Enterprise Holdings

Senior Software Engineer - Full Stack Java/React

Enterprise Holdings$95K — $115K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 3+ years of software development experience in Java, Spring Framework, Spring Boot, and Spring WebFlux for microservices.
  • 2+ years experience with front-end frameworks including TypeScript and React.
  • 2+ years of SQL creation and implementation experience.
  • Strong knowledge of SOA, RESTful API design, and API consumption.
  • Experience building and supporting Spring Boot microservices on AWS.

Responsibilities

  • Support production operations and partner integrations of ARMS.
  • Design, modify, and develop complex code independently.
  • Evaluate technical elements of product offerings through testing and research.
  • Mentor junior team members and drive coding standards.
  • Troubleshoot and resolve application issues in collaboration with production support.
  • Collaborate with business partners to implement enhancements and new technologies.

Benefits

  • Hybrid work schedule allowing for remote work.
  • Commitment to a fair and transparent hiring process.
  • Opportunities for professional development and mentorship.
Full Job Description
Overview

This position is eligible for a hybrid work schedule, which includes the ability to work from home, while also requiring to be in person as needed at our Lakeside and/or Clayton Corporate HQ campus locations in St. Louis, Missouri.

We are committed to a fair and transparent hiring process. Candidates should expect identity verification, video interviews, technical validation of skills, and verification of employment, education, and work authorization. Falsification of information, proxy interviewing, or misrepresentation of experience or location will result in disqualification.

Responsibilities

The ARMS (Automated Rental Management System) Department is responsible for managing the core B2B platform that automates communication, vehicle authorizations, and billing between Enterprise Mobility and its insurance, collision repair, and dealership partners. In addition to supporting these critical external integrations, the department builds, maintains, and modernizes the underlying platform to ensure reliable, scalable rental workflows and seamless partner connectivity through APIs and a modernized user interface.

This team focuses on operational support, continuous improvement, and product optimization within ARMS, directly impacting system stability and user experience across the business. The role will support production operations, partner integrations, and modernization initiatives, including API enhancements, UI improvements, and ongoing defect resolution and performance optimization. The team works closely with rental operations, product and engineering teams, and external partners to ensure efficient, accurate transactions and continuous delivery of business value.

As an Engineer 2 in the Automated Rental Management System (ARMS), you will be responsible for using your technical knowledge to solve business problems. We are looking for a talented individual who can serve as a subject matter expert in their focus area and represent their department on complex assignments. You will be responsible for evaluating technical elements of our product offerings through requirements gathering, testing, research, and investigation and make recommendations for improvements that result in increased quality. You will be required to evaluate customer needs to determine and provide high-quality solutions that align with customer expectations.

In this role on the ARMS development team, you will be responsible for designing, modifying, and developing complex code independently, within various teams using applicable technologies. You will be responsible for mentoring, driving standards, ensuring code performance, contributing to code reviews, performing unit and integration testing, and analysis and review of software requirements. This position will partner with our Production Support team to troubleshoot and resolve application issues, our business partners to implement enhancements, and our Modernization teams to support API and new technologies. You should also have a strong team orientation and a sense of leadership and ownership. This role will require you to have strong knowledge of Java, which will enable you to research and fix issues. You will also be part of after-hours "On-Call Rotation" after getting up to speed.

Knowledge, Skills, and Abilities:
  • Must possess excellent analytical, problem-solving and decision-making skills
  • Must possess willingness and drive to learn
  • Must be able to work with minimal supervision
  • Strong teamwork abilities in a collaborative environment
  • Strong verbal and written communication skills
  • Experience with agile development methodologies and tools such as Scrum or Kanban
  • Experience with source control management (Bitbucket/GIT)
  • Experience with end-to-end testing using playwright or similar tools
  • Experience in the full software development lifecycle using tools such as Spring Tool Suite (STS) and/or IntelliJ IDEA or any other IDE (VS Code) for application development, debugging, and performance tuning


Qualifications

Required:
  • Must be presently authorized to work in the U.S. without a requirement for work authorization sponsorship by our company for this position now or in the future
  • Must reside in St. Louis, Missouri, or immediate surrounding area
  • 3+ years of software development experience using Java, Spring Framework, Spring Boot, and Spring WebFlux to build reactive, event-driven microservices leveraging Project Reactor (Mono/Flux) and non-blocking APIs.
  • 2+ years experience in front-end frameworks including TypeScript, React(Hooks, Context API, Redux), component-driven architecture and styling technologies including SASS, LESS, and SCSS.
  • 2+ years of experience creating and implementing SQL
  • Strong knowledge of SOA (Service-Oriented Architecture), RESTful API design, and API consumption within React applications.
  • Experience in Struts, Angular, and Postman preferred.
  • Experience building, deploying, and supporting Spring Boot microservices on AWS
  • Must be committed to incorporating security into all decisions and daily job responsibilities

Preferred:
  • Bachelor's degree in Computer Science, Computer Information Systems, Management Information Systems, or related field
  • Experience with Cloud technologies (AWS)
  • Experience with frameworks such as Hibernate and Struts
  • Experience with WebLogic
  • Experience with Jenkins or other continuous integration tools
  • Experience with Putty
  • Experience with Splunk
  • Experience with Artifactory
  • Experience with JIRA, Confluence, and/or similar tool
  • Experience with Cloud technologies (Azure, Terraform)
  • Experience with Postman/SOAP UI
  • Experience with Dynatrace

About Enterprise Holdings

Enterprise Holdings is a leading provider of car rental services. The company was founded in 1957 and is headquartered in St. Louis, Missouri. Enterprise Holdings operates three brands: Enterprise Rent-A-Car, National Car Rental, and Alamo Rent A Car. The company has a global presence, with locations in more than 90 countries. Enterprise Holdings is known for its commitment to customer service and has been recognized for its efforts to reduce its environmental impact.
Learn more about Enterprise Holdings
Size
100,000 employees
Industry
Founded
2000

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