Learn Dutch: Ik mocht bij het interessante bedrijf solliciteren. - I was allowed to apply at the interesting company.

Mocht is the simple past tense of the modal verb mogen (to be allowed to, may). Because this sentence is in the past tense, ik mocht means "I was allowed to" or "I had permission to".

Why does the adjective "interessante" get an "-e" at the end?

Bedrijf is a het word (het bedrijf). When you use an adjective together with the specific article de or het before the noun, the adjective almost always gets an -e added to it.

Why is the verb "solliciteren" all the way at the end?

This is the standard word order when using a modal verb. The past tense modal verb mocht takes the second position in the sentence, pushing the main action verb (solliciteren) to the very end in its full dictionary form (the infinitive).

Why do we use "bij" for "at" in this sentence?

In Dutch, when you talk about applying for a job, working, or interviewing "at" a company or organization, the correct preposition to use is bij.