About PrePass PrePass® is North America's most trusted weigh station bypass and toll management platform. We’re transforming how the transportation industry operates—creating solutions that keep trucks moving safely, efficiently, and compliantly. This means making bold decisions and building systems that support not only fleets but the broader economy. It all starts with enabling commercial vehicles to keep rolling with seamless toll management, weigh station bypass, and safety solutions. It’s what we do best, and we do it to meet the demands of the road every day. That’s why people join us: our solutions are implemented in real-time, on highways and interstates across the nation, helping fleets go farther, faster. This work challenges and rewards, presenting complex problems that need ambitious answers. We hire bold thinkers with a heart for impact, a passion for progress, and the optimism to shape the future of transportation. About the Role We are seeking a Senior Software Engineer to contribute to the design, development, and implementation of scalable and secure software solutions. You will work alongside experienced engineers, gaining hands-on experience with modern development practices, cloud technologies, and enterprise systems. This role is ideal for someone eager to grow their technical skills while working in a collaborative environment. Essential Responsibilities Software Development & Implementation - Develop, test, and maintain software applications using modern programming languages such as C#, Java, or Python. - Build and integrate RESTful APIs and other backend services. - Ensure code quality through unit testing, debugging, and code reviews. - Work with databases (SQL, NoSQL) and optimize queries for performance. Collaboration & Learning - Work closely with senior engineers, product managers, and designers to understand business requirements and implement technical solutions. - Participate in agile development processes, including sprint planning and daily stand-ups. - Engage in code reviews to receive and provide constructive feedback. Cloud & DevOps Exposure - Gain experience working with cloud platforms (Azure, AWS, or GCP). - Learn and contribute to CI/CD pipelines to automate deployments. - Monitor and improve application performance and reliability. Best Practices & Continuous Improvement - Follow coding standards, security guidelines, and system design principles. - Document technical solutions and contribute to knowledge sharing within the team. - Stay updated with emerging technologies and best practices.

• Architect, upgrade, design, and build scalable infrastructure solutions leveraging Kubernetes, AWS, RDS (MySQL/Postgres), and modern distributed patterns. • Help drive the infrastructure and engineering teams’ roadmaps, leading us to higher levels of reliability, recoverability, and scalability. • Find and fix issues across our systems before they become issues in production, through tooling, alerts, AI, collaboration with teams, whatever it takes. • Drive capacity planning, benchmarking, and work with the team to stress test our systems, find bottlenecks, and prepare for further growth in the business. • Define, maintain and enforce SLAs and alerts across our infrastructure. • Help Lead Sezzle’s AI enablement efforts, identifying opportunities to apply AI and automation to enhance infrastructure reliability, developer productivity, and internal tooling. • Build in consistency and scalability across a distributed microservices architecture while maintaining performance and reliability. • Establish and evolve engineering best practices for observability, security, and CI/CD across teams. • Mentor engineers and champion a culture of learning, innovation, and operational excellence. • Collaborate cross-functionally to translate business goals into technical roadmaps and deliver results that matter.

• Knowledge and experience with MySQL and Oracle databases • Hands-on experience developing with Spring Boot and Android • Practical experience developing and maintaining integrations via APIs • Willingness to learn and work with other technologies as needed • Solid programming logic skills • Self-managing, collaborative, and able to work well in a team.

• Design and evolve the internal developer platform that underpins virtually all backend development. • Own high-leverage projects across CLI tooling, CI/CD, shared libraries, and test infrastructure. • Work across Python, Go, Bazel, Kubernetes, AWS, and CI systems.