQL Performance TuningStored ProceduresViews
Master of Science in Computer Science from Monroe University.
Profile sourced from Himalayas.