Senior Software Engineer

Job description

At KBX, we use technology, market-based solutions, and operational excellence to create value for our customers and businesses. As a Senior Software Engineer, you will design and deliver scalable software solutions that support our transportation and logistics platforms. This AI-native product engineering role requires strong technical judgment, modern engineering practices, and ownership to turn ambiguous business problems into production solutions quickly, safely, and with fewer handoffs.

Our Team

We are the KBX Managed Freight Engineering team, focused on transforming freight management with innovative, AI-powered software solutions. Working closely with product, engineering, and business partners, we build and support scalable applications for shipment tracking, exception management, and carrier connectivity. Our collaborative, cross-functional team embraces modern engineering practices and empowers each member to take ownership and deliver meaningful business results.

What You Will Do

Use AI-assisted and agentic engineering practices across discovery, design, coding, testing, documentation, and support while maintaining accountability for solution quality, security, and supportability

Collaborate directly with Product Managers, Product Owners, Technical Leads, and business stakeholders to clarify problems and requests, challenge assumptions, evaluate tradeoffs, and deliver valuable business outcomes

Design, develop, and maintain scalable full-stack software applications and services, writing clean, efficient, and maintainable code across backend and user-facing components

Design and implement complex backend services, APIs, integrations, core system components, and user-facing application features

Participate in architecture discussions, technology strategy, technical decision-making, code reviews, and technical design discussions to ensure adherence to engineering standards and best practices

Provide technical guidance and mentorship to software engineers while helping resolve complex technical challenges

Improve application performance, scalability, reliability, and observability

Support and maintain existing applications by troubleshooting and resolving production issues

Document code, technical designs, architectural decisions, and engineering processes

Share reusable patterns, lessons, and practices that improve engineering speed and quality across teams

Who You Are (Basic Qualifications)

Experience leveraging AI-powered development tools and solutions, including LLMs and agentic systems, while ensuring generated outputs meet standards for quality, security, maintainability, and business value

Experience designing, developing, and maintaining software applications using .NET and related application frameworks

Experience on backend services, APIs, integrations, data access patterns, and user-facing application features

Experience developing user-facing application features using modern front-end frameworks or technologies

Experience designing and developing APIs, integrations, service-oriented solutions, and translating business requirements into technical solutions

Experience supporting applications through the full software development lifecycle

Experience collaborating with product, engineering, and business stakeholders to deliver software solutions from discovery to production

Experience delivering software through small, cross-functional teams with broad individual ownership and accountability for outcomes

Experience leading technical activities including code reviews, complex designs, architecture discussions, and troubleshooting

Experience mentoring or providing technical guidance to other engineers

What Will Put You Ahead

Experience incorporating AI capabilities into enterprise software solutions

Experience working on large software development teams delivering enterprise-scale applications

Experience in transportation, logistics , supply chain, fleet management, or related industries

E xperience using modern frameworks such as React, Angular, or Vue

Experience designing and implementing microservices and distributed systems

Experience with cloud-native development, containerization, and DevOps practices

Experience with test strategy, test planning, and automated testing frameworks

Experience improving system observability, monitoring, and operational excellence

Experience with relational and document databases such as PostgreSQL and MongoDB

Hiring Philosophy

All Koch companies value diversity of thought, perspectives, aptitudes, experiences, and backgrounds. We are Military Ready and Second Chance employers. Learn more about our hiring philosophy here .

Who We Are

As a Koch company, KBX provides the global transportation, logistics and technology solutions that help our customers deliver life’s essentials to people all over the world. We develop and deploy cutting-edge technologies to deliver better solutions for increasingly complex supply chains. Our team of tenacious problem-solvers are driven to create real, long-term value for our customers.

At Koch, employees are empowered to do what they do best to make life better. Learn how our business philosophy helps employees unleash their potential while creating value for themselves and the company.

Our goal is for each employee, and their families, to live fulfilling and healthy lives. We provide essential resources and support to build and maintain physical, financial, and emotional strength - focusing on overall wellbeing so you can focus on what matters most. Our benefits plan includes - medical, dental, vision, flexible spending and health savings accounts, life insurance, ADD, disability, retirement, paid vacation/time off, educational assistance, and may also include infertility assistance, paid parental leave and adoption assistance. Specific eligibility criteria is set by the applicable Summary Plan Description, policy or guideline and benefits may vary by geographic region.

Equal Opportunity Employer, including disability and protected veteran status. Except where prohibited by state law, some offers of employment are conditioned upon successfully passing a drug test. This employer uses E-Verify.

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Worksite address

green bay, WI, 54311, US

Who can apply

Review the original listing for work authorization, qualifications and employer requirements.