Ali A.

Experienced Data Engineer and Celonis Technical Consultant with 8+ years of expertise in designing scalable data architectures, building advanced ETL/ELT pipelines, and enabling process optimization through data-driven insights. Proven track record in developing and deploying custom OCPM models, PQL scripting, and integrating enterprise systems with Celonis to drive compliance and efficiency. Skilled in big data technologies (Spark, Kafka, Flink), cloud platforms (AWS, Azure, GCP), and healthcare data systems (EHR, HL7, FHIR). Adept at cross-functional collaboration, mentoring teams, and delivering real-time analytics solutions in regulated environments. Programming & Scripting: Python, SQL (PostgreSQL, MySQL, SQL Server), Java, Scala, Shell Scripting Big Data & Distributed Computing: Apache Spark (PySpark, Spark SQL), Hadoop (HDFS, MapReduce, YARN), Apache Hive, Apache Flink, Apache Kafka, Dask Databases & Data Storage: PostgreSQL, MySQL, Oracle, SQL Server, MongoDB, Cassandra, DynamoDB, Snowflake, Redshift, BigQuery, AWS S3, Azure Data Lake, Google Cloud Storage ETL & Data Pipelines: Apache Airflow, dbt (Data Build Tool), Talend, Informatica, AWS Glue, Apache NiFi Cloud Platforms & Services: AWS (S3, Lambda, Redshift, Glue, EMR, Athena, Kinesis), Azure (Data Factory, Synapse Analytics, Databricks, Cosmos DB), GCP (BigQuery, Dataflow, Cloud Composer, Pub/Sub) Business Intelligence & Data Visualization: Tableau, Power BI, Looker, Superset, Metabase DevOps & CI/CD: Docker, Kubernetes, Terraform, Git (GitHub, GitLab), Jenkins, CI/CD Pipelines Data Governance & Security: Data Cataloging & Lineage (Apache Atlas, Alation), Data Quality (Great Expectations), GDPR, HIPAA Compliance, Role-Based Access Control (RBAC), Encryption & Security Policies