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      Photon

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      ReactJS Developer Interview

      7 Oct 2024
      Anonymous employee
      Plano, TX
      Accepted offer
      Positive experience
      Difficult interview

      Application

      I applied through an employee referral. The process took 1 week. I interviewed at Photon (Plano, TX) in May 2021

      Interview

      1. Initial Screening • Format: Phone or video call • Duration: 30–45 minutes • Purpose: Basic discussion about your experience with JavaScript, React, testing frameworks, Docker, and Linux. 2. Technical Interview • Format: Video call • Duration: 60–90 minutes • Purpose: Deep dive into technical skills. Covers JavaScript, React, state management (Redux/MobX), RESTful APIs, Docker, and automation/testing frameworks. • Includes: Live coding tasks and problem-solving exercises. 3. Coding Challenge (Optional) • Format: Take-home assignment • Duration: 1–2 hours • Purpose: Build a small web app using React, showcasing skills in state management, data fetching, and possibly writing tests. 4. Pair Programming or Deep Dive • Format: Video call with a senior developer • Duration: 60–90 minutes • Purpose: Real-time problem-solving, debugging, or building features together to assess your coding style and thought process. 5. System Design Interview (For Senior Roles) • Format: Video call • Duration: 60 minutes • Purpose: Discuss how you would design and structure a web application, manage state, and optimize performance using Docker. 6. Behavioral Interview • Format: Video call • Duration: 30–60 minutes • Purpose: Assess communication, teamwork, problem-solving skills, and cultural fit. 7. Final Interview • Format: Video call with a manager • Duration: 30–60 minutes • Purpose: Clarify any remaining questions and discuss your potential role in the team.

      Interview questions [1]

      Question 1

      What is Backend for Frontend (BFF) Architecture?
      1 Answer