Senior Python API Developer – Healthcare Data Integration

Our requirements

• At least 5 years of professional experience in Python backend or service development.
• Proven experience building and maintaining APIs using FastAPI.
• Strong understanding of API design principles and service-oriented architecture.
• Solid SQL skills, capable of working with large datasets, complex queries, and optimization techniques.
• Hands-on experience integrating multiple data sources with varying schemas and quality.
• Good knowledge of asynchronous programming in Python.
• Familiarity with Git workflows, code reviews, and collaborative development.
• Ability to produce clear technical documentation and specifications.
• Fluent in English, with excellent communication skills.

Optional

• Experience working in healthcare IT or related regulatory environments.
• Knowledge of data transformation, reconciliation, and validation techniques.
• Certifications related to Python, API development, or healthcare data standards.

Your responsibilities

• Design, develop, and maintain production-grade APIs in Python, focusing on FastAPI framework.
• Build backend services that handle real-time data from internal and external health systems.
• Implement API logic with request validation, error handling, authentication, logging, and monitoring.
• Develop asynchronous services to enhance system performance and scalability.
• Write, optimize, and maintain complex SQL queries supporting large datasets and operational workflows.
• Integrate diverse healthcare data sources including claims, patient records, referrals, and admissions.
• Ensure data consistency, quality, and accuracy across multiple systems.
• Collaborate with cross-functional teams, including engineers, analysts, and business stakeholders, to deliver scalable backend solutions.
• Document technical processes, API interfaces, and support reliable, maintainable engineering practices.

About the project

This is how we organize our work

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ITDS’s Whistleblower Procedure

What we offer

• Stable and long-term cooperation with very good conditions
• Enhance your skills and develop your expertise in the financial industry
• Work on the most strategic projects available in the market
• Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years
• Participate in Social Events, training, and work in an international environment
• Access to attractive Medical Package
• Access to Multisport Program
• Access to Pluralsight
• Flexible hours

Benefits

• sharing the costs of sports activities
• private medical care
• flexible working time
• fruits
• integration events
• corporate gym
• saving & investment scheme
• no dress code
• coffee / tea
• drinks
• christmas gifts
• birthday celebration
• sharing the costs of a streaming platform subscription
• access to +100 projects
• access to Pluralsight

Recruitment stages

• 1.
  online interview
• 2.
  online interview

ITDS Polska Sp. z o.o.