Developer, Backend Developer, Software Development

Developer – Join the Ōnin Team! Who We Are At The Ōnin Group, we don’t just support business operations , we create environments where teams thrive. As a Best Places to Work company, we invest in our people through industry-leading benefits, professional development, and a culture rooted in service, innovation, and performance.

We’re looking for a Developer to join our development team in Nashville, TN. In this role, you’ll build and maintain applications that support critical parts of Ōnin’s business — from internal operational tools and employee-facing applications to third-party integrations and large-scale data workflows. This is a great opportunity for a developer with a strong programming and web development foundation who enjoys solving real-world problems, digging into complex systems, and building technology that makes people’s jobs easier.

• Design, develop, and maintain web-based applications and software solutions
• Build and maintain APIs and integrations between internal and third-party systems
• Work with relational databases, SQL-based systems, and large datasets
• Troubleshoot and debug applications, APIs, databases, and external integrations
• Write clean, maintainable, and testable code and participate in code reviews
• Improve the performance, reliability, and scalability of existing applications
• Develop queries, reporting processes, and data integrations
• Participate in application architecture and technical design discussions
• Work with cloud-hosted applications and services
• Collaborate with developers and business teams to turn business problems into practical technical solutions
• Participate in daily standups, project planning, and the software development lifecycle
• Maintain technical documentation and work across the stack as project needs evolve

• Hands-on experience developing software or web-based applications
• Strong understanding of programming fundamentals, web development, and HTTP/API concepts
• Experience working with relational databases and SQL
• Familiarity with Git and modern version-control workflows
• Strong debugging and problem-solving skills
• Ability to learn unfamiliar technologies and understand how applications and services interact
• Strong communication and collaboration skills
• Experience with modern programming languages, web frameworks, REST APIs, cloud platforms, containerized applications, third-party integrations, or large datasets is a plus
• Curious and comfortable digging into existing code, logs, database queries, APIs, and production issues
• Able to work independently while collaborating closely with a team and balancing technical quality with delivering useful solutions

Python, Django, Django REST Framework, PostgreSQL, SQL, JavaScript, HTML/CSS, Bootstrap, Git/Git Hub, Google Cloud Platform, Cloud Run, Cloud SQL, Big Query, REST APIs, and third-party integrations. You don’t need experience with everything in our stack on day one.

At The Ōnin Group, you’ll be part of a small development team where you can make a direct impact on the technology we build. You’ll have opportunities to understand business problems, help design solutions, build and deploy applications, and improve them based on real-world use. We empower our employees through our Employee Stock Ownership Plan (ESOP), ensuring you share in our success.

• Employee Stock Ownership Plan (ESOP)
• Competitive bonuses
• 401(k) with 3% company match
• Medical, dental, and vision insurance
• Paid vacation and holidays
• RelyMD telemedicine
• Free counseling and legal services
• Tuition reimbursement
• And more!

Your next opportunity could be right here.

Being an Ōninite means finding opportunities to make an impact. Doing that successfully means the people we serve feel something different when they walk through our doors. Ōnin is one of the largest and fastest-growing privately held staffing companies in the U.S., with branches in 26+ states and Teammates nationwide — all built from humble beginnings