Senior, Software Engineer - Python

About the role

As a Senior Software Engineer at Walmart, you will lead the design, development, and delivery of scalable software solutions that align with business objectives. This role requires expertise in software architecture, coding standards, and agile methodologies to create maintainable, high-quality components. You will collaborate with cross-functional teams to analyze requirements, address technical challenges, and implement innovative features while ensuring security and performance. Your contributions will drive continuous improvement and operational excellence, supporting Walmart’s commitment to delivering value through technology and innovation.

About the team

The team develops a scalable, multi-tenant platform supporting Walmart U.S., International, Sam’s Club, and B2B operations. It creates autonomous AI-driven content systems for marketing across multiple channels, ensuring enterprise-grade governance and compliance. The group designs metadata-first, event-driven services for asset tracking and auditability, enabling seamless integration with internal and external solutions. Continuous feedback loops improve AI model quality and platform reliability. Collaborating with product, design, legal, and business teams, the team delivers secure, extensible systems that enhance consistency, speed, and innovation across Walmart’s global marketing operations.

Responsibilities

• Analyze and classify requirements, ensuring alignment with business objectives and technical needs.
• Design scalable software solutions, applying architecture principles and design patterns.
• Develop, test, and maintain high-quality, secure, and maintainable code using appropriate languages and frameworks.
• Conduct code reviews and implement telemetry features to monitor application performance.
• Collaborate with stakeholders to identify risks and recommend corrective actions during development.
• Automate repetitive tasks within CI/CD pipelines to enhance delivery efficiency.
• Troubleshoot defects and optimize system performance through root cause analysis.
• Support continuous improvement by adopting emerging tools and technologies.

Requirements

• Bachelor’s Degree in Computer Science or related field and 5-7 years or master’s degree in Computer Science or related field and 3-5 years of experience building scalable ecommerce applications.
• Proven expertise in software architecture, scalable distributed systems, and design patterns.
• Strong proficiency in object-oriented programming and coding standards across multiple languages such as JavaScript and Python.
• Experience with continuous integration and continuous delivery (CI/CD) pipelines, automation scripting, and telemetry implementation.
• Ability to analyze and translate business requirements into detailed technical designs and user stories.
• Skilled in debugging, defect management, and root cause analysis to ensure high-quality deliverables.
• Knowledge of secure coding practices and software development lifecycle (SDLC) methodologies.
• Demonstrated problem-solving skills and technical acumen in iterative development environments.

Nice to have

• Designed, built, and maintained APIs and services for highly scalable platforms.
• Designed and built video streaming applications, with real-time video analytics.
• Worked extensively with Kafka or other high-volume, low-latency messaging infrastructure and built real-time and batch data-driven applications.
• Extensive knowledge of open-source libraries, design patterns, and microservice architecture.
• Familiarity with CI/CD and unit testing.
• Experience in production system operations (logging, telemetry, alerting, etc.).
• Keen attention to detail and a desire to learn, collaborate, and embrace challenges.
• Knowledge and/or experience in data mining, machine learning, image, and video processing.
• 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.

Benefits

• Health benefits: Medical, vision, and dental coverage.
• Financial benefits: 401(k), stock purchase, and company-paid life insurance.
• Paid time off: PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting.
• Short-term and long-term disability.
• Company discounts.
• Military Leave Pay.
• Adoption and surrogacy expense reimbursement.
• Education: Live Better U, a Walmart-paid education benefit program for full-time and part-time associates, covering tuition, books, and fees for high school completion, bachelor’s degrees, English Language Learning, and short-form certificates. Eligibility requirements apply.

Pay

The annual salary range for this position is $117,000.00 - $234,000.00. Additional compensation includes annual or quarterly performance bonuses and stock for certain positions.

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