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Senior Developer Interview Questions

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How would you scale access to a system like Twitter

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There's probably no real correct answer, though the solutions go from common to esoteric in a pretty normal progression: caching, shared-cache like memcache, optimize usage, prefetch, then get creative. This is more about testing reasoning and how far you'll go to solve a problem.

I was thinking geographically distributed servers.

What would you do if senior management demanded delivery of software in an impossible deadline?

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How would you troubleshoot slow loading web pages and poorly performing stored procedures?

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Q: Why multiple inheritances are not supported in Java?

1 Answer

How would you build a BART train system.

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If you were responsible for development and launch of a billing system, how would you handle a critical situation?

1 Answer

Describe your experience in selling solutions versus products? How are they different and how would you place your experience in this conversation?

For the years 1901 to 2000, count the total number of Sundays that fell on the first of a month.

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How would you write a program to move inside a square spiral? Start at the upper left corner of the square and walk its edges clockwise. Just before re-approaching the upper left corner, spiral into the square instead, ultimately arriving at the center of the square.

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Write a function to return the nth fibonacci number. The first two can be assumed to be 1 and 1. The third and fourth are then calculated to be 2 and 3.

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