Interview questions asked at Pfizer

How do you secure digital communications in the organization?

Time you exceeded expectations to make a significant impact

Time you faced a difficult decision affecting others

Describe the purpose and use of environment variables in app development.

First action item if hired

What is HTTPS and why is it important?

What is a session in web development?

What are the differences between synchronous and asynchronous processing in backend systems?

Describe a time you ensured the security of sensitive data in a backend system. What measures did you take?

How would you ensure scalability and reliability of a microservices app during peak traffic?

What is the circuit breaker pattern and how does it help in building resilient microservices?

Qualities appreciated in coworkers

Incident where you took extra responsibilities for team success

Describe when you implemented caching to boost app performance and considerations.

What's important to you in a company