Personal assistant with tech knowlede

I'm a COO of a large internet company and I'm struggling to keep up with all the things on my daily agenda. I'm looking for someone to keep me on track, every day, someone who'll ground me between calls, meetings, tasks, etc.

The work is 6 days a week, 2-3 hours per day.

Timezone: GMT+2

You must speak, type and read perfect english, not shy from the phone/skype and be an eloquent communicator.

Some skills that would prove valuable for you to have:
- Great Word skills
- Great Excel / spreadsheet skills
- Be familiar with Slack, and communicating via Slack
- HTML / CSS - a big advantage.
- JavaScript - advantage.
- Be SMART. Don't act like a robot. Have a personality. Think outside the box.

Please provide a cover letter, at least 1 recommendation from a previous job and answer the following 3 questions in writing:

1. What do you hate about your previous employer most?
2. What is the one challenge you had to deal with in high school that you overcame and proud of it?
3. Why should I choose you over other applicants??