Senior, Software Engineer - iOS

Walmart • Sunnyvale, CA

18h • $117,000 - $234,000

About The Position

We are seeking an experienced and passionate Senior iOS Engineer to join our dynamic mobile team. You will play a pivotal role in designing, developing, and optimizing high-performance applications using the latest Swift and SwiftUI frameworks. The ideal candidate thrives in a fast-paced Agile environment and is a dedicated advocate for robust architectural improvements and team mentorship About Team: The Product Details Page Customer Experience Team is responsible for crafting and optimizing the experience customers have when viewing product details on the Walmart website. Our team brings together experts in product management, design, engineering, content, research, and analytics to ensure that every element on the item details page is clear, accessible, and engaging. We focus on presenting comprehensive and accurate product information, intuitive layouts, and seamless interactions that help customers make informed purchase decisions. By leveraging user research and data-driven insights, we continuously refine the page to remove friction, enhance accessibility, and create a delightful shopping experience for everyone.

Requirements

• 5+ years of experience building iOS applications using Swift, SwiftUI, and modern architectural patterns (MVVM, VIPER, Clean Architecture, Coordinators).
• Expertise with iOS SDK, UIKit, Swift Concurrency (async/await), and Combine frameworks.
• Experience integrating with backend APIs (REST, GraphQL, JSON, HTTP) and familiarity with Node.js services.
• Deep understanding of software design principles, data structures, algorithms, and distributed systems.
• Strong debugging, performance monitoring, and optimization skills, including memory management and app stability improvement.
• Proficiency in writing unit and UI tests, automating workflows, and conducting code reviews to maintain code quality.
• Familiarity with third-party libraries and dependency managers (CocoaPods, Swift Package Manager, Carthage).
• Ability to translate wireframes and designs into pixel-perfect views using Auto Layout and SwiftUI.
• Excellent collaboration and decision-making skills in fast-paced, cross-functional environments.
• 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.

Nice To Haves

• 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.

Responsibilities

• Lead the discovery phase of medium to large Mobile Engineering projects by collaborating with cross-functional teams to determine project strategy; interpreting strategy into sustainable mobile solutions; and obtaining cross-functional approvals.
• Troubleshoot business and production issues for mobile devices by gathering and evaluating 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; performing root cause analysis across multiple mobile devices to prevent future occurrence of issues; and completing online documentation.
• Provide mobile engineering support to the business by responding to user questions, concerns, and issues (for example, technical feasibility, implementation strategies); forecasting for future technologies; identifying short- and long-term solutions; facilitating resolution development; and leading cross-functional partnerships to implement resolutions.
• Lead small 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 providing feedback for proposed solutions; and performing design and code reviews of changes.
• Manage medium- to large-scale projects for Mobile Engineering by collaborating with cross-functional teams to review 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 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.
• Demonstrate up-to-date expertise and applies this to the development, execution, and improvement of action plans by providing expert advice and guidance to others in the application of information and best practices; supporting and aligning efforts to meet customer and business needs; and building commitment for perspectives and rationales.
• Provide and supports the implementation of business solutions by building relationships and partnerships with key stakeholders; identifying business needs; determining and carrying out necessary processes and practices; monitoring progress and results; recognizing and capitalizing on improvement opportunities; and adapting to competing demands, organizational changes, and new responsibilities.
• Model compliance with company policies and procedures and supports company mission, values, and standards of ethics and integrity by incorporating these into the development and implementation of business plans; using the Open Door Policy; and demonstrating and assisting others with how to apply these in executing business processes and practices.

Benefits

• Beyond our great compensation package, you can receive incentive awards for your performance.
• Other great perks include 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, and much more.
• Health benefits include medical, vision and dental coverage.
• Financial benefits include 401(k), stock purchase and company-paid life insurance.
• Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting.
• Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.
• You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes.
• Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities.
• Tuition, books, and fees are completely paid for by Walmart.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level