It's fun to work in a company where people truly BELIEVE in what they're doing! Fullsteam is a leading provider of vertical software and embedded payments technology dedicated to helping businesses flourish by providing their customers with seamless experiences. With a dynamic and growing team of over 1,900 employees, we are committed to driving innovation and delivering best-in-class software and payment solutions that empower small and medium-sized businesses across numerous industries. Our purpose is to help our customers grow their businesses and delight their customers. Join us and be a part of a forward-thinking company that values growth, excellence, and the success of our clients. Part of the Fullsteam organization, we are a cloud-based management platform serving golf courses and private clubs across North America. Our software empowers facilities to efficiently run every aspect of their operation. from membership and tee time booking to point-of-sale, event scheduling, competition management, and club website hosting. By streamlining these core functions into a unified platform, we help course operators enhance member experience, drive revenue, and simplify their day-to-day operations. We’re looking for a Senior Full Stack Developer to help evolve our established SaaS platform for the golf industry. This role will focus primarily on integration work with Fullsteam Alliance business units, third party partners, and enhancements to the shared Alliance integration platform. You’ll be working in a mixed stack (Angular front end, back end 75% C# / 25% PHP, cloud-resident) and collaborating with cross-functional teams to deliver high-quality and scalable features and integrations, improving interoperability and data exchange across business units. This is a hands-on development role that combines full-stack expertise with an interest in broader system design and cross-system coordination. Primary Responsibilities: Own feature delivery from design through release, working closely with product teams. Collaborate with front-end, back-end and partner teams on system integration flows, including REST APIs and event-driven messaging. Contribute to integration discussions and implementations with an emphasis on shared data models, cross-application communication, and inter-system reliability. Follow internal processes for security, testing, and deployment. Skills & Competencies: System Integration & Architecture Strong understanding of RESTful APIs, JSON data structures, and asynchronous communication patterns. Experience contributing to platform-level integration efforts involving messaging systems, queues, or event-driven architecture is preferred. Awareness of cross-system coordination challenges, including schema alignment, service reliability, and data flow consistency. Development Practices Proficient in debugging and problem-solving in large, established codebases. Comfortable working within CI/CD workflows and modern development environments. Familiarity with cloud-based platforms (AWS or Azure) and deployment best practices is strongly preferred. Collaboration & Delivery Strong communication skills, with a track record of effective collaboration on distributed teams. Ability to lead feature development end-to-end, from design to deployment. Pragmatic approach to architecture and implementation—focused on simplicity, clarity, and maintainability. Minimum Qualifications: Bachelor’s degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience. 5+ years of professional experience developing back-end logic in .NET / C#. 2+ years experience developing front end UI with Angular Solid understanding of REST APIs and asynchronous integration techniques. Experience working in a cloud environment (AWS or Azure preferred). Strong written and verbal communication skills in a remote team setting. Authorized to work in the US or Canada. Fullsteam supports an inclusive workplace that values diversity of thought, experience, and background. Fullsteam is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, ancestry, age, physical or mental disability, sex, sexual orientation, gender identity/expression, pregnancy, veteran status, marital status, creed, status with regard to public assistance, genetic status or any other status protected by federal, state, or local law. It has come to our attention that various individuals and organizations are contacting people offering false employment opportunities with Fullsteam. These individuals and organizations may request personal information or money in order to progress the application. Fullsteam does not ask for money transfers or payments from applicants to secure a job. If you are asked for money transfers or payments to secure a job, you should assume that such individuals and organizations are not providing genuine offers or services. If you believe you have received a fraudulent job offer, we would appreciate you contacting us at HumanResources@fullsteam.com. All legitimate open positions at Fullsteam can be found in our careers job site. Please access that from the Apply for a job section to verify the legitimacy of a job offer. Fullsteam: Leading the Evolution of Software and Payments Fullsteam integrates modern and scalable payments technology with vertical software to create industry-specific features and end-to-end business management systems. Fullsteam is a rapidly growing, dynamic, and exciting private equity-backed software and payments company headquartered in Auburn, AL. The company was formed in 2018 by a core group of talented payments and software experts. Fullsteam is quickly expanding its operations through the acquisition of strategic portfolio companies that could benefit from our cutting-edge software and payments platform.