Job Description
Position Summary...
What you'll do...
Whatyou'lldo...
As a Principal Engineer, you will act as ahands-on technical leader and architect for the MarketplaceTraffic Exposureplatform. This role requiresdeep technicalexpertiseand strong engineering judgment, with a focus onplatform engineering to build scalable, resilient, and extensible systems across both backend and frontend layers.
You will drive architectural excellence, evaluate and adopt modern technologies, and solve complex problems across a distributed, high-scale environment while leading through influence across teams.
About the Team:
Marketplace Engineering team is at the forefront of building core platforms and services to enable Walmart to deliver vast selection at competitive prices and with best-in-class customer experience by enabling third-party sellers to the marketplace platform, sell and manage their products to our customers onwalmart.com.We do this by managing the entire seller lifecycle,monitoringcustomer experience, anddeliverhigh- valueinsights to our sellers to help them plan their assortment, price, inventory. The team also actively collaborates with partner platform teams to ensure we continue to deliver the best experience to our sellers and our customers.
WhatYou’lldo:
- Drive thetechnical vision and architecture for Marketplace Orders and Returns systems
- Design and scaleevent-driven, microservices-based platforms, includingAPIs, webhooks, and app integrations, along withweb front-end applications for Marketplace workflows
- Leadend-to-end architecture across backend services andmodern web front-end (React/Redux)to deliver seamless user experiences
- Leadplatform engineering initiatives to improve developer productivity, system scalability, and reusability across teams
- Leveragedata and AI-driven insights to enhance system intelligence, decision-making, and customer/seller experiences
- Stay current with emerging technologies andapply modern engineering and platform practices to evolve the ecosystem
- Leadcross-team architectural decisions to ensure scalability, reliability, and performance
- Solve complex challenges indistributed systems, including data consistency, resiliency, and latency
- Partner with Product and Engineering leaders totranslate business needs into scalable technical solutions
- Influence and align multiple teams across Marketplace, Payments, Fulfillment, and Seller Platform
- Lead design reviews andestablishengineering best practices for APIs, integrations, and front-end applications
- Driveplatform modernization and continuous improvement initiatives
- Mentor senior engineers andraise the technical bar across the organization
- Lead by example through hands-on technical contributions to critical systems and architectural initiatives
Whatyou’llbring:
- 10+ years of software engineering experience in large-scale systems
- Deepexpertiseindistributed systems, microservices, and event-driven architectures
- Strong experience building and scalingcloud-native platforms with high availability and performance
- Proficiencyinbackend technologies (Java) and familiarity withmodern web frameworks (React/Redux)
- Experience designing and evolvingAPIs, webhooks, and external integrations at scale
- Strong foundationinplatform engineering and building reusable, extensible systems
- Proven ability todrive architecture across teams and influence technical decisions at scale
- Experienceleveragingdata and AI-driven insights to improve systems and user experiences
- Strong problem-solving skills with the ability to navigatecomplex, ambiguous challenges
- Track recordofmentoring senior engineers and raising the overall technical bar
- Excellent collaboration and communication skills across engineering and business stakeholders
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 5 years’ experience in software engineering or related area.Option 2: 7 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 and 3 years' 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...
1275 Crossman Ave, Sunnyvale, CA 94089-1103, United States of AmericaWalmart 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.Numbers & Facts
| Location | Sunnyvale, California |
| Industry | Retail |
| Salary | $143,000–$286,000 Per Year |
| Company Size | 10,000 employees or more |
| Year Founded | 1962 |
| Website | https://careers.walmart.com/ |
About Company
What started small, with a single discount store and the simple idea of selling more for less, has grown over the last 50 years into the largest retailer in the world. Each week, nearly 265 million customers and members visit our more than 11,200 stores under 55 banners in 27 countries and eCommerce websites in 10 countries. With fiscal year 2018 revenue of $500.3 billion, Walmart employs over 2.2 million associates worldwide. Walmart continues to be a leader in sustainability, corporate philanthropy and employment opportunity. It’s all part of our unwavering commitment to creating opportunities and bringing value to customers and communities around the world.
Skills
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