#nlp

8 nlp interview questions, asked at Glean, Microsoft, Amazon and 5 more companies. Last asked Oct 2026.

Train a model to extract highlight snippets from textML designEach training example is a passage of text with the snippet that should be highlighted and its start and end positions. Complete a PyTorch training pipeline that learns to predict…
Last asked Oct 2026
Byte-pair encoding tokenizerCodingImplement byte-pair encoding: repeatedly merge the most frequent adjacent pair until the vocabulary reaches its target size, then tokenize with the learned merges. Reported on…
Last asked Sep 2026
+2
Greedy and beam search decoding for a language modelCodingYou are writing the decoding step for a language model. Decoding turns the model's per-step scores into a sequence of token ids. Implement greedydecode(scores: listlistfloat) -…
Last asked Sep 2026
Transitive synonym groups from word contextsCodingGroup words into synonym sets where sharing a four-word context links them transitively. Reported on 1point3acres' Glean bank; reconstructed in our own words.
Last asked Sep 2026
Next-word predictor from bigram countsCodingYou get training sentences as lists of words, for example "a", "b", "c", "a", "s", "d". 1. Count, for every word, which words follow it and how often. 2. predict(word) returns the…
Last asked Feb 2026
Infer a user's intent from their typing in real timeML designAs a user types into an assistant or search box, predict what they intend to do so the product can respond early. Cover labels and data, features from partial input, the model and…
Last asked Jan 2026
Design an email spam detection systemML designDesign a system that flags spam email before it reaches the inbox. Cover the features (content, sender, links, behavior), the model, labels from user reports, adversaries who…
Last asked Aug 2025
N-gram language model with fit and generateCodingWrite an n-gram model class. fit reads a text file and counts n-grams; generate produces text by sampling each next word from the counted probabilities given the previous n - 1…
Last asked Aug 2025