Full Stack Engineer

This Full Stack Engineer is dedicated toOneCenterandOneAnalytics-the platform our partner practices use to measure clinical quality, operational performance, and financial results.OneCenteris a React web application backed by Python andFastAPIservices on Azure, whileOneAnalyticsis the analytics layer within the platform, built on Databricks and Azure SQL and surfacedlargely throughembedded Power BI.

In this role, you will own the application layer surrounding the analytics stack, including the embedded Power BI experience and its supporting wrapper, the APIs that deliver Databricks and Azure SQL data to the front end, and the integration of Databricks Genie conversational analytics intoOneCenter. You will partner closely with the Analytics team, which builds the semantic models, dashboards, and Genie spaces, while you build and enhance the product experience our partner practices use every day.

Our engineering team is small and growing, so breadth matters more than specialization. We are looking for an engineer who is strong across the full stack, comfortable working close to data, and ready to grow into deeper architectural responsibilities with support from senior engineers.

This is a full-time remote position within the United States. Employeeslocatedin theNashville,TN area have theoptionto work from the Nashville office.

Responsibilities:

• Build and ship features in theOneCenterweb application using React, backed by Python andFastAPIservices running on Azure.

• Design and maintainFastAPIservices that deliver analytics data, user context, and practice configuration to the front end, usingPydanticmodels and generatedOpenAPIschemas as the contract between services and the front end.

• Own theOneAnalyticsuser experience withinOneCenter, including navigation, filtering, load performance, and functionality that makes analytics accessible and useful for practice leaders and physicians.

• Build andmaintainthe embedded Power BI experience, includingembedtoken generation, report and workspace management, filters, bookmarks, and the supporting wrapper application.

• Implement and verify row-level security to ensure each practice can access only its own data, and monitor and tune embedded report performance and capacityutilization.

• Query and integrate data from Databricks, including SQL warehouses, UnityCatalog, andDelta tables, and Azure SQL into application features. Write and tune SQL and partner with Analytics and Data Engineering on the models and views supporting the application.

• Use async endpoints, background tasks, caching, and pagination to keep large analyticresultsets responsive in the browser.

• Integrate Databricks Genie intoOneCenterusing Genie Conversation APIs, enabling practice users to ask questionsoftheir data in natural language. Build supporting guardrails, including authentication, governed access through Unity Catalog, result rendering, and feedback capture.

• Use AI-assisted development tooling to improve development efficiency and code quality.

• Write unit and integration tests,participateactively in code reviews, and document solutions so they can be effectivelymaintainedby the broader team.

• Build toHIPAA and HITRUST expectations, including least privilege, encryption in transit and at rest, audit logging, tenant isolation, andappropriate handlingof protected health information.

• Partner with Analytics, Data Engineering, Product, and practice-facing teams to understand how physicians and practice administrators use data and translate reporting and analytics needs into scalable product features rather than one-off solutions.

• Additionalresponsibilitiesasassigned to help drive our mission of improving the lives of everyone living with cancer.

• Bachelor’s degree in Computer Scienceor a related field, or equivalent work experience.

• High school diploma or GED.

• 3+ years of professional full-stack software development experience.

• Workingproficiencyin React and modern JavaScript; TypeScript preferred.

• Strong Python skills, including building REST APIs withFastAPI- or with Flask or Django and a clear willingness to work inFastAPI.

• Comfort with async/await in Python and with typed request and response models (Pydantic).

• Strong SQL skills and comfort working directly with analytical data models.

• Experience deploying applications to a major cloud platform, Azure preferred.

• Experience with REST APIs, Git, and CI/CD.

• Ability to own a feature end to end with reasonable guidance, and comfort on a small team.

Preferred:

• Hands-on experience embedding Power BI in a web application -embedtokens, the Power BI REST API, the JavaScript client library, and row-level security.

• Experience working against Databricks (SQL warehouses, Unity Catalog, Delta) or a comparablelakehouseplatform.

• Familiarity with Databricks Genie or other conversational or LLM-backed analytics interfaces.

• Healthcare exposure, particularly clinical, operational, or financial reporting.

• Multi-tenant application experience where data isolation between customers matters.

• Experience withSQLAlchemy, Alembic, or comparable Python data access and migration tooling.

• Azure DevOps, Docker, or containerized deployment experience.

• Experience working in a HIPAA-regulated or HITRUST-certified environment.

OneOncology is positioning community oncologists to drive the future of medical care through a patient-centric, physician-driven, and technology-powered model to help improve the lives of everyone living with cancer and other diseases. Our team is bringing together leaders to the market place to help drive OneOncology’s mission and vision.

Why join us? This is an exciting time to join OneOncology. Our values-driven culture reflects our startup enthusiasm supported by industry leaders in oncology, urology, technology, and finance. We are looking for talented and highly-motivated individuals who demonstrate a natural desire to improve and build new processes that support the meaningful work of independent physicians and the patients they serve.