Position Summary... What you'll do... Skillset: Python or Scala, Spark, Kafka, Azure, GCP, Airflow Experience range: 9 - 14 years About the Team : Enterprise Business Services is invested in building a compact, robust organization that includes service operations and technology solutions for Finance, People, Associate Digital Experience. Our team is responsible for design, development, and operations of large-scale data systems operating at petabytes scale. We focus on creating pipelines, curating and aggregating huge data, distributed spark infrastructure. We interact with multiple teams across the company to provide scalable robust technical solutions. This role will focus on Data engineering and ETL development. A majority of the transformation logic will be in Databricks. A strong understanding of creating workflow is needed. This role will assist in ETL design leveraging standard Data Warehousing techniques and functional programming techniques. What you'll do: Design, build, test, and deploy cutting-edge data solutions at Walmart scale, impacting millions of customers worldwide. Develop high-performance, scalable Spark and Big Data solutions to extract, transform, and load large-scale datasets. Perform root cause analysis on data and processes to answer business questions and identify improvement opportunities. Build and optimize data pipelines, architectures, and datasets handling terabytes and petabytes of data. Collaborate with Walmart engineering teams across geographies to leverage expertise and contribute to the technology community. Partner with Product Management and business teams to drive priorities and deliver innovative product features. Work closely with Data Engineers to evaluate and implement open-source tools through research, POCs, and pilot programs. Support business and product teams by building data solutions and developing deep expertise in data analytics. Collaborate with team members to define best practices and meet client requirements for software development. Analyze and test programs and products before launch to ensure high-quality performance. Develop solutions and monitoring mechanisms to ensure software security and protect sensitive information. Continuously identify opportunities to enhance software performance, scalability, and effectiveness. Mentor, coach, and support team members to strengthen their confidence and proficiency in software applications. Contribute to a culture of innovation, collaboration, and continuous improvement across the engineering organization What you'll bring: • Bachelor’s or master’s degree in computer science or a related technical field. • 11 years of hands-on object-oriented programming experience in Python. • 8+ years of hands-on in Database Fundamentals, SQL, PLSQL, Store Procedures. • 7+ years of experience in designing and developing large-scale, fault-tolerant, highly scalable data pipelines using big data technologies (e.g., Apache Spark, Kafka, Cassandra, Hadoop, Hive, Presto, Airflow). • Strong understanding & experience in system design, algorithms, distributed systems, and high-scale data processing. • Deep understanding of ETL, Data Modeling & Data Warehousing concepts. • Strong programming expertise to understand requirements, design high-level & low-level solutions (HLD/LLD), and implement design patterns with S.O.L.I.D principles. • Experience in end-to-end product development, emphasizing configuration-driven, behavior-driven, and test-driven development (including unit test cases and DevOps best practices). • Designing systems that gracefully handle failures, high concurrency, data inconsistencies, and edge cases. • Ensuring zero data loss and 100% accuracy in data pipelines, even under high-volume traffic. • Implementing and tuning systems that process petabytes of data with sub-second latency. Experience in mentoring junior resources Platform driven approach. •Implementing fine-grained access controls, encryption, and data masking techniques. • Implementing real-time monitoring, logging, tracing, and alerting to ensure high availability and proactive issue resolution. • Writing robust integration, regression, and performance test cases to detect defects early. • Experience with Jenkins, GitHub Actions, or GitLab CI/CD to streamline release management. • Ability to prioritize and make trade-offs between performance, cost, and reliability. • Expertise in failure analysis, RCA (Root Cause Analysis), and rollback strategies. Additional Qualifications: • Experience in building large-scale distributed systems, ensuring scalability and fault tolerance. • Strong exposure to cloud infrastructure (AWS, GCP, OpenStack, etc.). • Experience working with metadata-driven development approaches. • Passion for automation, optimization, and improving system efficiency. • Strong problem-solving, critical thinking, and analytical skills. • Excellent communication skills, with the ability to explain complex technical concepts effectively. About Walmart Global Tech Imagine working in an environment where one line of code can make life easier for hundreds of millions of people. That’s what we do at Walmart Global Tech. We’re a team of software engineers, data scientists, cybersecurity expert's and service professionals within the world’s leading retailer who make an epic impact and are at the forefront of the next retail disruption. People are why we innovate, and people power our innovations. We are people-led and tech-empowered. We train our team in the skillsets of the future and bring in experts like you to help us grow. We have roles for those chasing their first opportunity as well as those looking for the opportunity that will define their career. Here, you can kickstart a great career in tech, gain new skills and experience for virtually every industry, or leverage your expertise to innovate at scale, impact millions and reimagine the future of retail. Walmart’s culture sets us apart, and we know being together helps us innovate, learn and grow great careers. This role is based in our [Bangalore/Chennai] office for daily work, with the flexibility for associates to manage their personal lives. Benefits Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include a host of best-in-class benefits maternity and parental leave, PTO, health benefits, and much more. Belonging We aim to create a culture where every associate feels valued for who they are, rooted in respect for the individual. Our goal is to foster a sense of belonging, to create opportunities for all our associates, customers and suppliers, and to be a Walmart for everyone. At Walmart, our vision is "everyone included." By fostering a workplace culture where everyone is—and feels—included, everyone wins. Our associates and customers reflect the makeup of all 19 countries where we operate. By making Walmart a welcoming place where all people feel like they belong, we’re able to engage associates, strengthen our business, improve our ability to serve customers, and support the communities where we operate. Equal Opportunity Employer Walmart, Inc., is an Equal Opportunities Employer – By Choice. We believe we are best equipped to help our associates, customers and the communities we serve live better when we really know them. That means understanding, respecting and valuing unique styles, experiences, identities, ideas and opinions – while being inclusive of all people Minimum Qualifications... Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications. Minimum Qualifications:Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 4 years’ experience in software engineering or related area.Option 2: 6 years’ experience in software engineering or related area. Preferred Qualifications... Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications. Master’s degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or related area and 2 years' experience in software engineering or related area Primary Location... Block- 1, Prestige Tech Pacific Park, Kadubeesanahalli Village, Varthur Hobli , India About Walmart: Fifty years ago, Sam Walton started a single mom-and-pop shop and transformed it into the world's biggest retailer. Since those founding days, one thing has remained consistent: our commitment to helping our customers save money so they can live better. Today, we're reinventing the shopping experience and our associates are at the heart of it. You'll play a crucial role in shaping the future of retail, improving millions of lives around the world. This is that place where your passions meet purpose. Join our family and create a career you're proud of.

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