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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - **Company:** PURITY LABS INC - **Location:** Maple Plain, MN, United States - **Experience:** Expert - **Salary:** $107,400.0 - $161,000.0 - **Contract:** Temporary contract - **Skills:** Computer-Aided Design, Application Programming Interfaces (APIs), Business Logic, C Sharp (Programming Language), Software Quality, Code Review, Continuous Integration, Information Engineering, Relational Databases, Distributed Systems, Monitoring of Systems, Python (Programming Language), PostgreSQL, MySQL, Software Architecture, Query Optimization, Software Engineering, System Availability, Delivery Pipeline, Database Optimization, Backend, Event Driven Architecture, Infrastructure Automation Frameworks, Information Technology, Restful APIs - **Published:** September 24, 2026 - **Apply:** https://www.thejobnetwork.com/job/senior-software-engineer-509977963 ## About the Role * Bachelor's degree in Computer Science, Software Engineering, Mathematics, or a related field (or equivalent practical experience) * 7+ years of professional software engineering experience, with a strong focus on backend systems * 2+ years of hands-on experience working with pricing, billing, payments, or financial systems in a production environment * Proven track record of leading technical projects and mentoring other engineers * Proficiency in Python and/or C# for designing, building, testing, and monitoring production-grade systems * Strong experience with relational databases (such as PostgreSQL or MySQL), including schema design, query optimization, and indexing strategies * Experience designing and developing RESTful and/or gRPC APIs for internal and external consumption * Solid understanding of distributed systems concepts, including eventual consistency, idempotency, retry strategies, and event-driven architectures ## Description The Pricing Team at Protolabs is responsible for building and maintaining the intelligence that powers how we quote custom-manufactured parts. We operate at the intersection of a complex two-sided marketplace: when a customer uploads a CAD file, they receive an instant quote, even before we know which Manufacturing Partner will produce the part or at what cost. We are looking for a Senior Software Engineer who will design, develop, and maintain the systems that enable accurate, scalable, and reliable pricing across our product portfolio. In this role, you will own complex backend services at the intersection of business logic, data engineering, and platform reliability, directly impacting revenue outcomes and customer experience. You will also mentor other engineers, help shape architectural decisions, and work closely with Product and Data teams. What you'll do: * Design and develop scalable, high-performance backend services for pricing, including rate engines, discounting logic, and billing integrations * Own the end-to-end software development lifecycle, including design, implementation, code reviews, testing, deployment, and ongoing monitoring of pricing systems * Partner with Product Managers, Finance, Sales, and Data teams to translate complex pricing strategies and business requirements into robust, maintainable solutions * Lead and influence architectural decisions while continuously strengthening the platform's technical foundation * Establish and uphold engineering best practices, including code quality, testing approaches, and performance standards * Mentor and support mid-level and junior engineers, fostering growth and technical excellence within the team * Troubleshoot and resolve production issues, conduct root cause analysis, and implement long-term preventive solutions * Monitor system performance proactively, optimise query efficiency, and ensure pricing APIs consistently meet SLA targets * Enhance CI/CD pipelines, deployment workflows, and infrastructure-as-code practices to improve development efficiency and reliability * Work closely with stakeholders to ensure pricing systems remain compliant with relevant regulatory and business 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 EmployerPhysical 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. ## Related Videos - [Throwing off the burdens of scale in engineering](https://www.wearedevelopers.com/videos/608-throwing-off-the-burdens-of-scale-in-engineering) - [Optimizing Discovery: PostgreSQL's Role in Transforming GetYourGuide's Search](https://www.wearedevelopers.com/videos/1647-optimizing-discovery-postgresql-s-role-in-transforming-getyourguide-s-search) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers) - [Software Engineer Career: Things You Should Know](https://www.wearedevelopers.com/magazine/143-software-engineer-career-things-you-should-know) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again)