Senior Software Engineer - Java/Spring/API

Enterprise Mobility; St. Louis (MO); Hybrid; USD 90,000 - 120,000; Full time

Benefits offered by this job

Hybrid schedule

Work from home opportunities

Healthcare package

401k matching

Job summary

Enterprise Mobility is seeking an IT Engineer 2 to join the Global Booking Orchestration - CarShare technology team. You will ensure reliability, performance, and operational health of the CarShare platform and related services, working across product, infrastructure, and vendor teams.

Ideal candidates have 3+ years of production Java experience, RESTful services, and API tooling, with a focus on security and reliability. This role offers a hybrid work schedule with in-person needs at our St.

Qualifications

• 3+ years of experience supporting enterprise Java applications in production.
• Strong knowledge of RESTful web services and Spring/Spring Boot.
• Experience with API design, testing tools, and API integration.
• Experience with source control using Git-based systems (e.g. Bitbucket).
• Ability to write clean, maintainable, and secure code.

Responsibilities

• Collaborate with product, infrastructure, security, and vendor teams on enhancements.
• Monitor health, performance, and availability of CarShare and related services.
• Participate in rotating on-call support for after-hours incidents.
• Lead incident response, releases, and root-cause analysis to improve stability.
• Support integrations between booking platforms, vehicle systems, and downstream services.
• Maintain technical documentation and runbooks.
• Proactively identify risks and drive automation for better operations.

Skills

Java

Spring Boot

RESTful APIs

Troubleshooting

Git/Bitbucket

CI/CD

Code quality

Education

Bachelor’s degree in CS/IS

Tools

Postman

SoapUI

Jira

Confluence

Job description

Overview

Enterprise Mobility is a leading provider of mobility solutions, owning and operating the Enterprise Rent-A-Car, National Car Rental and Alamo Rent A Car brands through its integrated global network of independent regional subsidiaries. Enterprise Mobility and its affiliates offer extensive car rental, carsharing, truck rental, fleet management, retail car sales, as well as travel management and other transportation services, to make travel easier and more convenient for customers.

Privately held by the Taylor family of St. Louis, Enterprise Mobility together with its affiliate Enterprise Fleet Management manages a diverse fleet of 2.4 million vehicles and accounted for nearly $39 billion in revenue through a network of more than 9,500 fully-staffed neighborhood and airport rental locations in more than 90 countries and territories. At the center of it all, our dedicated IT teams innovate, design and develop the technology that is redefining how customers rent, buy and share vehicles from our family of brands. Here, you will be part of a diverse and talented team that creates and delivers powerful technology solutions for our customers and employees across the world with the resources and support to develop in a variety of career paths. As an Enterprise Mobility team member, we offer an excellent package with market-competitive pay, comprehensive healthcare packages, 401k matching & profit sharing, schedule flexibility, work from home opportunities, paid time off, and organizational growth potential. 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

As we continue our commitment to creating advancement opportunities across Information Technology, we’re excited to announce the current opening of an Engineer 2 to join our Global Booking Orchestration - CarShare technology team!

The CarShare team is responsible for delivering and supporting digital experiences that enable vehicle sharing, reservations, and mobility services. The Mobile Services Interface (MSI) platform serves as a critical orchestration layer connecting customer-facing applications with enterprise and third-party services that support booking, reservation, and vehicle-sharing experiences. As an MSI Engineer 2, you will play a critical role in supporting the reliability, availability, and operational health of the Global Booking Orchestration CarShare platform and related technology ecosystem. This is an exciting opportunity to join a collaborative team where you will work on complex integration technologies, contribute to operational excellence, and play a meaningful role in supporting critical mobility services used by customers around the world.

IT Engineer 2 Responsibilities

As an IT Engineer 2, you will leverage your technical knowledge, troubleshooting skills, and understanding of enterprise application environments to support complex technology solutions across the CarShare portfolio. You will partner with application teams, infrastructure teams, vendors, and business stakeholders to ensure the stability, performance, and reliability of critical booking and mobility services. In this role, you will serve as a technical subject matter expert responsible for supporting production operations, troubleshooting complex issues, managing system dependencies, and identifying opportunities to improve platform reliability, monitoring, automation, and support processes.

Key Responsibilities

• Collaborate with product, infrastructure, security, and vendor teams to deliver enhancements and new features, support maintenance activities, and perform technology upgrades.
• Monitor and support the health, performance, and availability of CarShare applications, Global Booking Orchestration services, and supporting technology platforms.
• Participate in a rotating on-call support schedule (typically every 6 weeks) to provide after-hours support for production incidents, service disruptions, and critical business-impacting issues, ensuring timely response and resolution.
• Lead production support and operational readiness efforts by coordinating incident resolution, supporting releases and deployments, and driving root-cause analysis and preventative solutions that improve platform stability and customer experience.
• Support integrations between booking platforms, vehicle systems, external vendors, and downstream services.
• Maintain technical documentation, including system dependencies, operational procedures, support documentation, and troubleshooting guides.
• Monitor system alerts, performance trends, and operational risks to proactively identify issues, drive resolution, and improve platform stability, scalability, supportability, and overall operational health through enhanced monitoring, automation, and process improvements.

Knowledge, Skills, And Abilities

• Must have strong communication skills to effectively collaborate with and communicate technical information to various IT teams, business partners, and vendors.
• Must be able to work effectively in a team-oriented environment while also independently managing priorities and responsibilities.
• Must have strong troubleshooting, analytical and problem-solving skills, including the ability to identify root causes and drive solutions.
• Must have the ability to write clean, maintainable, and testable code following established coding standards and design patterns.
• Must have strong documentation skills and the ability to create and maintain technical support materials.
• Must be committed to incorporating security, reliability, and operational excellence into daily job responsibilities.
• Must possess a continuous learning mindset and demonstrate curiosity when evaluating new technologies, tools and approaches.

Equal Opportunity Employer/Disability/Veterans

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
• Must have 3 or more years of experience supporting enterprise Java applications in production environments, especially RESTful web services applications using frameworks such as Spring/Spring Boot.
• Must have knowledge of source control methodologies and experience using Git-based source control (e.g. Bitbucket) and participating in peer code reviews.
• Must have knowledge of API design best practices and experience with API testing tools such as Postman and SoapUI.
• Must have experience troubleshooting APIs, application integrations, and distributed system interactions across multiple platforms. Must have experience with incident management, root cause analysis, and supporting technology changes across multiple platforms.
• 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 supporting customer-facing digital platforms.
• Experience integrating with enterprise services using RESTful JSON and/or SOAP-based APIs.
• Experience with cloud environments and modern, cloud-native application architectures.
• Experience supporting mobility, transportation, fleet management, or connected vehicle technology.
• Experience working with third-party vendors and external technology integrations.
• Knowledge and working experience with Agile methodologies using tools such as Jira and Confluence.