Associate Software Engineer – C++ (Computer Aided Manufacturing)

Protolabs; Iowa (LA); On-site; USD 75,000 - 112,000; Full time

Benefits offered by this job

Health Insurance

Flexible Spending Accounts

Health Savings Account

Dental and Vision

Life Insurance

Short-Term and Long-Term Disability

Paid time off

401k with company match

Employee Stock Purchase Program

Job summary

Protolabs in Plymouth, MN is seeking an Associate Software Engineer – C++ (Computer Aided Manufacturing) to join our manufacturing software team. You will design, develop, and maintain web-based apps that support manufacturing operations and data visualization.

You will work on scalable, high-performance solutions, collaborate with product managers and QA, and apply manufacturing domain concepts such as production workflows.

Qualifications

• BS in Computer Science, Software Engineering, or equivalent practical experience.
• Foundational knowledge of JavaScript and modern web development concepts.
• Experience with object-oriented programming, preferably in C# or .NET.
• Familiarity with web services, REST APIs, and JSON data formats.
• Understanding of version control (Git), debugging, and testing.

Responsibilities

• Develop and maintain web apps using JavaScript, HTML, and CSS.
• Implement WebGL-based visualizations for manufacturing data and workflows.
• Build, consume, and troubleshoot RESTful web services and APIs.
• Contribute to back-end development using .NET (C#) to support business logic.
• Collaborate with engineers, product managers, and QA to deliver solutions.
• Write clean, maintainable code and participate in reviews and debugging.

Skills

JavaScript

HTML/CSS

REST APIs

C#

.NET

WebGL

Git

Communication

Education

BS in Computer Science or related field

Tools

WebGL

REST

.NET

C#

Job description

Be yourself at Protolabs** **

Studies have shown that women and people of color are less likely to apply to jobs unless they meet every single qualification. We are an equal opportunity employer, and we are committed to building a diverse team that feels they are valued in the workplace. So do you feel you do not meet every single requirement but still intrigued? We encourage you to still apply! You can help make our company even better. We do not discriminate based on race, color, national origin, sexual orientation, gender, age, mental or physical ability, or any way you represent yourself. We strongly believe diversity makes for more successful teams.

Why Protolabs?** **

We are the leaders in digital manufacturing. We hire doers, makers, and creative thinkers who tackle our roles with an entrepreneurial spirit. Our culture is centered around meaningful work that brings new and innovative products to market at unprecedented speeds. We are a diverse team that comes from all walks of life and take pride in our team who is smart, genuine, humble, and passionate about what we do. It’s our people who fuel our creativity and make our culture feel like home.

Join our team as an Associate Software Engineer – C++ (Computer Aided Manufacturing)

_ This is a hybrid role with three days on-site—Tuesday, Wednesday, and Thursday at our office in Plymouth, MN _

The Associate Software Engineer plays a key role on the manufacturing software development team, contributing to the design, development, and maintenance of web-based applications that support manufacturing operations, data visualization, and data-driven decision-making. This role focuses on building scalable, high-performance software solutions that connect digital technology with real-world manufacturing systems.

What You’ll Do

• Develop and maintain web apps using JavaScript, HTML, and CSS


• Implement WebGL-based visualizations (e.g., 3D models, simulations, or production layouts) for manufacturing data and workflows


• Build, consume, and troubleshoot RESTful web services and APIs


• Contribute to back-end development using .NET (C#) to support business logic and data processing


• Collaborate with senior engineers, product managers, and QA to deliver high-quality manufacturing software solutions


• Write clean, maintainable, and well-documented code following team standards


• Participate in code reviews, testing, and debugging activities


• Learn and apply manufacturing domain concepts such as production workflows


• Support integration with databases, and third-party services as needed

What It Takes

• BS in Computer Science, Software Engineering, or equivalent practical experience


• Foundational knowledge of JavaScript and modern web development concepts


• Experience with object-oriented programming, preferably in C# or .NET


• Familiarity with web services, REST APIs, and JSON data formats


• Understanding of software development fundamentals such as version control (e.g., Git), debugging, and testing

What Makes You Standout

• Familiarity with core software engineering concepts, design principles, and development practices.


• Familiarity with Agile/Scrum development methodologies.


• Strong problem-solving, analytical, and debugging skills.


• Effective written and verbal communication skills.


• Ability to work independently on assigned tasks while collaborating within a team.


• Demonstrated accountability, positive attitude, and ability to meet commitments

What’s In It For You?

• We offer a competitive salary and annual bonus opportunity


• In addition, we offer amazing benefits including but not limited to:
  
  
  
  • 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


• You will receive at least 3 weeks of PTO + Holiday Pay + Wellness Hours + Volunteer Hours


• 401k with company match and immediate vest


• Employee Stock Purchase Program at a 15% discounted rate


• Matching grants through Protolabs foundation


• And More!

$74,500 - $111,700 a year

Protolabs offers a competitive total rewards package, and compensation mix vary based on position, such as base wage, as well as other earnings including incentives and commissions. Actual pay offered will vary depending on multiple factors which may include, without limitation, job function, work experience, specialized skills, training, education, and certifications.

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.