Principal Software Engineer

Walmart

. Lead the design and delivery of Java services and web experiences powering Walmart's in-store positioning, mapping, and routing platform .

Posted 11/12/2026full-timeSunnyvale • California • United StatesLead💰 $143,000 - $286,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in Java services, front-end architecture with React and TypeScript, and scalable cloud-native solutions. Proven ability to lead technical direction, mentor engineers, and optimize performance across multi-region infrastructures.

Highest-signal resume keywords

Java 17/21 ExperienceTypeScript and React ProficiencyREST API DesignKubernetes and CI/CD KnowledgePrincipal-Level Technical Leadership

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

JavaTypeScriptReactNode.jsSpring BootPostgreSQLKafkaBigQueryAirflowKubernetes

Soft Skills

Problem-SolvingMentoringTechnical Direction

Tools & Technologies

CI/CDCloud-Native ArchitecturesObservability ToolsMetrics and TracingCanary Deployments

Industry Keywords

Digital AccessibilityWCAG 2.2 AAData Engineering FundamentalsMulti-Tenant CapabilitiesService Boundaries

Tech Stack

Tools & technologies

AirflowBigQueryCloudJavaJavaScriptKafkaKotlinKubernetesNode.jsPostgresReactSparkSpringSpring BootSpringBootSQLSwiftTypeScript

About the role

Key responsibilities & impact

Lead the design and delivery of Java services and web experiences powering Walmart's in-store positioning, mapping, and routing platform
Own front-end architecture for web tools and map experiences, including the admin application and in-store map interface
Build and review code across Java backend services, React/TypeScript front ends, Node, and mobile SDK integration layers
Set coding, testing, and engineering standards
Own Compass platform API design, service boundaries, caching, data stores, and multi-region resilience
Deliver scalable infrastructure, reusable tooling, and cloud-native architectures
Design and evolve multi-tenant capabilities for new chains and formats
Develop and review Kotlin and Swift mobile SDK code
Drive Kafka scale and performance, API latency, cache strategy, and BigQuery data-pipeline cost optimization
Partner with product, positioning vendors, and partner-app teams on SDK contracts, SLAs, rollout plans, and incident response
Improve observability, alerting, canary deployments, runbooks, change-management discipline, and on-call health
Set technical direction, lead design reviews and ADRs, mentor engineers, and drive reliability, performance, and operational health

Requirements

What you’ll need

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; OR 7 years’ experience in software engineering or related area
Deep experience with TypeScript and React, including state management, performance, accessibility, and testing
Experience with Node.js and server-side rendering versus single-page application trade-offs
Strong Java experience with Spring Boot 3.x and Java 17/21
REST API design
Relational data experience with PostgreSQL and JPA
Principal-level technical leadership across teams
Experience writing design documents and ADRs
Experience mentoring engineers
Kafka producers/consumers, partitioning, DLQ/retry, and idempotency
Data engineering fundamentals including BigQuery/SQL, Airflow, and Spark/Dataproc-style batch pipelines
Kubernetes, CI/CD, canary/progressive delivery, secrets management, metrics, tracing, and alerting
Ability to apply model-driven design and leverage AI agents to enhance software solutions
Excellent problem-solving skills focused on business and customer needs
Preferred: Master’s degree in a relevant field and 3 years' experience
Preferred knowledge of WCAG 2.2 AA, assistive technologies, and digital accessibility best practices

Benefits

Comp & perks

Performance-based bonus awards
Annual or quarterly performance bonuses
Medical, vision, and dental coverage
401(k)
Stock purchase plan
Company-paid life insurance
PTO and/or PPTO
Parental leave
Family care leave
Bereavement leave
Jury duty leave
Voting leave
Short-term and long-term disability
Company discounts
Military Leave Pay
Adoption and surrogacy expense reimbursement
Live Better U company-paid education benefits
Paid tuition, books, and fees for eligible education programs
English Language Learning and short-form certificates
Regional Pay Zone (RPZ) compensation for certain positions