Staff, Software Engineer - Backed/ML

Role Summary

The Staff Software Engineer plays a critical role in delivering scalable platform capabilities and driving the full software development lifecycle, including design, coding, testing, deployment, and maintenance. This position leads technical execution aligned with strategic roadmaps, applies cloud‑native architecture principles, and integrates AI/ML solutions to enhance platform functionality. The role involves mentoring engineers, influencing architectural decisions, and collaborating across teams to translate complex requirements into actionable solutions. A commitment to engineering excellence, continuous improvement, and effective communication ensures the delivery of high‑quality, sustainable software products that support business objectives.

About the Team

The W+ team designs and develops scalable, cloud‑native AI‑powered systems that enhance operational reliability and performance. They lead technical strategy and execution across platforms, ensuring architectural integrity aligned with enterprise standards. Focused on continuous improvement, the team automates processes and optimizes system scalability. Collaboration and mentorship foster knowledge sharing and high‑quality delivery. With expertise in AI agents, reliability engineering, and payments industry solutions, the team advances innovative technologies that align with business goals and customer needs.

Responsibilities

• Deliver platform capabilities—including infrastructure, tooling, and ML frameworks—aligned with roadmap priorities to ensure scalable and resilient systems.
• Lead full software development lifecycle activities such as coding, testing, deployment, monitoring, and maintenance.
• Apply cloud‑native architecture principles to enhance system agility and performance.
• Conduct system design reviews to validate quality and alignment with architectural standards.
• Build AI‑driven applications integrating ML components and automation features.
• Mentor engineers, influence technical decisions, and promote engineering best practices.
• Collaborate with stakeholders to define technical requirements and track success metrics.
• Drive continuous improvement through innovation, error correction, and knowledge sharing.

Requirements

• 7+ years of professional experience in full‑stack software development (native mobile, web front end, back end) with hands‑on coding experience.
• Experience with the full software development lifecycle, including coding, testing, CI/CD deployment, observability, and maintenance.
• Knowledge of designing and developing advanced Android applications, including Android SDK, Services, and background processing methods.
• Demonstrated technical leadership, mentorship, and collaboration across cross‑functional teams.
• Data‑driven decision‑making skills to define metrics and optimize engineering processes.
• Adaptability to evolving technologies and complex system contexts.

Minimum Qualifications

• Bachelor’s degree in computer science, computer engineering, computer information systems, software engineering, or a related area **and** 4 years of software engineering experience.
• Or 6 years of software engineering experience without a degree requirement.

Preferred Qualifications

• Master’s degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or a related area **and** 2 years of software engineering experience.
• Experience creating inclusive digital experiences and implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and accessibility best practices.
• Knowledge of Walmart’s accessibility standards and a commitment to building accessible products and services.

Benefits

• Health coverage: medical, vision, and dental.
• Financial benefits: 401(k), stock purchase plan, company‑paid life insurance, performance‑based bonuses, and stock awards.
• Paid time off: PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, voting leave, and flexible use of PTO/PPTO.
• Additional benefits: short‑term and long‑term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement.
• Education: Live Better U program covering tuition, books, and fees for a range of programs from high‑school completion to bachelor’s degrees and certificates.

Pay

Salary ranges: Bellevue, WA – $132,000 – $264,000 annually; Sunnyvale, CA – $143,000 – $286,000 annually. Additional compensation includes annual or quarterly performance bonuses and stock awards.

Location

10900 NE 4th St, Bellevue, WA 98004, United States.