Я доем суп после работы.

Доем comes from доесть, which means to finish eating something, to eat the rest, or to eat it up.

So this is not just I will eat soup. It specifically suggests completion:

• есть = to eat
• доесть = to finish eating

That often implies one of these:

• the soup is already partly eaten, and the speaker will finish it later
• there is some soup left, and the speaker will eat the remainder

This is why доем is different from съем, which would more generally mean I will eat the soup.

In Russian, perfective verbs do not normally have a true present tense. Their present-tense-looking forms actually refer to the future.

So:

• я доедаю = I am finishing / I usually finish eating (imperfective)
• я доем = I will finish eating (perfective)

Here, доем is the 1st person singular future of the perfective verb доесть.

Russian usually does not need a separate word like will.

Future can be expressed in two main ways:

1. Perfective simple future

   • Я доем суп. = I will finish the soup.

2. Imperfective compound future

   • Я буду есть суп. = I will be eating soup / I will eat soup.

Since доесть is perfective, Russian uses the simple future form доем, without a separate helper verb.

Both can be translated as I will eat the soup, but they are not the same.

• Я съем суп = I will eat the soup.
  • Focus: the action of eating the soup as a whole.
• Я доем суп = I will finish the soup.
  • Focus: completing what remains.

So доем often sounds like:

• I’ll finish the rest of the soup
• I’ll finish the soup later

If you want the idea of finishing what is left, доем is the better choice.

Because суп is the direct object here, and it is in the accusative case.

For many inanimate masculine nouns, the accusative singular is the same as the nominative singular:

• nominative: суп
• accusative: суп

So:

• Я доем суп. = I will finish the soup.

You might see супа in other contexts, but not because of the normal direct object here.

Because the preposition после always takes the genitive case.

The noun работа changes like this:

• nominative: работа
• genitive: работы

So:

• после работы = after work

This is a very common pattern:

• после урока = after the lesson
• после обеда = after lunch
• после фильма = after the movie

Usually после работы means after work in the everyday sense of after your job / after your workday.

So the sentence most naturally means:

• I’ll finish the soup after work.

If you wanted to say after finishing the work or after completing a particular piece of work, Russian might use a different wording depending on context.

Yes, often you can.

Russian verb endings usually show who the subject is, and доем already clearly means I will finish eating.

So both are possible:

• Я доем суп после работы.
• Доем суп после работы.

Including Я can add:

• emphasis
• contrast
• clarity

For example:

• Я доем суп после работы, а не сейчас.
  I’ll finish the soup after work, not now.

Yes. Russian word order is flexible, though different orders can sound more natural in different contexts.

Possible versions:

• Я доем суп после работы.
• После работы я доем суп.
• Суп я доем после работы.

These all mean roughly the same thing, but the emphasis changes:

• Я доем суп после работы. = neutral
• После работы я доем суп. = emphasis on after work
• Суп я доем после работы. = emphasis on the soup

So Russian word order is not random, but it is more flexible than English.

Yes. The verb доесть is perfective, so it presents the action as a single completed whole.

That means the speaker is talking about the point when the soup will be finished.

So the sentence does not focus on the process of eating. It focuses on the result:

• the soup will be finished after work

If you wanted to focus on the process instead, you would usually use an imperfective verb.

The stress is on the second syllable:

• дое́м
• рабо́ты

So the sentence is pronounced approximately:

• ya da-YEM soop POS-lya ra-BO-ty

A useful note: in careful speech, доем is pronounced as two vowel sounds after д:

• до-е́м

Russian has no articles.

So суп can mean:

• soup
• the soup
• sometimes even a soup, depending on context

The exact meaning is understood from the situation. In this sentence, because of доем (finish eating), English will often naturally use the soup or the rest of the soup:

• I’ll finish the soup after work.
• I’ll finish the rest of the soup after work.