(USA) Software Engineer III

Walmart, Inc.

$117K — $234K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's or master's degree in computer science or related field (or equivalent experience).
  • 2 to 6 years of professional experience in iOS development.
  • Strong proficiency in Swift and experience with UIKit.
  • Experience designing scalable, modular architectures (e.g., MVVM, Clean Architecture).
  • Familiarity with RESTful and/or GraphQL APIs, asynchronous programming, and server-side API development.

Responsibilities

  • Design, develop, and maintain high-quality iOS features using modern technologies.
  • Collaborate effectively with product managers, designers, and backend engineers.
  • Own feature delivery for projects from implementation to deployment and monitoring.
  • Write clean, well-tested code and actively participate in code reviews.
  • Optimize app performance and user experience using profiling tools.
  • Troubleshoot production issues and drive fixes to closure.
  • Implement and maintain automated tests to ensure quality releases.

Benefits

  • 401(k) match and stock purchase plan.
  • Paid maternity and parental leave.
  • Access to multiple health plans including medical, vision, and dental coverage.
  • Short-term and long-term disability insurance.
  • Walmart-paid education benefits including tuition coverage for higher education.
Full Job Description
Position Summary...

What you'll do...
Position Summary

We are looking for a skilled and motivated Software Engineer III (iOS) who can contribute to building and evolving Walmart's iOS platform and customer experiences. This role requires strong iOS fundamentals, solid engineering judgment, and the ability to deliver high-quality features in a fast-paced environment. The candidate is expected to collaborate with global teams, understand the business context, contribute to technical design and implementation, participate in sprint planning, and support deployments and production readiness.
If you are inspired by the opportunity to solve meaningful problems and make a difference for our customers at scale, please join us.

What you'll do:

As a Software Engineer III, you'll help build and ship iOS applications that power Walmart's e-commerce experience. You will:
  • Design, develop, and maintain high-quality iOS features using modern iOS technologies and design patterns.
  • Collaborate with product managers, designers and backend engineers to deliver seamless, secure, and intuitive mobile experiences.
  • Contribute to technical design discussions and implement solutions that are scalable, testable, and maintainable.
  • Own feature delivery for assigned projects from implementation to deployment and production monitoring, with guidance from senior/staff engineers as needed.
  • Write clean, well-tested code and participate actively in code reviews, helping uphold engineering standards and best practices.
  • Optimize app performance, reliability, and user experience using profiling tools, crash analytics, and performance dashboards.
  • Troubleshoot production issues using observability and monitoring tools such as OpenObserve, and drive fixes to closure.
  • Work within modular codebases and contribute to architectures that integrate with GraphQL APIs and microservices-based backends.
  • Implement and maintain automated tests (unit/functional/E2E) to ensure quality and support high-confidence releases.
  • Assist in evaluating and integrating third-party SDKs/APIs to improve customer experience and engagement.
  • Contribute to continuous improvement in development workflows, CI/CD practices, and team engineering processes.
  • Stay current with iOS ecosystem changes, Apple platform updates, and emerging mobile trends.
  • Drive operational excellence by ensuring high availability, performance, and reliability of production systems using AI-driven monitoring, alerting, and incident management.
  • Champion engineering excellence through best practices such as code reviews, design reviews, and CI/CD, leveraging AI-assisted development tools to improve productivity and code quality.
  • Implement AI-powered solutions for proactive issue detection, automated root cause analysis, and self-healing systems to reduce downtime and improve system resilience.
  • Define and track key engineering and operational metrics, utilizing AI/analytics to drive continuous improvement and data-driven decision-making.
  • Foster a culture of innovation by adopting modern AI technologies, encouraging experimentation, and continuously improving development and operational workflows.


What you'll bring:
  • Bachelor's or master's degree in computer science or a related field (or equivalent experience).
  • 2 to 6 years of professional experience in iOS development.
  • Strong proficiency in Swift and solid experience with UIKit.
  • Experience building scalable, modular architectures (e.g., MVVM, Clean Architecture).
  • Experience developing and testing Server-side APIs for mobile and web clients using Node.js, Rust, Go, etc. GQL experience is a plus.
  • Hands-on experience with RESTful and/or GraphQL APIs and asynchronous programming.
  • Experience with CI/CD pipelines, automated testing, and release processes.
  • Strong debugging and performance optimization skills using profiling and monitoring tools.
  • Excellent problem-solving, communication, and cross-functional collaboration skills.
  • Familiarity with SwiftUI and/or Objective-C.
  • Experience with end-to-end (E2E) testing and advanced test automation strategies.
  • Experience developing consumer-facing or e-commerce mobile applications.
  • Exposure to observability tools (e.g., OpenObserve), crash analytics, and performance monitoring.
  • Familiarity with mobile analytics, A/B testing, and personalization techniques.

    Benefits:

    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.

    At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. 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. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable.

    For information about PTO, see https://one.walmart.com/notices.

    Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart.

    Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.

    For information about benefits and eligibility, see One.Walmart.

    The annual salary range for this position is $117,000.00 - $234,000.00

    Additional compensation includes annual or quarterly performance bonuses.

    Additional compensation for certain positions may also include :

    - Stock








    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 2 years' experience in software engineering or related area.
    Option 2: 4 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, 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.

    Masters: Computer Science

    Primary Location...

    1395 Crossman Ave, Sunnyvale, CA 94089-1114, 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.

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