Senior Python Developer

We bring startups and disruptive tech companies to the local market, offering engineers the opportunity to work on innovative, high-impact products. Join us and become a member of their R&D team while we take care of employment, HR support, a benefits package, and an enjoyable work environment.

‍AITHENA is a startup focused on creating an AI-powered tool to enhance the regulatory review process in the pharmaceutical industry.

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Our goal is to build an AI-powered assistant for document analysis and review related to pharmaceutical regulations, enabling efficient search and user query responses based on a comprehensive database of legal case documents.

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We are seeking a Senior Python Engineer to build and maintain robust backend services within an existing application.

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• Write clean, concise, and scalable Python code, ensuring stability, maintainability, and proper unit testing.
• Implement new requirements in an Agile environment, following architectural principles and engineering standards.
• Diagnose complex backend and production issues, using monitoring, telemetry, and logging tools to evaluate options and implement effective solutions.
• Work on performance optimization, testing, troubleshooting, and improving backend service reliability.
• Work with Dockerized backend services and participate in CI/CD processes using GitHub Actions.
• Have a basic understanding of Kubernetes, Argo CD, and Helm Charts to support troubleshooting of backend service deployments when needed.
• Apply basic networking and infrastructure knowledge to investigate backend service issues in Azure-based environments.
• Contribute to architecture and design discussions, ensuring solutions follow best practices.

• 5+ years of experience in development with Python.
• Design, develop, and maintain backend services using Python and FastAPI.
• Write clean, efficient, and testable code for scalable systems.
• Integrate and work with relational databases, primarily PostgreSQL.
• Implement background processing and task queues using Celery.
• Diagnose and resolve complex technical issues in backend systems (including cloud environments like Azure).
• Collaborate with the team on architecture, code reviews, and problem-solving (using GitHub for version control).
• Participate in performance optimization and testing (e.g., with Pytest).
• Apply knowledge of infrastructure and monitoring tools (e.g., Docker, Kubernetes, OpenTelemetry, Argocd) to support backend reliability.
• Proactively learn and adopt new technologies relevant to backend development and cloud operations.
• English B1+.

• Basic front-end experience with React
• Experience with LLM frameworks (LlamaIndex or LangChain)

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