Data Engineer with 4+ years of experience designing, developing, and administering enterprise-scale big data platforms across telecommunications and government sectors. Actively seeking Data Engineering opportunities in …
Data Engineer with 4+ years of experience designing, developing, and administering enterprise-scale big data platforms across telecommunications and government sectors. Actively seeking Data Engineering opportunities in Ireland.
Administer and secure enterprise-scale Cloudera and Informatica platforms supporting government data workloads.
Implemented LDAP integration with Active Directory for Cloudera, enabling centralized authentication and secure access control.
Performed platform backups and disaster recovery for Cloudera services and databases.
Troubleshot and resolved complex issues across Hive, Impala, Spark, Kerberos, Ranger, and Knox, ensuring high availability.
Integrated Knox with Kerberos and Informatica with Cloudera, enabling secure and automated ETL pipelines.
Executed Informatica and Axon version upgrades, minimising downtime and operational risk.
Developed and maintained enterprise ETL mappings and workflows in Informatica BDM, monitoring scheduled and ad-hoc jobs.
Supported data governance, performance optimisation, and platform stability across multiple big data environments.
Administer and secure enterprise-scale Cloudera and Informatica platforms supporting government data workloads., Implemented LDAP integration with Active Directory for Cloudera, enabling centralized authentication and secure access control., Performed platform backups and disaster recovery for Cloudera services and databases., Troubleshot and resolved complex issues across Hive, Impala, Spark, Kerberos, Ranger, and Knox, ensuring high availability., Integrated Knox with Kerberos and Informatica with Cloudera, enabling secure and automated ETL pipelines., Executed Informatica and Axon version upgrades, minimising downtime and operational risk., Developed and maintained enterprise ETL mappings and workflows in Informatica BDM, monitoring scheduled and ad-hoc jobs., Supported data governance, performance optimisation, and platform stability across multiple big data environments.
Led big data pipeline design, development, and optimisation for large telecom clients including Mobily, Maroc Telecom, Ericsson, and MTN.
Designed and implemented real-time and batch ingestion pipelines using Kafka, Sqoop, and OJAI Connector into Hadoop and MapR platforms.
Led NoSQL column-family design, access configuration, and YARN tuning during large-scale migrations from relational databases.
Developed Spark-based query optimization and customized integration layers to improve analytics performance.
Built scalable data processing pipelines using Kudu, Impala, Hive, Parquet, and Spark.
Configured and maintained Hive Metastore using MySQL and MariaDB.
Applied semantic modelling to support Tableau and Power BI reporting layers.
Conducted client workshops, gathered technical requirements, and proposed end-to-end data solutions.
Led big data pipeline design, development, and optimisation for large telecom clients including Mobily, Maroc Telecom, Ericsson, and MTN., Designed and implemented real-time and batch ingestion pipelines using Kafka, Sqoop, and OJAI Connector into Hadoop and MapR platforms., Led NoSQL column-family design, access configuration, and YARN tuning during large-scale migrations from relational databases., Developed Spark-based query optimization and customized integration layers to improve analytics performance., Built scalable data processing pipelines using Kudu, Impala, Hive, Parquet, and Spark., Configured and maintained Hive Metastore using MySQL and MariaDB., Applied semantic modelling to support Tableau and Power BI reporting layers., Conducted client workshops, gathered technical requirements, and proposed end-to-end data solutions.
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