I've read thean article about how Big Tech companies are address theing employment in terms of remote work. I've read an article about how Big Tech companies are addressing employment in terms of remote work.

Since there are multiple articles about this situation, it's more appropriate to use "an article."

Contrary to my expectations, it appears that themany employers want to call themir workers back to the office. Contrary to my expectations, it appears that many employers want to call their workers back to the office.

Changed to "workers" to clarify who you're referring to.

People who have moved to suburban areas during the pandemic are subjected to bepay cut off their salaries. People who have moved to suburban areas during the pandemic are subjected to pay cuts.

Alt: will be subjected to

Even if the company specializes in cutting edge IT technology, the employees would have to work under eyesy want their employees to work under the supervision of the managers. Even if the company specializes in cutting edge IT technology, they want their employees to work under the supervision of the managers.

People didn't realized that household chores can prevent workers from concentrating on the projects until the virus has spreaded all over the world. People didn't realize that household chores can prevent workers from concentrating on projects until the virus has spread all over the world.

Although the state of emergency hasn't been lifted yet, Japanese companies have began to ease restriction on commute even though the state of emergency hasn't been lifteds for working in person. Although the state of emergency hasn't been lifted yet, Japanese companies have began to ease restrictions for working in person.

The absenceFurthermore, the lack of passengers at rush hour is benefitcial for city workers though. Furthermore, the lack of passengers at rush hour is beneficial for city workers.

I think this sentence is a little out of place, would swap it with the previous sentence so the passage reads better.