Senior Python API Developer – Healthcare Data Integration

Unleash innovation — craft robust APIs that transform healthcare data into actionable insights! Warsaw-based opportunity with remote work model. As a Senior Python API Developer, you will be working for our client, a leader in healthcare data integration. You will innovate by designing and developing scalable APIs that connect diverse healthcare systems, streamline data flows, and support critical operational and analytical workflows. Join us to drive impactful digital transformation in healthcare technology and elevate your career with cutting-edge backend solutions. Your main responsibilities: Design, develop, and maintain production-grade APIs in Python, focusing on FastAPI, ensuring they meet performance, security, and usability standards. Build backend services that efficiently process live data from multiple internal and external healthcare sources. Implement robust API logic, including request validation, error handling, authentication, logging, and monitoring. Develop asynchronous services and integrations to enhance scalability and responsiveness. Write, optimize, and maintain complex SQL queries against large datasets supporting reporting, segmentation, and analytics. Integrate diverse healthcare data sources such as claims, patient records, referrals, and hospital data, ensuring data consistency and reliability. Implement validation checks and data reconciliation processes to maintain high data quality. Collaborate within Git-based workflows, contribute to technical documentation, and align with engineering best practices. You're ideal for this role if you have: At least 5 years of professional experience with Python in backend or service development. Proven expertise in building APIs with FastAPI or similar frameworks. Strong understanding of API design principles, service architecture, and asynchronous programming. Excellent SQL skills, capable of handling complex queries on medium to large datasets with performance considerations. Experience integrating multiple data sources with varying schemas and data quality. Familiarity with modern development practices such as Git workflows, code reviews, and technical documentation. Ability to work independently in a remote setting and communicate fluently in English. It is a strong plus if you have: Knowledge of healthcare industry data standards and systems. Experience with data reconciliation and validation in healthcare or similar regulated sectors. Certifications in Python or data management. Language Required for the role: Fluent English, with good command of technical communication needed for collaboration and documentation. Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role.