Senior Software Developer - Web

Uline•Pleasant Prairie, WI

4d•$110,000 - $148,000•Onsite

About The Position

Help shape the future of Uline.com by using full-stack expertise to build and modernize a business-critical web platform serving thousands of customers across North America. The role offers the opportunity to influence architecture, solve complex engineering challenges, and build reliable, high-performing solutions at enterprise scale. The Senior Software Developer provides technical leadership, mentors developers, and works with teams across Uline to continually improve the customer experience. The position is on-site at Uline’s Corporate Headquarters in Pleasant Prairie, Wisconsin.

Requirements

Bachelor's degree in Computer Science, Information Technology, or a related field.
At least 5 years of software development experience, including developing web or eCommerce applications using .NET, Java, JavaScript, or TypeScript.
Strong problem-solving, technical leadership, and collaboration skills.

Nice To Haves

Experience with observability and monitoring tools such as Kibana, Elasticsearch, or Dynatrace, or data integration tools such as NiFi.

Responsibilities

Design, develop, and modernize large-scale web applications, influencing architecture and technical direction for Uline.com.
Contribute to project planning, architecture discussions, and code reviews for complex initiatives from planning through delivery.
Partner with teams across Uline to improve application performance and deliver solutions that enhance the customer experience.
Mentor and coach developers, providing technical guidance and helping resolve engineering challenges.
Explore and apply AI-powered solutions and emerging technologies, including Claude Code, GitHub Copilot, Azure AI, and vector search, as part of ongoing modernization.