Staff, Software Engineer - iOS Developer | Sunnyvale - job 1 of 28

Position Summary...What you'll do...As a Staff Software Engineer (iOS) , you'll will be the technical expertise which puts the end-user experience at the center. You'll apply your coding capabilities and iOS platform competencies to the improvement of existing products and the development of new software solutions at an enterprise-scale. You will play a critical role in developing and maintaining our iOS applications, ensuring a seamless shopping experience for our customers. We are looking for a talented engineer who is passionate about building high-quality software, collaborates well with others, and is committed to delivering exceptional results.About Team: Post Transactions teamPost Transactions team is responsible for design, development, and operations of large-scale orchestration system operating high scale for walmart.com customer journey after they complete the checkout process. We interact with multiple teams across the company to provide scalable, robust technical solutions.What you'll do :• Lead the design and development of iOS applications ensuring robustness, scalability, and optimal user experience.• Collaborate with cross-functional teams, including product management, design, and QA, to ensure that iOS applications are delivered on time and meet the required quality standards.• Write clean, efficient, and well-documented code that adheres to our coding standards and best practices.• Participate in Design and architectural discussions, code reviews and provide constructive feedback to peers to ensure that our codebase is consistent, maintainable, and follows industry standards.• Suggest and implement improvement in developer productivity and app performance.• Stay up-to-date with the latest trends and technologies in iOS development and make recommendations for improvements and optimizations.• Troubleshoot business and production issues by gathering information (for example, issue, impact, criticality, possible root cause); engage support teams to assist in the resolution of issues; formulate an action plan; perform actions as designated in the plan; interpret the results to determine further action; perform root cause analysis to prevent future occurrence of issues; and complete online documentation.• Must be a team player and proactive to identify any technical aspects which could impact overall systems.• Mentor junior iOS developers, providing guidance and support through code reviews and best practice recommendations.• Monitor the performance of live apps and make improvements to enhance usability and resolve any issues.• Participate in the full software development lifecycle, including design, development, testing, and deployment.• Participate in on-call rotations to help our Support team solve problems for customers• Adhere to our company's code of conduct and ethical standards in all aspects of your work.What you'll bring :• 10+ years of experience in complex problem-solving and iOS Development at scale• Solid understanding of the full mobile development life cycle and SOLID principles.• Solid understanding of different design patterns and their implementation at large scale applications.• Proficient in Swift and Objective-C, with experience in iOS frameworks such as UIKit, AppKit, and Core Data.• Experience with iOS development tools such as Xcode, Instruments, XCUITest, Espresso and Simulator.• Strong understanding of iOS design patterns and principles, including MVC, MVVM, and delegates.• Unit testing, Functional UI Testing best practices and patterns.• Caching, logging, performance tuning, and monitoring• Strong leadership skills and experience mentoring junior developers.• Experience with CI/CD systems such as TeamCity or Jenkins• Familiarity with Agile software development methodologies and version control systems such as Git.• Deep understanding of architecture and data-driven development• Strong communication and collaboration skills, with the ability to work effectively in a fast-paced team environment.• An ability to balance a sense of urgency with shipping high quality and pragmatic solutions• Experience working with a large codebase (Mono repo), multi tenant cross functional teamsAbout 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 that is primarily in office coupled with virtual when not onsite. Our campuses serve as a hub to enhance collaboration, bring us together for purpose and deliver on business needs. This approach helps us make quicker decisions, remove location barriers across our global team and be more flexible in our personal lives.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.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.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 .Sunnyvale, California US-04396:The annual salary range for this position is $143,000.00-$286,000.00Bentonville, Arkansas US-10735:The annual salary range for this position is $110,000.00-$220,000.00Additional compensation includes annual or quarterly performance bonuses.Additional compensation for certain positions may also include:- StockMinimum 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 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 or related field and 3 years' experience in software engineeringPrimary Location...840 W California Ave, Sunnyvale, CA 94086-4828, United States of America