(USA) Senior, Software Engineer

Walmart•Bellevue, WA

3d•Hybrid

About The Position

Walmart is seeking a Senior Software Engineer to lead the delivery of scalable, secure software solutions aligned with platform and business objectives. This role involves managing full lifecycle development, including design, implementation, testing, and ongoing support of services, APIs, and AI/ML components. The successful candidate will collaborate across teams to translate complex requirements into reliable, maintainable code while driving continuous improvement and innovation. Strong technical judgment, proactive problem-solving, and effective communication with stakeholders are essential to ensure high-quality outcomes that support Walmart’s mission and operational excellence. Immigration Sponsorship support will NOT be available for this position. The Creative Platform team develops and maintains Walmart’s first-party self-service ad creative builder, enabling advertisers to create and deliver ad creatives across the retail media network. This team manages the full backend stack, including creative management APIs, video transcoding, and image optimization. Focused on scalable, reliable solutions, the team supports onsite and offsite ad delivery with high performance and seamless integration. Members collaborate to drive innovation, maintain system quality, and deliver impactful features that power Walmart’s advertising business end-to-end.

Requirements

5 years of experience as a Sr. Software Engineer.
Expert-level knowledge of Java and experience building Java-based backend systems.
Extensive experience building and implementing microservices and applications using SpringBoot and reactive frameworks like Spring WebFlux.
Experience in internet-scale distributed technologies (e.g. Solr, Kafka, Mem Cache, etc.).
Strong understanding of JEE components, multithreading, and networking.
Extensive knowledge of offline storage, caching, and performance tuning.
Experience with cloud-based solutions and hands-on experience with CI/CD development environments/tools, including Git, Maven, and Jenkins.
Strong understanding of CS fundamentals, microservices, data structures, algorithms, and problem solving.
Experience working with generated AI/ML technologies.
Experience with NoSQL databases like Cassandra.
Proven expertise in object-oriented programming and documentation-based coding practices.
Strong technical acumen with experience in code review, debugging, and continuous development.
Demonstrated ability to deliver scoped features or models through iterative and incremental development.
Experience integrating AI/ML components and leveraging generative AI tools to enhance software solutions.
Proficiency in software development lifecycle, including CI/CD, automated testing, and observability.
Ability to design scalable, secure, and maintainable software aligned with platform and business goals.
Effective collaboration and communication skills to engage cross-functional teams and stakeholders.
Commitment to engineering excellence, innovation, and continuous improvement.
Bachelor'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.
OR 5 years’ experience in software engineering or related area.

Nice To Haves

Master’s degree in Computer Science, Computer Engineering, Computer Information Systems, Software Engineering, or related area and 1 year's experience in software engineering or related area.
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.
Knowledge of accessibility best practices and joining us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.

Responsibilities

Manage full lifecycle development, including design, implementation, testing, and ongoing support of services, APIs, and AI/ML components.
Collaborate across teams to translate complex requirements into reliable, maintainable code.
Drive continuous improvement and innovation.
Ensure high-quality outcomes that support Walmart’s mission and operational excellence.
Develop and maintain Walmart’s first-party self-service ad creative builder.
Manage the full backend stack, including creative management APIs, video transcoding, and image optimization.
Support onsite and offsite ad delivery with high performance and seamless integration.
Drive innovation, maintain system quality, and deliver impactful features that power Walmart’s advertising business end-to-end.

Benefits

Incentive awards for performance
Maternity and parental leave
PTO
Health benefits
Medical coverage
Vision coverage
Dental coverage
401(k)
Stock purchase
Company-paid life insurance
PTO (including sick leave)
Parental leave
Family care leave
Bereavement
Jury duty
Voting
Short-term disability
Long-term disability
Company discounts
Military Leave Pay
Adoption and surrogacy expense reimbursement
PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes.
Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities. Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart.