Tarun Verma Email & Phone Number

Bengaluru, Ka, In

San Francisco, California, Us

• Led a petabyte-scale migration from ElasticSearch to Apache Pinot for Uber's uMetric platform, powering over 750 real-time metrics and serving 58 million daily requests across Uber Trips and Eats. Achieved this with zero downtime, resulting in annual savings of $2.93 million while improving scalability and performance.• Re-engineered Uber's uMetric and Panorama platforms to integrate a new product dimension across 14K metrics in collaboration with the product team.• Integrated Uber's Citrus experimentation platform with uMetric, enabling advanced search capabilities and enhancing metric discoverability.• Mentored 2 Software Engineers through the Speed Mentoring initiative, facilitating their professional growth and development.

Seattle, Wa, Us

• Architected and led the design and development of a petabyte-scale Data Lake on AWS using frameworks like Spark and Hudi, processing terabytes of data in near real-time, serving Data Science, Business Intelligence (BI), and Engineering teams across 12 business lines.• Mentored 4 Data Engineers, facilitating their professional development and growth within the organization.

Seattle, Wa, Us

• Spearheaded the design and development of a 4.1 petabyte capacity Data Warehouse on Redshift, hosting 1.7K datasets, and serving 13 million queries per year for 14K users.• Designed and developed a source-of-truth application to automate planning for North America Sort Centers, contributing to $31.7 million in annual savings across Engineering and Operations.• Developed an Auto Capacity Management data solution, resulting in $21 million of annual savings for North America Sort Centers.• Re-engineered the Delivery Estimated Arrival (DEA) misses root-cause analytics solution by developing a stream-based, near real-time data pipeline, saving 2080 Engineering hours annually.• Identified solutions to improve monitoring of over 500 data pipelines across multiple tools and services.• Collaborated with the Software Engineering team to manage and provision Infrastructure as Code, simplifying large-scale configurations and streamlining development practices using CI/CD pipelines.• Mentored 4 Data Engineers and Business Intelligence Engineers, supporting their professional development and growth.• Conducted sessions on real-time analytics on AWS and Amazon's internal infrastructure to share my experience with the data community within Amazon.• Created training videos to onboard Data Engineers and Business Intelligence Engineers onto Amazon's internal infrastructure.

Teaneck, New Jersey, Us

• Worked closely with the business to understand their requirements and assisted in developing Data and ML strategies.• Architected and led the design and development of a specialized pipeline to run multiple ML models, providing insightful predictions to Finance and Sales teams, resulting in a $20 million increase in sales annually.• Developed an in-house POS processing solution, resulting in $500K of direct quarterly savings.• Reviewed and re-engineered the finance data consolidation processes, reducing the time taken by up to 50% compared to the previous process, by implementing automated workflows and optimizing data retrieval.• Built and maintained pipelines to process monthly/weekly Sales and Inventory data provided by 100+ distributors across North America, Europe, and Asia.• Developed Python libraries that enabled a 30% reduction in development time and enforced code quality standards.

Dublin 2, Ie

• Organized requirement-gathering and data validation workshops with the business to ensure data quality and integrity.• Led the support team responsible for scheduling new jobs and monitoring over 100 jobs running daily to generate data quality metrics published to more than 5000 users and leadership.• Designed, developed, and maintained an in-house reporting tool to publish data cleansing, data validation, and post-load reports to users.• Maintained a Data Warehouse on Microsoft SQL Server, serving 5000+ users across different geographies.

Dublin 2, Ie

• Analyzed and re-engineered the data validation process to reduce data-related defects for an SAP implementation, resulting in $900K of direct savings per release.• Maintained a Data Warehouse on Microsoft SQL Server, serving 5000+ users across different geographies.• Worked on Six Sigma Black Belt projects to improve and streamline existing processes.

Dublin 2, Ie

• Built ETL pipelines for multiple finance processes.• Developed a specialized application to forecast SAP project costing results and highlight data issues.