Senior Developer

1 week ago

New Delhi, India Delta Air Lines Full time

About Delta Tech Hub: Delta Air Lines (NYSE: DAL) is the U.S. global airline leader in safety, innovation, reliability and customer experience. Powered by our employees around the world, Delta has for a decade led the airline industry in operational excellence while maintaining our reputation for award-winning customer service. With our mission of connecting the people and cultures of the globe, Delta strives to foster understanding across a diverse world and serve as a force for social good. Delta has fast emerged as a customer-oriented, innovation-led, technology-driven business. The Delta Technology Hub will contribute directly to these objectives. It will sustain our long-term aspirations of delivering niche, IP-intensive, high-value, and innovative solutions. It supports various teams and functions across Delta and is an integral part of our transformation agenda, working seamlessly with a global team to create memorable experiences for customers.KEY RESPONSIBILITIES: Design, architect, and optimize Teradata EDW solutions with a focus on performance, scalability, and maintainability. Lead performance tuning efforts using TASM and other workload management tools. Design and implement data pipelines using AWS services such as S3, Glue, Lambda, and SageMaker. Manage Teradata AI Unlimited (Teradata On-Demand) deployments in AWS, ensuring secure and efficient cloud infrastructure. Integrate and optimize SAS workflows with EDW and other data sources. Develop and maintain Tableau dashboards for business insights and reporting. Create and optimize data workflows using Python and PySpark. Serve as a trusted advisor and mentor, offering technical guidance and fostering a collaborative team environment. Drive application design and optimization in AWS, ensuring alignment with enterprise architecture. Lead high-impact initiatives with accountability for quality, timelines, and stakeholder engagement. Communicate effectively across geographies and functions to build trust and alignment.WHAT YOU NEED TO SUCCEED (MINIMUM QUALIFICATIONS): 3 - 6 yrs of professional experience. Hands-on experience in Teradata performance tuning, Teradata On-Demand and Teradata AI. Experience with SAS programming and integration with EDW (Enterprise Data warehouse) systems. Refactor SAS logic to use Teradata-native functions and avoid incompatible SAS functions. Automate SAS workflows and integrate with alerting systems. Profile SAS jobs for performance and resource metrics Enable SQL pushdown to Teradata using pass-through queries and LIBNAME engine. Solid foundation in DWH concepts, architecture, and implementation. AWS: Practical experience with S3, Glue, Lambda, and cloud infrastructure management. We can also look at GCP or Azure as well as an alternative to AWS. PySpark is not mandatory, rather a good to have skill

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