Senior Software Engineer

What You’ll Do Design, develop, and maintain software applications used across Protolabs’ digital manufacturing and commerce platforms Build and enhance features using .NET Core, C#, web services, and SQL Server Utilize AI tools for software development such as Cursor, Claude, or Co‑pilot Design, implement, debug, and deliver high‑quality software Participate in requirements gathering, system design discussions, design reviews, and code reviews Create and maintain unit tests and automated acceptance tests to ensure software quality and reliability Debug and resolve production issues across functional and technical areas Work from established system designs and specifications using standard development tools, procedures, and best practices Collaborate effectively with architects, other engineers, product partners, and cross‑functional teams Provide technical input and assistance to less experienced engineers when appropriate Communicate development progress, risks, and support needs to team members and management Follow software engineering best practices and contribute to system resilience, performance, and maintainability Stay current on relevant technologies, frameworks, and industry best practices Participate in 24x7 on‑call rotation in support of global software systems Perform other duties as assigned What It Takes A degree in Computer Science, Software Engineering, or related field 5+ years of professional software development experience (or equivalent demonstrated capability) Proficient in C#, Visual Studio, MS‑SQL, HTML, JavaScript .NET development work experience Experience developing, maintaining, and supporting production software systems Experience with multiple .NET patterns and platform technologies like client/server, ASP.NET sites, web services, WCF endpoints, SOA, or MVC Experience using version control systems in a team environment Strong communication skills and work ethic Solid understanding of core software engineering concepts, design principles, and development practices Familiarity with Agile/Scrum development methodologies Demonstrated accountability, positive attitude, and ability to meet commitments Strong problem‑solving, analytical, and debugging skills Ability to work independently on assigned tasks while collaborating within a team Demonstrated history of staying current on best practices in technology What’s In It For You? Competitive salary and annual bonus opportunity Health Insurance: Traditional or High Deductible plan Flexible Spending Accounts Health Savings Account (including employer contributions) Dental and Vision Basic and Supplemental Life Insurance Short‑Term and Long‑Term Disability Paid caregiver leave At least 3 weeks of PTO + Holiday Pay + Wellness Hours + Volunteer Hours 401(k) with company match and immediate vest Employee Stock Purchase Program at a 15% discounted rate Matching grants through Protolabs Foundation And more! $107,400 – $161,000 a year Legal and Physical Requirements Proto Labs maintains ITAR‑compliant operations in all of our United States‑based facilities. Due to ITAR regulations, this role is only open to U.S. Citizens, lawful permanent residents (green card holders) or foreign nationals granted refugee or asylee status. Individuals with temporary visas (e.g., E, F‑1, H‑1, H‑2, L, B, J, TN or OPT) are not eligible for hire in this role. Proto Labs, Inc. is an Equal Opportunity Employer. Physical Demands: While performing the essential duties of this job, the employee is regularly required to sit; use a computer keyboard, monitor and mouse, telephone and printer; reach with hands and arms, talk, see and hear. The employee is occasionally required to stand, walk, stoop or kneel and must occasionally lift and/or move up to 25 pounds. Work Environment: Indoors (A/C); nonsmoking; the majority of this job function is performed in an office setting requiring normal safety precautions. However, there may be job duties that require the employee to spend time in the manufacturing areas exposed to machinery and noise; eye protection occasionally required. Occasionally works in outside weather conditions. Occasionally works near moving mechanical parts and in high, precarious places and is occasionally exposed to wet and/or humid conditions, fumes or airborne particles, toxic or caustic chemicals, risk of electrical shock and vibration. The noise level in the work environment is usually quiet to moderate. #J-18808-Ljbffr