What does a forward deployed engineer do?

What does a forward deployed engineer do?See where I've been lately
Currently:
AUGUST 2026
22 Sat
Context Engeneering
22 Sat
Set up ATS API integration
22 Sat
Deep Work
21 Fri
Application & Portfolio
19 Wed
Check Shopify integration with Netsuite
19 Wed
Application & Portfolio
2 Sun
content reverse engineering
2 Sun
Set up ATS API integration
JULY 2026
31 Fri
Contract Research
31 Fri
Set up ATS API integration
30 Thu
Contract Research
30 Thu
Set up ATS API integration
27 Mon
Set up ATS API integration
6 Mon
Bid & Intitialize
MAY 2026
29 Fri
tickets
29 Fri
fixing harness