Senior Full-Stack Developer - React & Python

Senior • Remote

25,000 - 33,000 PLN

Warsaw, Poland

Ignite healthcare innovation - craft impactful dashboards and AI-powered tools for smarter patient insights

100% remote work

As a Senior Full-Stack Developer, you will be working for our client, a leader in healthcare analytics and AI-driven solutions. You will help build sophisticated data visualization dashboards, develop cutting-edge CLI utilities, and integrate large language models to revolutionize healthcare data exploration and research workflows. This is a unique opportunity to shape the future of healthcare technology while advancing your career in a dynamic, innovative environment.

Your main responsibilities:

Build responsive front-end applications using TypeScript and React (Vite, React Router) for healthcare analytics dashboards. (60% React)
Design and implement data visualizations with Recharts, Visx, and D3.js for patient journeys, operational metrics, and geographic insights.
Develop Python CLIs and backend services with FastAPI, focusing on data pipeline management and AI integrations. (40% Python)
Integrate with LLMs (OpenAI GPT-4, Claude, Azure OpenAI) for entity extraction, content generation, and real-time AI interactions.
Create and maintain REST APIs to serve analytics data and connect with external APIs and databases (PostgreSQL/Supabase).
Build developer tools with clear documentation, write tests with pytest, and participate in code reviews.
Collaborate on deploying cloud-native solutions on Azure, leveraging CI/CD pipelines and real-time features.
Ensure healthcare data privacy and security considerations in all user-facing and backend components.

You're ideal for this role if you have:

Over 5 years of experience in full-stack development, with a focus on React and Python.
Strong expertise in TypeScript, React hooks, and modern front-end frameworks.
Proven experience with data visualization libraries: Recharts, Visx, and D3.js.
Hands-on backend experience with Python, including CLI development, async programming, and REST API design.
Practical knowledge of integrating LLM APIs like OpenAI, Claude, or Azure OpenAI.
Familiarity with database querying, data transformation, and API integration.
Git proficiency, collaborative workflow experience, and good documentation practices.

It is a strong plus if you have:

Cloud experience with Azure or AWS, including deployment and CI/CD solutions.
Front-end advanced skills such as complex interactive visualizations and design systems.
Building agent-friendly interfaces and understanding autonomous AI workflows.
Experience in healthcare domain, HIPAA compliance, or healthcare terminology.

Language Required for the role:

Fluent English (good command in both spoken and written)

Eligibility for the role:

Only candidates with an existing legal right to work in the European Union will be considered for this role.

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ITDS

ITDS Business Consultants is a company that operates within the IT consulting industry, focusing on delivering innovative and professional IT projects for international companies, particularly in the financial sector across Europe. The company is committed to providing an environment that fosters professional growth, ambition, and drive. ITDS is involved in strategic projects that are crucial to the market, offering opportunities for skill enhancement and expertise development. The company values stable and long-term cooperation, providing a supportive environment for career development. ITDS also emphasizes a collaborative and international work environment, with access to various benefits such as medical packages, sports programs, and flexible working conditions. The company is dedicated to aligning its solutions with business needs and maintaining high standards in its development practices.

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