Elan Atar Email & Phone Number

Chicago, Illinois, United States

• Architected a data warehouse that supported data analysis and statistical modeling for over 100 millionrecords, reducing data retrieval times by 40% and enabling analytics teams to generate insights 30% faster
• Engineered an ETL process to update product data in Salesforce within 15 minutes, enabling sellers to generateaccurate customer quotes and improving quoting speeds by 150%
• Developed automated data reconciliation processes to validate data accuracy between systems, reducingmanual troubleshooting and improving data reliability by 76%
• Collaborated with key stakeholders to define data requirements for over 15 projects, enhancing teamproductivity and reducing project turnaround time by 46%
• Consolidated over 36 separate processes into a fully parameterized ETL pipeline, streamlining workflows andoptimizing resource usage by 85%
• Led code reviews for over 50 projects, ensuring adherence to coding standards and version control withGitHub, resulting in a 65% reduction in code-related issues during deployment

Chicago, Illinois, United States

• Guided interns in data engineering, overseeing the ingestion, transformation, and loading of 10 million rows of data using PySpark, leading to a 43% improvement in project execution time
• Established education plans on data engineering standards, best practices, and scalable architecture to onboard new team members and interns
• Mentored in data profiling and root cause analysis, enabling interns to identify key issues that improved processing speed by 15%

Chicago, Illinois, United States

• Resolved data quality issues, addressing 90% of identified problems within a week and improving dataaccuracy by 35%
• Enhanced data warehousing for 8 million rows of product data using partitioning and distribution methods, reducing query times by 54% and costs by 40%

Chicago, Illinois, United States

• Managed the complete development life cycle of Theta Lambda Beta’s website, from gathering requirements to deployment and upkeep, driving a 30% rise in website traffic by enhancing the user experience
• Coordinated the Deadlift for Lupus event, raising over $1,000 for Lupus research, engaging 46 athletes and 100+ attendees
• Directed 16 cabinet members across finance, technology, and event management, optimizing team efficiency and playing a pivotal role in securing the Fraternity of the Year award out of 12 chapters

Chicago, Illinois, United States

• Developed an automated Excel system, using macros and custom calculations, to streamline tracking of fraternal finances, decreasing manual labor by 70%
• Constructed a comprehensive budget, aligning spending with philanthropic and profit goals by tracking payments, dues, and event-related finances
• Allocated funds to 22 approved events, ensuring financial stability and maximizing value for fraternity initiatives