Senior Application Developer

PACCAR is a Fortune 500 company established in 1905, recognized as a global leader in the commercial vehicle, financial, and customer service fields. With internationally recognized brands such as Kenworth, Peterbilt, and DAF trucks, PACCAR designs, manufactures, and supports premium light-, medium-, and heavy-duty trucks. Peterbilt Motors Company, founded in 1939, is known for performance, reliability, and innovation, serving customers across highways, construction sites, city streets, and logging roads.

About the Role

The Peterbilt Application Development Team is seeking a Senior Application Developer with expertise in Microsoft .NET development technologies. This role involves working within an agile development team to design, build, enhance, and support proprietary systems for Peterbilt Motors Company. The ideal candidate will be highly motivated, self-directed, adept at problem-solving, and possess strong communication and collaboration skills.

Responsibilities

• Develop and support API Connect and Web Services (REST, SOAP, gRPC, SignalR).
• Design, develop, and support enterprise applications using various web and client technologies.
• Conduct research, troubleshoot, and resolve complex software problems.
• Lead medium to large strategic projects, as well as other support and development assignments.
• Collaborate with business users and product owners to develop, refine, and document user stories.
• Create technical specifications and architecture.
• Support 24x7 applications with on-call responsibilities as needed.
• Occasional travel, including international.

Qualifications

• Bachelor’s Degree in Information Systems, Computer Science, Electrical Engineering, or a related field.
• 7+ years of experience developing web and client applications using .NET Framework, .NET Core / .NET 6, ASP .NET, C#, MVC, React, and SignalR.
• Experience with Microsoft SQL Server and Entity Framework.
• Proficiency in Blazor, XML, YAML, Python, JavaScript, TypeScript, Bash, PowerShell, Groovy, and JSON.
• Two years’ experience working with AWS Cloud, microservices, and/or containers.
• Two years’ experience working with AI tools such as Microsoft CoPilot and GitHub CoPilot X.
• Experience with Windows Forms, Web Forms, WCF & ASMX Services, REST (Web API), and hosting using IIS Server.
• Solid knowledge of software testing, including unit, integration, and acceptance testing.
• Strong understanding and experience with CI/CD tools such as Azure DevOps / Octopus.
• Highly experienced with agile software development practices and Scrum methodologies.
• Experience with automated unit testing and software design/technical architecture.
• Thorough understanding of design patterns and best practices in software engineering.
• Ability to work effectively in a self-organizing distributed team environment.
• Highly self-motivated, flexible, and focused on delivery.
• Strong communication skills and ability to collaborate across all levels of the organization.

Benefits

• 401k with up to a 5% company match.
• Fully funded pension plan providing monthly benefits after retirement.
• Comprehensive paid time off: minimum of 10 vacation days (increasing with seniority), 12 paid holidays, and sick time.
• Tuition reimbursement for continued education.
• Medical, dental, and vision plans for you and your family.
• Flexible spending accounts (FSA) and health savings account (HSA).
• Paid short- and long-term disability programs.
• Life and accidental death and dismemberment insurance.
• Employee Assistance Program (EAP) services, including wellness plans, estate planning, and financial counseling.
• Eligibility for a holiday gift.