Senior React Developer Jobs in Missouri (NOW HIRING)

Position Summary... What you'll do...
Position Summary
We are seeking a highly skilled Senior Software Engineer to join our Operational Business Intelligence Data Team. In this role, you will be responsible for designing, developing, and scaling data-driven platform capabilities that empower business stakeholders to make informed decisions, driving business growth and innovation.
As a key member of our team, you will collaborate across full-stack applications, cloud infrastructure, and data platforms to deliver reliable, scalable, and secure solutions that accelerate innovation and improve developer productivity.
The ideal candidate will have strong experience in modern application development, with expertise in React, TypeScript, Java/Spring Boot, and cloud-native technologies, as well as a passion for building platform services and enabling data-driven experiences at enterprise scale.
About the Team
Our team drives the development and optimization of both front-end and back-end systems for key applications that support Health and Wellness operations. By collaborating closely with data teams, product managers, and business leaders, we deliver impactful solutions that align with organizational priorities and create measurable business value.
We are committed to fostering a culture of accountability, innovation, and inclusion. Through cross-functional collaboration, we ensure seamless support, continuous improvement, and the successful delivery of business-critical products.
What You'll Do

• Design, develop, and maintain scalable platform services and applications that support data engineering, analytics, and AI/ML initiatives.
• Build modern web applications and developer-facing tools using React and TypeScript.
• Develop backend APIs and microservices using Java, Spring Boot, and Python.
• Create reusable platform capabilities that enhance developer experience, improve operational efficiency, and increase system reliability.
• Architect and deploy cloud-native solutions across AWS, Azure, or GCP environments.
• Collaborate with product managers, data engineers, architects, and cross-functional engineering teams to deliver innovative platform solutions.
• Implement best practices for software design, security, observability, testing, and performance optimization.
• Contribute to platform modernization initiatives, including CI/CD automation, infrastructure as code (IaC), and operational excellence.
• Mentor junior engineers and provide technical leadership through design reviews, code reviews, and engineering best practices.
• Participate in architecture discussions and help drive technical decisions that align with enterprise standards and strategic goals.

Minimum Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent practical experience).
• 5+ years of professional software engineering experience.
• Strong experience building front-end applications using React and TypeScript.
• Strong backend development experience with Java and Spring Boot.
• Experience designing, building, and consuming RESTful APIs and microservices.
• Hands-on experience with at least one major cloud platform (AWS, Azure, or GCP).
• Strong understanding of software design patterns, distributed systems, and scalable architectures.
• Experience with modern DevOps practices, CI/CD pipelines, version control systems, and Agile development methodologies.

Preferred Qualifications

• Experience working with large-scale data platforms and data-intensive applications.
• Strong SQL skills and experience with relational and analytical databases.
• Experience with Apache Spark (PySpark or Scala) for distributed data processing.
• Knowledge of AI/LLM frameworks such as LangChain.
• Familiarity with containerization and orchestration technologies, including Docker and Kubernetes.
• Experience building developer platforms, internal tools, or platform engineering solutions.
• Knowledge of event-driven architectures and cloud-native data services.

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... 2608 Se J St, Bentonville, AR 72716-3724, 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.