Software Developer

Overview

Join the best radiopharmaceutical company in the world!

If you’re looking to make an impact while building a meaningful career in a specialized, fast-growing field, NorthStar Medical Radioisotopes is the place to do it. NorthStar Medical Radioisotopes is a growing, commercial-stage company focused on advancing patient care by providing therapeutic radioisotopes and novel radiopharmaceuticals to detect and treat cancer.

At the forefront of NorthStar’s technological innovation is scientific excellence, using first-in-kind electron accelerator technology and integrated campus capabilities to drive progress in radiopharmaceutical manufacturing. Our work is driven by a meaningful mission-advancing life-saving radiopharmaceutical development and ensuring a reliable supply of critical medical isotopes for patients in need. As a rapidly growing organization operating on the cutting edge of science, we offer exceptional career growth and professional development opportunities, supported by world-class facilities and a competitive benefits package.

Position

This is a highly collaborative role responsible for designing, developing, testing, and deploying internal AI-enabled software applications and tools that support organizational transformation. This role focuses on architecting, designing, and building scalable, production-ready AI native applications as part of business process re-engineering efforts. The position works closely with Process Excellence teams, End Users, SMEs, IT, and junior developers to rapidly build, validate, and deploy solutions that improve operational efficiency, enable data-driven decision-making, and support scalable growth. Successful candidates will prioritize collaboration, speed, business value and customer impact, balancing concerns around security, scalability, and extensibility.

This position requires a minimum onsite presence of three days per week at our Beloit, WI location.

Responsibilities

• Design, develop, and implement AI-enabled applications and tools based on defined requirements - collaborating heavily with Process Excellence, SMEs, End Users, and IT teams.
• Participate in process re-engineering efforts applying systems engineering and lean practices, including kaizen, continuous improvement cycles, risk management, process mapping across domains.
• Translate process and functional requirements into working software solutions with user-friendly interfaces, and scalable structures.
• Plan software structure including data models, APIs, front-end/back-end structures, and AI/LLM integrations.
• Participate in rapid development cycles with other developers in building applications using AI-assisted coding tools.
• Evaluate and implement AI development tools, frameworks, and workflows to improve speed and quality of development. Develop standards for version control, testing and deployment approaches, and documentation practices.
• Test, debug, and validate applications for reliability and performance, supporting validation activities as required.
• Ensure alignment with organizational governance, data strategy, and security expectations.

Early Development

After 3 months you will:

Participate in process re-engineering efforts, and collaboratively develop AI applications to drive the business forward.

After 6 months you will:

Lead broader software and AI system redesign efforts, coordinating with IT and other SMEs.

Qualifications

Minimum Education/Experience Requirements

Bachelor’s degree in a technical field and minimum three (3) years of experience; or equivalent combination of education and experience. Strong experience building full-stack applications, APIs, and AI-enabled solutions for enterprise business systems.

Please note the company cannot provide immigration-related sponsorship (including H-1B status, O-1 status, Optional Practical Training support, etc.) for this position. Each successful applicant will be required to complete the Form I-9, Employment Eligibility Verification, demonstrating both identity and employment authorization, on or before the first day of employment. Under federal law, only truthful information may be provided on the Form I-9.

COMPUTER SKILLS

In addition to familiarity with Microsoft Office software programs, including Outlook, Word, and Excel, ability with the following computer skills:

• Proficiency in Python, JavaScript/TypeScript, and modern development frameworks.
• Familiarity with rapid development using AI-assisted coding tools (e.g., Claude, Codex, GitHub Copilot, similar tools).
• Experience integrating AI/ML models into applications.
• Strong debugging, testing, and code optimization skills.
• Strong understanding of data models, system integration, and application workflows.
• Experience designing and consuming REST APIs.
• Familiarity with system integration across enterprise applications (ERP, CRM, data systems, etc.).
• Knowledge of API security, authentication (OAuth, tokens), and data flows.
• Knowledge of databases (SQL and/or NoSQL).
• Experience with version control systems (Git-based workflows).
• Familiarity with CI/CD pipelines.
• Knowledge of cloud platforms (Azure, AWS, or GCP). Experience deploying and maintaining production applications.
• Experience with unit testing, integration testing, and validation practices.
• Knowledge of application security principles and best practices.
• Understanding of data governance, risk, and compliance considerations. Experience documenting systems and maintaining development standards

Benefits

• Medical, dental, and vision insurance
• Healthcare Flex Spending Account (FSA) and Dependent Care FSA
• Company-paid short-term and long-term disability
• Company-paid life insurance & AD&D coverage
• Pet insurance
• 401(k) match
• Paid holidays and paid time off (PTO)
• Paid parental leave
• Bonus plan
• Equity Incentive Program

Working Conditions

This role may involve working in a controlled cleanroom environment, general office setting, or specific manufacturing areas. Conditions may include:

• Exposure to varying temperatures, both indoors (heated/air-conditioned spaces) and outdoors
• Noise levels range from quiet to loud, depending on the work area
• Specific vision abilities, including near vision, visual acuity, and color discrimination

Personal Protective Equipment (PPE) is required and may include:

• Respirators, gloves, safety glasses, and full protective clothing
• Compliance with cleanroom gowning protocols (e.g., removal of all jewelry, including piercings)
• Prohibition of cosmetics, fragrances (perfume, aftershave), and nail products, including polish, artificial nails, or extensions

As a radiopharmaceutical manufacturing site, radiation may be present in the laboratory and production areas. Employees in this role may be required to:

• Follow strict radiation safety procedures
• Participate in dosimetry monitoring and bioassay testing as part of the company protocol
• Inform leadership of any health conditions that may affect product integrity, by cleanroom standards

Location

NorthStar Medical Radioisotopes is proud to call Beloit, Wisconsin home. Our headquarters and primary manufacturing facility are located in this vibrant, growing community that combines the charm of a small city with the advantages of a central Midwest location. Beloit features a lively, revitalized downtown filled with local restaurants, shops, and cultural events, and is just a short drive from major metropolitan areas including Madison, Milwaukee, Chicago, and Rockford.

Situated in the heart of the South Central Wisconsin and Northern Illinois region, Beloit offers a rare blend of urban amenities and scenic natural surroundings. Whether you’re drawn to outdoor recreation, educational institutions, the arts, or historic landmarks, the area provides rich and diverse experiences for all interests. A variety of nearby communities, ranging from rural towns to suburban neighborhoods, offer flexible housing options and access to multiple school districts, making Beloit an excellent choice for individuals and families considering relocation.

Please note that this position is eligible for a lump sum relocation benefit!

NorthStar Medical Radioisotopes is an equal opportunity employer. Employment decisions are made without regard to race, color, religion, national or ethnic origin, sex, sexual orientation, gender identity or expression, age, disability, protected veteran status or other characteristics protected by law.