Senior Fullstack Engineer

Senior Fullstack Engineer

Pre Pass® is North America’s most trusted weigh station bypass and toll management platform. We’re transforming the transportation industry—creating solutions that keep trucks moving safely, efficiently, and compliantly. This means making bold decisions and building systems that support fleets and 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.

We’re looking for a Senior Fullstack Engineer to architect and build systems that power real-time weigh station bypassing, tolling solutions, and safety alerts. In this role, you’ll work across the stack—from scalable .NET Core APIs to modern web frontends using React, Type Script, and Tailwind

CSS. You’ll collaborate closely with product, design, and engineering teams, mentor others, and shape technical strategy.

• Lead the design and development of scalable, reliable backend services using .NET Core and C#
• Build APIs following RESTful principles, including pagination, versioning, authentication, and performance optimization
• Ensure backend code quality through testing frameworks like xUnit or NUnit
• Deploy and manage services on cloud platforms (Azure/AWS) using containers (Docker/Kubernetes)

• Architect and implement responsive, maintainable frontends with React, Type Script, Tailwind
  
  CSS, and state management (MobX or equivalent)
• Ensure UI consistency and performance across browsers and devices
• Collaborate with design teams to deliver intuitive user experiences

• Contribute to long-term technical strategy and architectural decisions
• Design systems end-to-end, balancing trade-offs and scalability
• Drive improvements in system performance, resilience, and observability

• Mentor junior and mid-level engineers, fostering technical growth across the team
• Lead code reviews and promote engineering best practices
• Collaborate cross-functionally to shape technical solutions

• 7+ years of professional software engineering experience, including significant fullstack development
• Expert-level skills with .NET Core and C#, including API development and optimization
• Hands‑on experience with React, Type Script, Tailwind
  
  CSS, and state management (MobX or similar)
• Deep understanding of relational databases (SQL Server, Postgre
  
  SQL, etc.) and data modeling
• Strong testing discipline across backend systems
• Experience deploying to cloud platforms and working with containers
• Familiarity with observability tools (metrics, logging, tracing)
• Proven track record of mentoring engineers and raising engineering standards

• Experience with domain-driven design (DDD), clean architecture, or microservices
• Knowledge of Graph
  
  QL or advanced REST patterns
• Experience with nonrelational databases (Cosmos DB, Mongo
  
  DB, Dynamo
  
  DB)
• Hands‑on experience with serverless functions, API gateways, CI/CD pipelines, and event‑driven messaging (e.g., Service Bus, Event Hubs)
• Experience building distributed systems using NService
  
  Bus or Mass Transit

• Strategic thinker with a proactive, problem‑solving mindset
• Comfortable navigating ambiguity and change
• High degree of initiative, ownership, and accountability
• Strong communication skills and ability to collaborate across teams
• Passion for building impactful technology that improves real-world outcomes

• Robust benefit package that includes medical, dental, and vision starting on the date of hire
• Paid Time Off, including vacation, sick, holidays, and floating holidays
• 401(k) plan with employer match
• Company‑funded “lifestyle account” upon hire for physical and mental well‑being (e.g., ski passes, retreats, gym memberships)
• Tuition Reimbursement Program
• Voluntary benefits (e.g., legal and pet discounts)
• Employee Assistance Program (available at no cost)
• Company‑sponsored and funded “Culture Team” focusing on employee development
• Community give‑back initiatives
• Culture that prioritizes employee development initiatives

Join Us. At Pre Pass, our mission drives us. We invest in relationships, challenge ourselves to innovate and improve, and win together. Simply put, we live our core values. Ready to help move the transportation industry forward? Join us and let’s drive progress—together.