(IND) Principal, Software Engineer

Mobile Engineer

These roles support Project Sparky, an AI-powered chat assistant for iOS and Android platforms. Sparky helps users manage everyday shopping tasks—such as ordering groceries or scheduling car services—by remembering preferences and past interactions to streamline repeat activities. The project is deeply rooted in generative AI and creating the groundwork to move towards agentic AI by enabling personalized, context-aware assistance that evolves with user behavior.

We are seeking a highly skilled engineer with deep expertise in mobile architecture across both iOS and Android platforms. The ideal candidate will have experience building intelligent, real-time mobile experiences and a proven track record of strong collaboration with AI/ML, backend, and product teams. A commitment to performance, accessibility, and security standards is essential for this role.

What you'll do:

Leads the discovery phase of large Mobile Engineering projects by collaborating with cross-functional teams to determine project strategy; interpreting strategy into sustainable mobile solutions; driving prototype development to ensure concept is feasible; and implementing prototypes to validate projects.

Collaborate closely with the service teams to define the right end to end architecture for building reusable mobile (iOS/Android) widgets and create the blueprint with the right integration patterns for consumption by various Walmart Mobile Products.

Troubleshoots business and production issues for mobile devices by reviewing and analyzing information (for example, issue, impact, criticality, possible root cause); engaging support teams to assist in the resolution of issues; analyzing issues based on expert knowledge of mobile devices and programming; formulating and implementing an action plan; interpreting results to determine further action; and performing root cause analysis across multiple mobile devices to prevent future occurrence of issues.

Leads project teams for Mobile Engineering projects by providing direction regarding project plan; identifying short- and long-term solutions and timelines; providing guidance regarding project issues or roadblocks; reviewing and approving proposed solutions; implementing new architectural patterns; and performing design and code reviews of changes.

Develops innovative mobile technology solutions and strategies to support business objectives by collaborating with cross-functional business partners; developing assessments of key opportunities; benchmarking and analyzing industry best practices; forecasting for future technologies; driving high-priority initiatives; identifying and implementing solutions; communicating with and influencing decision-makers and executives within the organization; influencing the industry to adopt sustainable solutions; and defining software development guidelines, standards, and processes.

Leads medium- to large-scale, complex, cross-functional projects for Mobile Engineering by collaborating with cross-functional teams to determine project requirements; translating requirements into mobile solutions for multiple operating systems (for example, iPhone, Android); gathering requested information (for example, design documents, product requirements, wire frames); writing and developing code (for example, JavaScript) that can be applied to multiple types of mobile devices; integrating solutions to ensure they are applicable to multiple operating systems; developing user interface solutions; conducting testing to ensure solution is functional; communicating project status and roadblocks to team members and stakeholders; determining solutions to issues; enhancing design to prevent reoccurrence of defects across multiple devices; ensuring on-time delivery; and collaborating with project managers to provide guidance on project implementation plan.

Drives the execution of multiple business plans and projects by identifying customer and operational needs; developing and communicating business plans and priorities; removing barriers and obstacles that impact performance; providing resources; identifying performance standards; measuring progress and adjusting performance; accordingly, developing contingency plans; and demonstrating adaptability and supporting continuous learning.

Provides supervision and development opportunities for associates by selecting and training; mentoring; assigning duties; building a team-based work environment; establishing performance expectations and conducting regular performance evaluations; providing recognition and rewards; coaching for success and improvement; and ensuring diversity awareness.

Promotes and supports company policies, procedures, mission, values, and standards of ethics and integrity by training and providing direction to others in their use and application; ensuring compliance with them; and utilizing and supporting the Open Door Policy.

Ensures business needs are being met by evaluating the ongoing effectiveness of current plans, programs, and initiatives; consulting with business partners, managers, co-workers, or other key stakeholders; soliciting, evaluating, and applying suggestions for improving efficiency and cost effectiveness; and participating in and supporting community outreach events.

Minimum Qualifications:

• MS in Computer Science or related field
• 15+ years of experience in building products for Mobile
• 10+ years of iOS/Android platform experience
• 10+ years of programming experience in Swift/Kotlin
• 5+ years of experience in collaborating with AI/ML teams
• Deep understanding of various aspects of Mobile App Development
• Experience in integrating with REST based backend services
• Experience in working with large code bases and effectively driving large projects
• Experience in mentoring engineers and influencing other engineers across the organization
• Strong oral and written communication skills
• Good problem-solving attitude and analytical skills

Preferred Additional Skills:

• Experience in developing Rich Media Content or Conversational Applications in iOS or Android

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 experts, 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.

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.