Senior Software Engineer – Backend Java/Rust

Walmart

. Own scoped feature and model delivery through collaborative engineering teams, ensuring alignment with platform and system objectives.

Posted 4/29/2026full-timeSunnyvale • California • 🇺🇸 United StatesSenior💰 $117,000 - $234,000 per yearWebsite

Tech Stack

Tools & technologies

CassandraJavaKafkaMicroservicesRxJavaSpringSpring BootSpringBoot

About the role

Key responsibilities & impact

Own scoped feature and model delivery through collaborative engineering teams, ensuring alignment with platform and system objectives.
Write clean, efficient, and reliable code across multiple languages, driving full software development lifecycle including CI/CD and automated testing.
Integrate AI/ML components and leverage GenAI tools to enhance software intelligence and development velocity.
Participate in solution design, conduct code reviews, and ensure scalable, secure, and maintainable software systems.
Collaborate with stakeholders to translate business needs into technical requirements and measurable outcomes.
Monitor application performance, support defect management, and promote continuous improvement and innovation.
Mentor peers, share knowledge, and contribute to engineering excellence and team growth.

Requirements

What you’ll need

Extensive experience in software development with proficiency in Java or RxJava, Spring Boot, Kafka, and Cassandra (or similar platforms).
Strong expertise in object-oriented programming, code review, debugging, and documentation-based coding practices.
Proven ability to deliver scoped features and models through collaborative, iterative development and continuous integration processes.
Experience integrating AI/ML components and leveraging generative AI tools to enhance software solutions.
Demonstrated skills in designing scalable, secure, and maintainable systems aligned with business objectives.
Ability to translate complex business problems into actionable technical requirements and measurable outcomes.
Experience working on high throughput, scalable microservices.
Bachelor's degree in computer science, computer engineering, computer information systems, software engineering, or related area, or 5 years’ experience in software engineering or related area.

Benefits

Comp & perks

Health benefits include medical, vision and dental coverage.
401(k) matching.
Stock purchase plan.
Paid maternity and parental leave.
PTO (including sick leave).
Paid time off benefits include 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.
Live Better U education benefit programs for associates.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaRxJavaSpring BootKafkaCassandraobject-oriented programmingCI/CDautomated testingAI/ML integrationmicroservices

Soft Skills

collaborationmentoringknowledge sharingproblem-solvingcommunicationcontinuous improvementinnovationcode reviewdocumentationstakeholder engagement

Certifications

Bachelor's degree in computer scienceBachelor's degree in computer engineeringBachelor's degree in computer information systemsBachelor's degree in software engineering