General ML and NLP General RAG questions
Junior Machine Learning Engineer Interview Questions
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If you have billion records and you can access them only one at a time, how do you get 100 records randomly ?
A coding problem
Conocer acerca de mi career path, personalidad y métodos de resolución de problemas.
Coding question: given a list of student IDs and courses they are enrolled in, find the courses each pair of students are enrolled in.
Random Walk Distances On Graphs Given a graph and any pair of vertices i and j, it is possible to take a random walk starting from i and eventually arrive at j, if i is connected to j. Specifically, starting at i, each time we choose an edge to traverse randomly according to some probability distribution P, and repeat until we arrive at j for the first time. The number of edges traversed is a random variable with some expected value, which is the expected random walk distance from i to j. By this definition, the expected random walk distance from a vertex to itself is always 0. Furthermore, multiple traversals of an edge are also counted in the random walk distance. Your task is to write a program to estimate the expected random walk distance between all pairs of vertices in a given graph.
Both techical screening and algorithms interview were Leetcode-style questions. I never saw exactly same problems on Leetcode, but very similar (Medium level)
Systems Design for how Rokt's product works (think how Amazon recommends products when you add something to your basket/look at a product).
Machine round test a good one
For the problems, focus on dynamic programming, priority queues, and graph algorithms on LeetCode. Also learn SQL.
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