Freelance Node Js Developer Jobs in Kansas, OK (NOW HIRING)

Position Summary... What you'll do...Role summary:
The Senior Software Engineer will lead the delivery of scoped features and models through collaborative teams, ensuring alignment with platform and business objectives. This role involves designing, developing, testing, and maintaining scalable software solutions using multiple programming languages and modern development practices. The engineer will integrate AI/ML components, conduct code reviews, and support continuous improvement initiatives. Strong technical judgment, effective cross-team collaboration, and a product-driven mindset are essential to drive innovation and deliver high-quality, reliable software that meets stakeholder needs and enhances overall system performance.
About the team:
Our team spans the US and India, developing systems that manage software dependencies across thousands of repositories. We enforce software development lifecycle and security policies in production, automate CI/CD failure diagnosis and remediation using AI and machine learning, and enhance CI/CD experiences. Combining platform engineering, distributed systems, developer experience, AI-driven architecture, security, and compliance, the team focuses on automation, self-service, reliability, and reducing engineering effort at scale. This collaborative environment drives innovation and operational excellence to support Walmart’s technology objectives.
What you'll do:

• Collaborate and Innovate: Work in a dynamic, cross-functional team environment, sharing creative ideas and partnering with engineers, designers, and product managers to shape the vision and architecture of our web platforms.
• End-to-End Development: Design, develop, and maintain scalable, high-performance applications using a modern tech stack, ensuring seamless integration between frontend and backend components.
• Problem Solving: Conduct root cause analysis on applications to address business questions, identify performance bottlenecks, and uncover opportunities for improvement.
• Cross-Team Collaboration: Engage with engineering teams across geographies to share knowledge, leverage expertise, and contribute to the broader tech community.

What you'll bring:

• AI: GenAI, LLMs, agentic, and RAG frameworks for designing, developing, and deploying advanced AI systems and scalable intelligent solutions.
• Backend: Strong in Java, J2EE, Spring, JVM internals, concurrency, multithreading, service oriented architecture, and RESTful web services.
• Data: Solid fundamentals in algorithms, data structures, SQL, and relational databases including Postgres, SQL Server, and BigQuery.
• Distributed systems: Experience with Kafka, Elasticsearch, Python, and scalable, high performance distributed application environments.
• Frontend: Proficient in HTML5, CSS3, JavaScript, ReactJS, React Native, Redux, Webpack, and Node.js.
• Cloud and system design: Hands on cloud deployment experience building scalable, available production systems for applications and services at scale.

At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see https://one.walmart.com/notices. 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.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.
For information about benefits and eligibility, see One.Walmart.
The annual salary range for this position is $90,000.00 - $180,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
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Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Option 1: 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.
Option 2: 5 years’ experience in software engineering or related area. Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

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., We value candidates with a 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. The ideal candidate would have knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture. Primary Location... 2403 Se J St, Bentonville, AR 72716, United States of America Walmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.