Descriptions can be found here for all 16 types: link

Maybe she's a bit lazy at the beginning but she turns hardworking.

I think this fits her the best.

definitely

It was hard for me to type her when I did the icons, but I feel like she fits ISTP the best.

^ I completely agree. These are the parameters I was going based on:

Extraversion vs Introversion:
Talkative/Outgoing (Extraversion) vs Reserved/Private (Introversion)
Prefer Fast-Paced Environment (Extraversion) vs Slower Pace Environment (Introversion)
Work out ideas with other/Think out loud (Extraversion) vs Think inside head (Introversion)
Enjoy being center of attention (Extraversion) vs Rather observe than be center of attention (Introversion)

Sensing vs Intuition:
Focus on reality of how things are (Sensing) vs Imagine possibilities of how things could be (Intuition)
Looks at concrete facts & details (Sensing) vs Looks at big picture, everything connects (Intuition)
Prefers ideas with practical applications (Sensing) vs Enjoy fantastical ideas for own sake (Intuition)
Describe things specific and literally (Sensing) vs Describe things figurative and poetic (Intuition)

Thinking vs Feeling:
Decide impersonally with logic (Thinking) vs Decide emotionally (selfish or selfless) (Feeling)
Value justice and fairness (Thinking) vs Value harmony and forgiveness (Feeling)
Enjoy finding flaws in argument (Thinking) vs Like to please and point out best in people (Feeling)
Described as reasonable & level-headed (Thinking) vs Described as warm & empathetic (Feeling)

Judging vs Perceiving:
Prefer to have matters settled (Judging) vs Prefer to leave options open (Perceiving)
Rules & deadlines should be respected (Judging) vs Rules & deadlines should be flexible (Perceiving)
Prefer detailed, step by step directions (Judging) vs Prefer to improvise along the way (Perceiving)
Make plans and like to be ready in advance (Judging) vs Spontaneous and welcome new surprises (Perceiving)