Senior Software Engineer

Position Summary... What you'll do... Role summary: As a Senior Software Engineer, you will lead the delivery of scalable, secure software solutions by collaborating with cross-functional teams to implement, test, and maintain services, APIs, and AI/ML components. You will drive the full software development lifecycle, ensuring high-quality code and continuous improvement through automation and monitoring. This role requires strong technical judgment, solution design expertise, and a commitment to engineering excellence. You will mentor peers, engage stakeholders to define requirements, and contribute to innovation while aligning outcomes with broader platform and business objectives. Immigration Sponsorship support will NOT be available for this position** About the team: Walmart’s Advertising Technology group connects supplier brands with retail shoppers at an unmatched scale. This team of skilled engineers and data scientists operates in an agile environment to address complex, high-impact challenges. They manage billions of ad requests monthly through high-performance ad servers and develop intelligent data systems that ingest, model, and optimize vast data flows from online and in-store activities. Utilizing advanced machine learning and optimization algorithms, the team is committed to delivering exceptional experiences that meet the needs of customers and advertisers alike. What you'll do: Develop highly scalable services to process millions of requests per day and solve complex software systems problems by leveraging state-of-the-art technology. Gain exposure to various technologies used in Advertising and E-commerce platforms. Work with the data scientists and product managers to carry out various experiments across different areas of the AdTech platforms to improve customer experience. Drive projects of high visibility across the organization. Must-Have Requirements: 5+ years’ experience in internet-scale distributed technologies Relevant experience with relational / non-relational databases Strong background in algorithms and data structures Master's degree in Computer Science or equivalent experience What you'll bring: Extensive experience in software development with proficiency in languages such as JavaScript, TypeScript, Python, Java, Rust, Dart, and C++. Strong expertise in object-oriented programming, code review, debugging, and documentation-based coding practices. Experience with distributed NoSQL Databases such as CassandraProven ability to deliver scoped features and models through iterative development and continuous integration/deployment. Demonstrated skills in AI/ML integration and leveraging generative AI tools to enhance development efficiency. Solid understanding of platform design, product strategy, and technical leadership in scalable, secure software solutions. Experience with messaging/event streaming platforms (Kafka). Proficiency with cloud databases and services, including Azure SQL. Experience with search technologies such as Solr. Familiarity with vector databases such as Vespa. Demonstrated ability to deliver features through iterative development and continuous integration/deployment (CI/CD). 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. Flexible, hybrid work We use a hybrid way of working with primary in office presence coupled with an optimal mix of virtual presence. We use our campuses to collaborate and be together in person, as business needs require and for development and networking opportunities. This approach helps us make quicker decisions, remove location barriers across our global team, be more flexible in our 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. Equal Opportunity Employer: Walmart, Inc. is an Equal Opportunity 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 diversity- unique styles, experiences, identities, ideas and opinions – while being inclusive of all people. The above information has been designed to indicate the general nature and level of work performed in the role. It is not designed to contain or be interpreted as a comprehensive inventory of all responsibilities and qualifications required of employees assigned to this job. The full Job Description can be made available as part of the hiring process. ㅤ ㅤ ㅤ ㅤ ‎ Minimum Qualifications... Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications. Option 1: Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area and 3 years’ experience in software engineering or related area. Option 2: 5 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 1 year's experience in software engineering or related area., We value candidates with a background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture. Primary Location... 1275 Crossman Ave, Sunnyvale, CA 94089-1103, United States of America Walmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.