As a Senior Software Engineer on the Marketplace Platform team at Walmart, you will build and enhance reusable web frameworks, shared build pipelines, and platform capabilities that support multiple product teams. Your day-to-day involves hands-on engineering tasks such as implementing features, reviewing code, debugging issues, and improving application reliability and performance. You will also contribute to the design and implementation of the Orchestration Layer (OL) for coordinating micro frontends and app shell, ensuring consistent lifecycle patterns at scale. Additionally, you’ll work with TypeScript/JavaScript, React, Webpack, GraphQL, and modern frontend tooling to build responsive UIs and optimize performance. The role requires strong experience in frontend development, orchestration layer design, GraphQL, build optimization, and a keen interest in leveraging AI/ML tools for smarter workflows.
Skills
TypeScript
JavaScript
React
Webpack
GraphQL
Apollo_Client
Relay
Nx
Lerna
HTML
CSS
Vite
Performance_Optimization
Frontend_Performance
Browser_Storage
Memory_Caching
Code_Quality
CI/CD
GenAI
Agentic_Workflows
What you'll do
Build and enhance reusable web frameworks and shared build pipelines for multiple product teams.
Implement features, review code, debug issues, and improve application reliability and performance.
Use GenAI tooling to automate scaffolding, generate code, diagnose problems, and streamline workflows.
Design, implement, and evolve the Orchestration Layer that coordinates micro frontends and app shell.
Build responsive UIs with TypeScript/JavaScript, HTML, CSS, React, Webpack, and modern frontend tools.
What we're looking for
Strong experience with TypeScript/JavaScript, HTML, CSS, React, and modern build tooling like Webpack.
Experience contributing to Orchestration Layer patterns including app shell, micro frontend coordination, and shared lifecycle management.
Proficiency in GraphQL queries, mutations, subscriptions, and client integration using tools such as Apollo Client or Relay.
Demonstrated ability to optimize build processes, enhance shared tooling, and work with monorepos.
Track record of improving frontend performance through load time optimization, runtime behavior, and resource usage strategies.
Interest or experience in leveraging GenAI tools for developer workflow automation and code generation.
Market check
Salary context
This
$117,000–$234,000
range sits above
76%
of similar postings on FindRole.
Peer median band
$117,000–$203,940
Median floor and ceiling across peers.
Typical midpoint (25–75%)
$139,050–$175,500
Middle half of comparable postings.
Based on 240 comparable postings.*
* 240 is the maximum number of comparable postings sampled.
Employer
About Walmart
Walmart Inc. is the world''s largest retailer by revenue, operating a chain of hypermarkets, discount department stores, and grocery stores, as well as a growing e-commerce presence through Walmart.com. Industry: General Merchandise & Grocery Retail
Walmart currently has
495 open roles
on FindRole.
Listed pay typically runs
$117,000–$234,000
across 487 roles with salary data.