Full Stack Engineer 5 jobs in Chicago, IL

Walk me through how you would design the backend for a credit card application flow, from submission through decisioning to provisioning.

What they are checking: Whether they can design an orchestration flow with clear states, failures and retries.

You have worked in Go or Java. When would you choose one over the other for a new service?

What they are checking: Whether they make language choices based on concrete tradeoffs rather than habit.

How do you structure a large Angular application so multiple teams can work in it without breaking each other?

What they are checking: Whether they have frontend architecture experience at scale, not just component work.

Capital One has a You Build You Own culture. Tell me about a service you owned in production, including a time it failed.

What they are checking: Whether they take real ownership of operations, alerts and incident response for their code.

How would you make sure a newly approved customer can use their card immediately, even if a downstream system is slow?

What they are checking: Whether they can design for resilience and good user experience when dependencies lag.

How have you used agentic AI tools in your engineering work, and where do you not trust them?

What they are checking: Whether they use AI tools thoughtfully and know their limits in a regulated environment.

Tell me about a 0 to 1 project you built. How did you decide what to build first?

What they are checking: Whether they can scope a new product sensibly and ship something useful early.

A partner brand wants a custom change to the application flow that complicates the shared platform. How do you handle it?

What they are checking: Whether they can balance partner needs with keeping a platform maintainable.