Experience

solutions by stc

• Saudi Arabia
• IT Services and IT Consulting
• 700 & Above Employee

• Principal Data Scientist

  • Jul 2021 - Present



Saudi Aramco Rowan

• Senior Data Science Specialist

  • Feb 2020 - Jun 2021

  Driving and managing corporate wide data and reporting strategy. Translating business KPIs requirements into technical landscape. ▪ Managing Azure on-cloud Power BI reporting architecture for on-premises data eco system. ▪ Utilizing Apache Nifi, Kudu, Sqoop, Hive, Impala and Kafka for data acquisition and transformation from RimDrill, Synergy Life, RigSense, and other BSS systems. ▪ Evaluating and enhancing Drilling state prediction algorithms by considering M/D… Show more Driving and managing corporate wide data and reporting strategy. Translating business KPIs requirements into technical landscape. ▪ Managing Azure on-cloud Power BI reporting architecture for on-premises data eco system. ▪ Utilizing Apache Nifi, Kudu, Sqoop, Hive, Impala and Kafka for data acquisition and transformation from RimDrill, Synergy Life, RigSense, and other BSS systems. ▪ Evaluating and enhancing Drilling state prediction algorithms by considering M/D Totco RigSense tags. ▪ Managing and implementing IADC KPIs reporting on Power BI. Show less



Mobily

• Saudi Arabia
• Telecommunications
• 700 & Above Employee

• Big Data Analytics Specialist

  • Nov 2018 - Jan 2020

  Responsible for reporting layer facilitation and business use case implementation on Big data platform. Achievements: * Driving and implementing data ingestion pipelines using Apache Nifi into Hive and HBase. * Leading and managing Data Lake initiatives for future vision analytics. * Facilitating consumer and corporate clients usage trends aggregation on Hadoop using Spark. * Ingesting CDR data for DPI analysis leading to campaign building.



Teradata

• United States
• Software Development
• 700 & Above Employee

• Data Scientist

  • Jan 2014 - Oct 2018

  Responsible for direct concurrent business problem resolutions in the banking and telecom industries, utilizing data science and machine learning approaches. Achievements: * Followed CRISP-DM and SEMMA methodologies for analytical Framework development. * Wrangled data sets and isolated global and collective outliers from data sets using K-Means, Z-score and K-Nearest Neighbors. * Performed central tendency data imputations for handling missing data values and replacing… Show more Responsible for direct concurrent business problem resolutions in the banking and telecom industries, utilizing data science and machine learning approaches. Achievements: * Followed CRISP-DM and SEMMA methodologies for analytical Framework development. * Wrangled data sets and isolated global and collective outliers from data sets using K-Means, Z-score and K-Nearest Neighbors. * Performed central tendency data imputations for handling missing data values and replacing outliers. * Features selection through decision tree induction, forward selection, and backward elimination techniques. * K-means and hierarchical clustering customers base in residential, geographical and lifestyle segments facilitating profile analysis leading to product marketing campaign building and MROI analysis. * Devised credit score model for loan and credit card application goodness tracking. Utilized logistic regression, naive Bayes, decision trees and random forest. * Analyzed and implemented automatic credit card application ratings using credit score to identify potential and non-potential new customer segments. * Uplifted credit fraud prediction model using SNA graph technique. Identified defaulters’ customer in the network for model lift. * Up sold product bundle packages using up-selling models, in collaboration with sales and marketing team. Utilized apriori market basket analysis and association rules facilitating next best offer for potential customers. * Facilitated in-depth return on investment analysis with smart CapEx implementation utilizing traffic usage predictions. Performed near real-time stream analytics using Kafka, Zookeeper, Avro, Hive, Hadoop, Spark and Tableau. * Facilitated monthly analysis offering a clear overview of monthly churners, credit recharge, fake sales, port-ins, and port-outs. * Initiated and implemented predictive to prescriptive analytics shift. Configured alarm notifications for gold segment predicted churners.

• Data Integration Consultant

  • Nov 2011 - Dec 2013

  Saudi Arabia Worked in the area of Data Ingestion (ETL) for different EDW projects for telecom and financial sector clients. Achievements: * Led and managed the team of 5 developers for the end to end EDW ETL project implementation in IBM Datastage. * Delivered LDM enhancement ETL mappings for 13 operational systems. * Defined and implemented ETL strategy on for data warehouse along with data stream handling methodology for future enhancements. * Established data integration mappings with… Show more Worked in the area of Data Ingestion (ETL) for different EDW projects for telecom and financial sector clients. Achievements: * Led and managed the team of 5 developers for the end to end EDW ETL project implementation in IBM Datastage. * Delivered LDM enhancement ETL mappings for 13 operational systems. * Defined and implemented ETL strategy on for data warehouse along with data stream handling methodology for future enhancements. * Established data integration mappings with multiple data transformation systems, like Source Qualifier, Expression, Lookup, Aggregate, Update Strategy and Joiner. * Developed stored procedures, functions, views, and triggers, to include intermediate data ingestion layers such as leftover processing and full extract processing. * Integrated various data sources including ATMs, Online Banking, ERPs and campaign solutions into Teradata data warehouse LDM and PDM. * Performed ETL layer-Heterogeneous source system integration; technical specifications, job designs, job documentation, and optimized Teradata EDW ETL queries. * Utilized Teradata utilities; BTEQ, Mload, and TPT for data manipulation at various stages of the ETL framework. * Forklifted Flat files and relational data in Teradata data warehouse for reporting and analytics. * Enabled metadata capturing for each ETL step for logging transparency and bug fixing. * Identified business data that required leftover processing for data sanity in dependent ETL loads. * Worked closely with SMEs to translate business requirements given in SMX to IBM Datastage sequences. * Streamlined unit test cases for the context development of business rules. Initiated CDC, SCD-2 data integration to Teradata EDW.



Makkays

• Pakistan
• IT Services and IT Consulting
• 1 - 100 Employee

• Software Engineer

  • May 2010 - Oct 2011



Ora-Tech Systems Pvt. Ltd

• Pakistan
• IT Services and IT Consulting
• 100 - 200 Employee

• Software Engineer

  • Nov 2009 - Apr 2010