Senior Python Developer at AITHENA

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

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.

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

• 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 Git Hub 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 Git Hub for version control).
• Participate in performance optimization and testing (e.g., with Pytest).
• Apply knowledge of infrastructure and monitoring tools (e.g., Docker, Kubernetes, Open Telemetry, Argocd) to support backend reliability.
• Proactively learn and adopt new technologies relevant to backend development and cloud operations.

• Basic front-end experience with React
• Experience with LLM frameworks (Llama Index or Lang Chain)

At On The Spot, we’re creating a workplace people would want to stay in:

supportive, well-organized, and fair in terms of conditions and benefits.

We’ll share more about our benefit package during the interviews. In the meantime, you can always check our Glassdoor reviews .