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Walmart

Software Engineer III – iOS

Walmart

Software Engineer developing high-scalable services for Walmart's Last Mile Delivery initiative. Taking the lead on complex software engineering problems while working onsite in Sunnyvale, CA.

Posted 7/30/2026full-timeSunnyvale • California • 🇺🇸 United StatesMid-LevelSenior💰 $117,000 - $234,000 per yearWebsite

Core Competencies

Role fit
Core Competencies

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

Expertise in Native App Development with a strong focus on RxSwift, Swift, and Cloud Architecture. Proven ability to design and implement scalable systems, APIs, and micro-service architectures while ensuring compliance with company policies.

Highest-signal resume keywords
Native App DevelopmentRxSwift & Swift LanguagesCloud Components & ArchitectureLarge Scale Distributed SystemsAPI Design & Maintenance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Native App DevelopmentRxSwiftSwiftUIKitFoundationCloud ArchitectureAPI DesignMicro-Service ArchitectureUnit TestingEvent-Driven Architecture
Soft Skills
Project ManagementProblem SolvingCollaboration
Tools & Technologies
Azure Cloud StackKafkaCI/CDOpen-Source Libraries
Industry Keywords
ComplianceBusiness SolutionsImplementation DesignDistributed Systems

Tech Stack

Tools & technologies
AzureCloudDistributed SystemsKafkaRxSwiftSwift

About the role

Key responsibilities & impact
  • Taking the lead on problems related to scale & monetization
  • Research and identify needed solutions; determine implementation designs; provide guidance on new and enhanced systems
  • Manage small to large-sized complex projects
  • Write and develop code; conduct unit testing; collaborate with project team and cross functional teams
  • Troubleshoot business and production issues
  • Participate in the discovery phase of small to medium-sized projects
  • Model compliance with company policies and procedures
  • Provide and support implementation of business solutions.

Requirements

What you’ll need
  • 4+ years of working experience in Native App development
  • Experience with RxSwift & Swift languages, UIKit & Foundation frameworks, and xibs & storyboard
  • 3+ years of working experience in Cloud Components and Architecture
  • Demonstrated high level design of systems
  • Solid experience in large scale distributed systems and event-driven architecture
  • Have designed, built, and maintained APIs, services of highly scalable platforms
  • Have experience with Kafka or other high volume-low latency messaging infrastructure
  • Have experience with Azure Cloud Stack or other cloud stacks
  • Have extensive knowledge of open-source libraries, design patterns and micro-service architecture
  • Familiarity with CI/CD and unit testing.

Benefits

Comp & perks
  • 401 (k) match
  • stock purchase plan
  • paid maternity and parental leave
  • PTO
  • multiple health plans
  • short-term and long-term disability
  • company discounts
  • Military Leave Pay
  • adoption and surrogacy expense reimbursement
  • Live Better U education benefit program