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Jupiter Payments Linkedin · Posted 1mo ago

Back End Developer

Jupiter, Florida, United States

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About the Role


We are seeking a Back-End Developer to join our in-office technology team in Jupiter, Florida. This role will be responsible for actively developing, optimizing, and maintaining the core back-end systems that power our software platforms and applications.


This is a hands-on position for someone who is proficient in back-end development and comfortable owning system architecture, building scalable services, and ensuring performance, reliability, and security across our platforms. You will play a direct role in strengthening the foundation of our software as we continue to grow and expand.


Responsibilities

  • Support and enhance an existing POS backend platform
  • Learn and work within an established legacy codebase with team support
  • Collaborate with product, frontend, and support teams to develop new features and improvements
  • Identify inefficiencies, bugs, and opportunities to improve performance and reliability
  • Assist in designing and implementing backend integrations and APIs
  • Help evaluate and plan long-term modernization, including potential migration toward SQL-based architecture
  • Contribute to the stability, scalability, and evolution of the platform


Qualifications

  • Experience in backend software development
  • Strong understanding of databases, application logic, and backend architecture
  • Experience with SQL and relational databases
  • Ability to understand and work in an existing codebase
  • Strong problem-solving skills and comfort working in evolving systems
  • Experience with APIs and integrations preferred


Preferred (But Not Required)

Experience with one or more of the following is a plus:

  • Alaska Xbase++
  • Harbour
  • Clipper
  • FoxPro / Visual FoxPro
  • DBF-based systems
  • Legacy system modernization or migration projects
  • POS, retail, or inventory systems
  • AWS or cloud infrastructure


What We’re Looking For

We’re looking for someone who can help us bridge legacy and modern systems. Someone comfortable learning an existing platform while helping shape where it goes next.


You do not need prior Xbase experience if you have strong backend fundamentals and a willingness to learn.


Why Join Us

  • Opportunity to work on and help shape a core software platform
  • Real ownership and influence over architecture decisions
  • Blend of maintaining, improving, and modernizing a live system
  • Small, collaborative team with the ability to move quickly
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