(USA) Senior, Software Engineer - FE Platform

Walmart • Sunnyvale, CA

2d • Hybrid

About The Position

We're looking for a Senior Software Engineer / Front-end engineer who loves to code and loves to take ideas and build great products with JavaScript, HTML, and CSS. They know JavaScript is imperfect, but they embrace its functional side and genuinely enjoy coding with it. They are an experienced leader and expert in front-end technologies. They understand performance, A/B tests, web vitals, front end optimization and can write code to bring them to life too. About Team: As a Senior Software Engineer -Frontend platform with our team you will collaborate with Walmart International, which has over 5,900 retail units operating outside of the United States under 55 banners in 26 countries including Africa, Canada, Central America, Chile, and Mexico to name a few. Walmart International is a diverse and fast-growing business unit, so you'll get experience on many different projects across the organization. That said, here are some things you'll do: Measure and Modernize the Frontend platform that powers the eCommerce sites. Build reusable React components with modular CSS, manage data on the client with Redux, use react query, and GraphQL. Measure and resolve performance bottlenecks, using tools like Chrome DevTools, Lighthouse, WebPagetest, or custom tooling. Refactor or improve existing code. We constantly find ways to improve all of our JavaScript code and you are all aboard. Help put tools, processes, and documentation in place to improve our code quality. Demonstrate technical expertise in solving challenging programming and design problems Review code written by other team members or other teams. Ship to hundreds of thousands of users every day while having lots of autonomy in terms of code and feature ownership. Help out with our Node-based developer platform. Share what you know and learn either one-on-one or with lightning talks to the group. Work boldly with a sense of urgency; embrace mistakes, learn from them, and drive the team toward success.

Requirements

• 4+ years of experience in object-oriented design and software development.
• 4+ years of experience in building responsive, single page web applications using modern front-end JavaScript technologies like React, Angular, etc
• Thorough understanding of React, Node.JS and its core principles.
• 4+ years of experience in creating and/or consuming RESTful web services.
• Excellent communication skills: Demonstrated ability to explain complex technical issues to both technical and non-technical audiences.
• Expertise with unit testing & Test-Driven Development (TDD).
• BS/MS in computer science or equivalent work experience.
• Agentic Frameworks : Implement multi-agent workflows using LangChain, LangGraph, CrewAI or AutoGen.
• Tool Integration: Develop custom tool-calling capabilities, allowing agents to interact with external APIs, databases, and SaaS tools.
• 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

• Measure and Modernize the Frontend platform that powers the eCommerce sites.
• Build reusable React components with modular CSS, manage data on the client with Redux, use react query, and GraphQL.
• Measure and resolve performance bottlenecks, using tools like Chrome DevTools, Lighthouse, WebPagetest, or custom tooling.
• Refactor or improve existing code.
• Help put tools, processes, and documentation in place to improve our code quality.
• Demonstrate technical expertise in solving challenging programming and design problems
• Review code written by other team members or other teams.
• Ship to hundreds of thousands of users every day while having lots of autonomy in terms of code and feature ownership.
• Help out with our Node-based developer platform.
• Share what you know and learn either one-on-one or with lightning talks to the group.
• Work boldly with a sense of urgency; embrace mistakes, learn from them, and drive the team toward success.

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.
• 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.
• 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.

What This Job Offers

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