ZR__JOB

Jacksonville, United States | Posted on 02/28/2025

There will be 2 video Interviews and possibly an onsite F2F interview with the team architect and then the Director.

You will work on foundation aspects for scale of AI Agents. This will focus on core back-end components and patterns for UI frameworks that will be used by Applications team.

• The current new hiring needs are for a total of 6 new members
• Two Front End Developers
• One Senior/Lead
• One Mid-Level

Frontend React & Python developer with strong knowledge of frontend technologies.

We offer 100% remote work full-time with a flexible schedule.

About the project: a long-term project in the field of healthcare, great flexibility in technologies and approaches working in a team.

Requirements:

• Experience in Python development for at least 5 years
• Ability to quickly switch between tasks on the frontend and backend
• Ability to quickly master new technologies and apply them in practice.
• Experience with AWS and skills in working with databases and Elastic Search will be a plus in the future.

• Can you describe a full-stack application you've built? What technologies did you use and why?
• How do you structure a full-stack project to ensure maintainability and scalability?
• What are some best practices for API development and integration in full-stack applications?
• How would you optimize the performance of a web application on both the frontend and backend?
• What's the difference between Flask and Django? When would you use one over the other?
• How does Django’s ORM work, and what are its advantages over raw SQL?
• How do you handle authentication and authorization in a Django or Flask application?
• Explain the differences between synchronous and asynchronous programming in Python.
• How do you handle background tasks in a Python web application?
• What is dependency injection, and how can you implement it in Python?
• Can you explain how to secure a REST API built with Django or Flask?
• What are Python's asyncio and Celery, and when would you use them?
• How do you manage database migrations in Django?

• What are the key differences between functional components and class components in React?
• How does React's reconciliation process work?
• What is the purpose of React Hooks, and can you explain use State, use Effect, and useMemo?
• How would you optimize a React application for better performance?
• What are React Server Components, and how do they improve performance?
• Explain the differences between Redux and React Context API.
• How do you handle authentication in a React application?
• What is the Virtual DOM, and how does it improve React's performance?
• How do you handle side effects in a React application?
• How would you implement dynamic routing in a React application?

• What are the advantages of GraphQL over REST APIs?
• How do you prevent SQL injection in a Django or Flask application?
• What is database normalization, and why is it important?
• How do you implement caching in a full-stack application?
• How would you set up pagination for an API response?
• How do you handle long-running database queries in a web application?

• How do you containerize a full-stack application using Docker?
• What are the best practices for deploying a React frontend and a Django backend?
• How would you implement CI/CD for a full-stack application?
• How do you monitor and log errors in a production environment?
• How would you scale a web application to handle high traffic?

• Backend
  :
  Write a Python function that finds duplicate records in a database table.
• Frontend
  :
  Implement a React component that fetches data from an API and displays it with pagination.
• Full Stack
  :
  Build a simple to-do app where tasks are stored in a Django backend and displayed in a React frontend.
• Algorithm
  :
  Given a large dataset, how would you optimize data retrieval and display?
• Debugging
  :
  You notice your React app is making unnecessary API calls. How would you debug and fix this?