Description We are a part of the Machinery Manufacturing industry and are seeking to bring a Back End Developer into our clients' team in Wisconsin. This role offers a contract to permanent employment opportunity and involves backend development with a focus on integrating payment systems and providers. Responsibilities: • Develop and maintain backend systems for integration projects • Collaborate with tech leads, developers, product owners, QA, and coordinators • Work closely with cross-functional teams to ensure seamless integration of payment systems • Write clean, scalable, and efficient code using Node.js, JavaScript, and TypeScript • Use Agile Scrum methodology to manage work and collaborate with the team • Develop APIs to allow for third-party integrations • Use CSS to ensure the backend development aligns with the visual design • Apply your knowledge of JavaScript Frameworks in the development process • Use TypeScript to provide static types to JavaScript, enhancing code quality and understandability • Work on application integration to ensure all systems work together seamlessly • Handle third-party integrations to enhance the functionality and efficiency of our systems • Work on technology integrations to ensure all systems work together effectively. Requirements • Minimum of 5 years experience in Backend Development within the Machinery Manufacturing industry • Proficiency in Agile Scrum methodology • Proven experience in API Development • Competency in CSS and JavaScript • Extensive knowledge of Node.js • Experience with various JavaScript Frameworks • Mastery of Typescript programming language • Demonstrable experience in Application Integration • Proven ability in handling Party Integrations • Expertise in Technology integrations • Experience with Third Party Integrations Technology Doesn't Change the World, People Do.® Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s Terms of Use (https://www.roberthalf.com/us/en/terms) .