Senior, Software Engineer ,UI

Walmart Inc.; Sunnyvale (CA); Hybrid; USD 117,000 - 234,000; Full time

Benefits offered by this job

401(k) match

Stock purchase plan

Paid maternity and parental leave

PTO

Health plans

Vision and dental coverage

Live Better U education benefits

Job summary

Walmart, Inc. is seeking a Senior Software Engineer to join Walmart Global Tech in Sunnyvale, CA. You will design, develop, and implement scalable frontend and backend solutions to support Walmart marketplace growth and store/ecommerce integrations.

You will mentor juniors, drive architecture decisions, optimize performance, and collaborate with cross-functional teams. Proficiency in HTML/CSS/JS, ReactJS, Node.js, Docker/Kubernetes, and cloud platforms are essential.

Qualifications

• Bachelor's degree in computer science or related field with 3+ years software engineering experience.
• Alternative: 5 years of software engineering experience.

Responsibilities

• Design, develop, and implement scalable frontend and backend solutions.
• Mentor junior team members and lead by example.
• Drive architecture decisions and maintain documentation.
• Collaborate with cross-functional teams to improve UX and performance.
• Focus on site speed, security, and reliability.

Skills

Frontend development

ReactJS

Node.js

HTML/CSS/JS

Performance optimization

Mentoring

Leadership

Cross-functional collaboration

Security best practices

DevOps

Cloud platforms (GCP/Azure)

Education

Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area

Tools

HTML

CSS

JavaScript

Bootstrap

Foundation

Docker

Kubernetes

Git

PostgreSQL

MySQL

MongoDB

ReactJS

Webpack

CI/CD pipelines

Cloud platforms (GCP/Azure)

Job description

Position Summary

What you'll do... Immigration sponsorship is not available in this role. We are seeking a highly skilled and motivated individual to join our team as a Senior Software Engineer. In this role, you will be playing a pivotal role in designing, developing, and implementing solutions that solve mission critical business problems and support Walmart marketplace growth.

About Team

Our team works closely with our US stores and eCommerce business to better serve customers by empowering team members, stores, and merchants with technological innovation. From groceries and entertainment to sporting goods and crafts, Walmart U.S. offers an extensive selection that our customers value, whether they shop online at Walmart.com, through one of our mobile apps, or in-store. Focus areas include customers, stores and employees, in-store service, merchant tools, merchant data science, and search and personalization.

What You'll Do

• User Interface Design: Utilize your proficiency in HTML, CSS, JavaScript, ReactJS, and Webpack to build responsive and dynamic user interfaces. Implement and customize CSS frameworks such as Bootstrap or Foundation to enhance the visual appeal and functionality.
• Site Speed Optimization: Focus on optimizing site speed and performance, ensuring fast load times and efficient resource utilization. Use various techniques to enhance page performance.
• Browser Storage & Memory Management: Manage browser storage effectively and optimize browser memory usage to ensure smooth and efficient web application performance.
• Node.js Expertise: Leverage your strong hold on Node.js for server-side JavaScript, developing scalable backend services and ensuring seamless integration with frontend applications. Implement efficient data processing and handle asynchronous operations effectively.
• Mentoring & Learning: Provide mentorship to junior team members, fostering a culture of continuous learning and professional growth. Lead by example and encourage knowledge sharing within the team.
• Architecture & Design: Stay abreast of emerging frontend and backend technologies, make strategic architectural decisions, and maintain comprehensive documentation. Drive the architectural vision for both frontend and server-side systems.
• Collaboration: Work closely with cross-functional teams to enhance user experiences and ensure seamless integration. Facilitate effective communication and collaboration across departments.
• App Health, Quality, and Performance: Prioritize application quality, respond swiftly to feedback, improve performance, and address critical issues proactively. Implement best practices for monitoring and maintaining application health.
• Tech Initiatives & Innovation: Contribute to technological advancements and innovation within the team. Champion new ideas and drive the adoption of cutting‑edge frontend and backend technologies.
• Time Management & Planning: Develop detailed project timelines, manage tasks efficiently, and practice effective time management. Ensure timely delivery of high-quality projects.
• Engineering Excellence: Focus on meticulous, detail-oriented work, conduct rigorous code reviews, and resolve complex technical challenges. Uphold the highest standards of engineering excellence.
• Leadership: Provide strategic technical guidance, lead and manage projects, and coordinate with other teams to achieve successful outcomes. Exhibit strong leadership qualities and mentor junior team members.

What You Will Bring

• Proficiency in HTML, CSS, and JavaScript , for frontend development.
• Expertise in frontend technologies including ReactJS and Webpack.
• Deep understanding of site speed optimization techniques and best practices.
• Experience with CSS frameworks such as Bootstrap or Foundation.
• Proficiency in managing browser storage and optimizing browser memory usage.
• Strong hold on Node.js for server-side JavaScript and associated backend development.
• Proficiency with databases, including both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB) solutions.
• Knowledge of asynchronous programming and event-driven architecture in Node.js.
• Familiarity with performance optimization techniques for backend systems to ensure high responsiveness and low latency.
• Understanding of security best practices for protecting against vulnerabilities and ensuring data integrity and privacy.
• Experience with containerization tools such as Docker and orchestration platforms like Kubernetes.
• Proficiency with version control systems (e.g., Git) and CI/CD pipelines.
• Experience with cloud-native technologies (GCP/Azure) and DevOps practices.
• Proven ability to write clean, testable, and maintainable code.
• Strong analytical and problem-solving skills.
• Excellent verbal and written communication skills.
• Demonstrated leadership abilities to lead projects and mentor junior team members.
• Experience in e-commerce or marketplace platforms.
• Contributions to open-source projects or active involvement in internal platform evangelism.

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 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 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.

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

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

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

680 West California Avenue, Sunnyvale, CA 94086-4834, United States of America

About Walmart

Fifty years ago, Sam Walton started a single mom-and-pop shop and transformed it into the world’s biggest retailer. Since those founding days, one thing has remained consistent: our commitment to helping our customers save money so they can live better. Today, we’re reinventing the shopping experience and our associates are at the heart of it. You’ll play a crucial role in shaping the future of retail, improving millions of lives around the world. This is that place where your passions meet purpose. Join our family and create a career you're proud of.